Computer Knowledge

What part of the computer interprets and executes instructions that are posed to it?

• ক. RAM
• খ. CPU
• গ. ROM
• ঘ. Cache

The volatile memory of the computer is known as:

• ক. ROM
• খ. BIOS
• গ. RAM
• ঘ. None

In computer terms, what does 'cncryption of data' mean?

• ক. Data cannot be sent over the internet
• খ. Data is encoded so it cannot be read without decoding software
• গ. Data is kept locked in special room
• ঘ. None of the above

Physical components of a computer are called--

• ক. Software
• খ. Hardware
• গ. Malware
• ঘ. Terminals

What is the best way to protect your hard drive data?

• ক. Regular backups
• খ. Periodically defragment it
• গ. Run scandisk at least once a weak
• ঘ. None of the above

What is the unit of measurement for drive access time?

• ক. Nanoseconds
• খ. Seconds
• গ. Microseconds
• ঘ. Picoseconds

Chips are made up of millions of tiny parts/switches known as—

• ক. Etches
• খ. Transistors
• গ. Chargers
• ঘ. Electrons

Unsolicited commercial e-mail is commonly known as—

• ক. Junk
• খ. Hoaxes
• গ. Spam
• ঘ. Hypertext

What function does F1 stand for in most computers?

• ক. Help
• খ. Save
• গ. Save as
• ঘ. Cut-paste

Which of the following represents examples of an IT input device, output device and storage device respectively?

• ক. Bar code reader, CD drive, projector
• খ. Keyboard, monitor, hard disc
• গ. Printer, DVD drive, joystick
• ঘ. Printer, mouse, monitor

Which of the following extensions is used for picture files stored in the computer?

• ক. exe
• খ. jpg
• গ. doc
• ঘ. xls

Which one of the following is the fastest data transmission media?

• ক. Twisted pair cable
• খ. Coaxial cable
• গ. Cat-5
• ঘ. Fiber optic cable

The three colors of the pixel of color monitors are—

• ক. Red, green and yellow
• খ. Red, green and blue
• গ. Red, green and black
• ঘ. Yellow, green and blue

What does LED stand for?

• ক. Large and extended display
• খ. Light emitting diode
• গ. Light enabled dot
• ঘ. Large electronic display

Which of the following is an open source operating system?

• ক. Vista
• খ. UBUNTU
• গ. DOS
• ঘ. Windows XP

What is the meaning of CC used in a mail?

• ক. Close copy
• খ. Copy circulated
• গ. Confidential copy
• ঘ. Carbon Copy

Bandwidth means--

• ক. the range of frequencies
• খ. bit per second
• গ. cycle per second
• ঘ. bit per minute

In simplex transmission---

• ক. data is sent in both directions simultaneously in a controlled way
• খ. data can travel in two directions, but only one direction at one time
• গ. data is sent in both directions simultaneously
• ঘ. data can travel in only one direction at all times

Which is an essential component of a LAN?

• ক. Router
• খ. Gateway
• গ. NIC
• ঘ. Modem

The size of a sector in hard disk is---

• ক. 512 bytes
• খ. 64 bytes
• গ. 510 bytes
• ঘ. 1000 bytes

PCMCIA represents a standard for--

• ক. Desktop computer
• খ. Mainframe
• গ. Minicomputer
• ঘ. Notebook

The most frequently used instructions are kept in the--

• ক. ROM
• খ. Cache memory
• গ. RAM
• ঘ. CD

Flash memory is---

• ক. Non-removable
• খ. Non-volatile
• গ. Non-portable
• ঘ. Volatile

Control Unite----

• ক. performs mathematical operations
• খ. perform logical operations
• গ. directs the movement of electrical signals
• ঘ. performs comparisons of numbers

Firmware is builtusing--

• ক. RAM
• খ. Video Memory
• গ. Cache memory
• ঘ. ROM

OMR means--

• ক. Optical Mark Recognition
• খ. Original Mark Recognition
• গ. Only Mark Reading
• ঘ. Optical Media Reading

The OSI model has--

• ক. 7 Layers
• খ. 5 Layers
• গ. 9 Layers
• ঘ. 8 Layers

Which one of the following is not an application software?

• ক. Java
• খ. MS Word
• গ. MS Excel
• ঘ. Accounting Package

RAM is--

• ক. Non-volatile
• খ. Secondary storage
• গ. Parmanent storage
• ঘ. Volatile

The term dot per inch (dpi) refers to--

• ক. Speed
• খ. Resolution
• গ. Output
• ঘ. Colors

Which must do the return compressed files to their original state--

• ক. Extract
• খ. Archive
• গ. Zip
• ঘ. Delete

The type of internet connection might be compared to a regular telephone call, in terms of its duration:

• ক. Baseband
• খ. Broadband
• গ. Dial up
• ঘ. Satellite

In an email address '[email protected]', the portion 'bbb' indicates?

• ক. Domain name
• খ. TCP/IP Layer name
• গ. Domain type
• ঘ. Protocol name

The file extension EXE generally refers to what kind of file?

• ক. Excel file
• খ. Audio file
• গ. Executable file
• ঘ. MS Excess file

In a flowchart, a diamond generally stands for---

• ক. Start / End
• খ. Decision
• গ. Processing
• ঘ. Input / Output

Which of the following device doesn't use scanning as a first step in its working principle?

• ক. Plotter
• খ. OCR
• গ. MICR
• ঘ. Bar Code Reader

Elaboration of VIRUS is--

• ক. Versatile Information Research Under Seize
• খ. Vital Information Resource Under Seize
• গ. Volume Information Resource Under Seize
• ঘ. Video Information Resource Under Seize

In most applications 'F1' stands for?

• ক. Save
• খ. Save as
• গ. Help
• ঘ. Cut-Past

Which one is a layer 3(Network Layer) protocol?

• ক. UDP
• খ. DNS
• গ. TCP
• ঘ. IP

Which one is both input and output device?

• ক. Plotter
• খ. Touch Screen
• গ. Printer
• ঘ. OMR

A RAM chip is labeled as ‘2Mx16’. What is the word-size of the RAM?

• ক. 2 Bytes
• খ. 16 Bytes
• গ. 2x16 MB
• ঘ. 8 Bits

Which type of ROM is used in pen drive?

• ক. Mask ROM
• খ. EP ROM
• গ. CD ROM
• ঘ. EEP ROM

Which one is an application package?

• ক. DOS
• খ. LOTUS
• গ. LUNUX
• ঘ. UBUNTU

Every web page has a unique address called.

• ক. http
• খ. uniform resource locator
• গ. hypertext
• ঘ. hyperlink

Which types of interface allow connect, control musical instruments to computer?

• ক. MIDI
• খ. DIMI
• গ. DIIM
• ঘ. MDII

Common keyboard arrangement is called?

• ক. QWETRY
• খ. QWRERT
• গ. QWRTEY
• ঘ. QWERTY

(111111110)2 = (?)10

• ক. 256
• খ. 511
• গ. 510
• ঘ. 512

Which of the following is not anti-virus software?

• ক. Norton
• খ. Kaspersky
• গ. AVG
• ঘ. Win-pro

In MS Word, pressing CTRL + S will result in:

• ক. Saving the document
• খ. Centering aligment
• গ. Exiting from MS word
• ঘ. Underlining text

Which of the following application is used for calculation?

• ক. Microsoft Word
• খ. Microsoft Excel
• গ. Microsoft Outlook
• ঘ. Microsoft Powerpoint

Voip extension refers to:

• ক. Voice Over Internet Protocol
• খ. Voice over Internet Provider
• গ. Voice over Internet Practice
• ঘ. Voice Over Internet Press

MPEG extension refers to:

• ক. System file
• খ. MS Office Document
• গ. Video file
• ঘ. Image file

Which of the following is not an output device?

• ক. Scanner
• খ. Printer
• গ. Laser printer
• ঘ. Monitor

You must install this on a netwark if you want to share a broadband internet connection:

• ক. Router
• খ. Modem
• গ. Node
• ঘ. Cable

'Bkash' is an example of:

• ক. Application software
• খ. Third generation language
• গ. Mobile banking
• ঘ. First generation language

Which of the following commands is given to reboot the computer?

• ক. Ctrl + Alt + Del
• খ. Ctrl + Alt + Tab
• গ. Ctrl + Shift + Del
• ঘ. Ctrl + Shift + Tab

'.bak' extensionrefers usually to what kind of file?

• ক. Backup file
• খ. Audio file
• গ. Animation file
• ঘ. MS Encarta document

Before a disk can be used to store data. It must be---

• ক. Formatted
• খ. Reformatted
• গ. Addressed
• ঘ. None of the above

Which of the following are considered to be video component?

• ক. Resolution
• খ. Color depth
• গ. Refresh rate
• ঘ. All of the above

Which of the items below are considered removable storage media?

• ক. Removable hard disk cartridges
• খ. (Magneto-optical) disk
• গ. Flexible disks cartridges
• ঘ. All of the above

Each model of a computer has a unique--

• ক. Machine language
• খ. Assembly of a computer
• গ. High level language
• ঘ. All of the above

The personnel who deals with the computer and its mamagement put togather are called---

• ক. Software
• খ. Human ware
• গ. Firmware
• ঘ. Hardware

A technique used by codes to convert an analog signal into a digital bit stream is known as--

• ক. Pulse code modulation
• খ. Pluse stretcher
• গ. Query processing
• ঘ. Queue management

A group of magnetic tapes, videos or terminals usually under the control of one master is--

• ক. Cylinder
• খ. Surface
• গ. track
• ঘ. Cluster

A physical connection between the microprocessor memory and other parts of the microcomputer is known as--

• ক. Path
• খ. Address bus
• গ. Route
• ঘ. All of the above

An input/output device at which data enters or leaves a computer system is--

• ক. Keyboard
• খ. Terminal
• গ. Printer
• ঘ. Plotter

A term used to describe interconnected computer configuration is---

• ক. Multiprogramming
• খ. Modulation
• গ. Multiprocessing
• ঘ. Micro program sequence

Another word for a daisy wheel printer--

• ক. Petal printer
• খ. Golf ball printer
• গ. Laser printer
• ঘ. Line printer

Properly arranged data is called--

• ক. Field
• খ. Words
• গ. Information
• ঘ. File

Which is an item of storage medium in the form of circular plate?

• ক. Disk
• খ. CPU
• গ. Printer
• ঘ. ALU

One of a class of storage device devices that can access storage locations in any order is---

• ক. DTE
• খ. DASD
• গ. DDE
• ঘ. None of above

An online backing storage system capable of storing larger quantities of data is--

• ক. CPU
• খ. Memory
• গ. Mass storage
• ঘ. Secondary storage

Which country is the inventor of internet?

• ক. England
• খ. China
• গ. USA
• ঘ. Japan

What is the central device in star topology?

• ক. STP server
• খ. Hub/switch
• গ. PDC
• ঘ. Router

Which connector STP uses?

• ক. BNC
• খ. RJ-11
• গ. RJ-45
• ঘ. RJ-69

Who is the inventor of computer?

• ক. Adam Osborne
• খ. Charles Babbage
• গ. Remington Rand
• ঘ. Berner Lee

What is the max cable length of STP?

• ক. 100 ft
• খ. 200 ft
• গ. 100 m
• ঘ. 200 m

The --- portion of LAN management software restricts access, records user activities and audit data etc.

• ক. Configuration management
• খ. Security management
• গ. Performance management
• ঘ. None of above

A standalone program that has been modified to work on a LAN by including concurrency controls such as file and record locking is an example of--

• ক. LAN intrinsic software
• খ. LAN aware software
• গ. Groupware
• ঘ. LAN ignorant software

IOS stands for--

• ক. International Standard Organization
• খ. International Student Organization
• গ. Integrated Services Organization
• ঘ. None of above

Terminators are used in --- topology.

• ক. Line
• খ. Bus
• গ. Star
• ঘ. None of above

If a computer on the network shares resources for otheers to use , it is called--

• ক. Server
• খ. Client
• গ. Mainframe
• ঘ. Host

The advantage of using a spreadsheet is--

• ক. calculation can be done autometically
• খ. changing data autometically updates calculations
• গ. more flexibility
• ঘ. All of the above

You can create hyperlinks from the Excel workbook to--

• ক. A webpage on company internet
• খ. A webpage on the internet
• গ. Other office 97 application documents
• ঘ. All

You can create only a horizontal page break by first selecting--

• ক. A row below the row where you want the page break to occur
• খ. A cel in row 1
• গ. A cell in column A
• ঘ. a and c both

Using the F11 shortcut key to create a chart on chart sheet creates--

• ক. A default chart
• খ. A 2-dimensional column chart
• গ. A 2-dimensional bar chart
• ঘ. A 3-dimensional line chart

To add two cell (A1 and A2) together you use the following formula--

• ক. = A1 + A2
• খ. =Add(A1+A2)
• গ. =together(A1:A2)
• ঘ. A1 plus A2

Graphics for word processor--

• ক. Peripheral
• খ. Clip art
• গ. Highlight
• ঘ. Execute

A program which helps to create written document and lets you go back and make corrections as necessary--

• ক. Home row keys
• খ. Tool bar
• গ. Folder
• ঘ. Word processor

Which of the following memories needs refreshing?

• ক. SRAM
• খ. DRAM
• গ. ROM
• ঘ. All of above

Which of the following is used as a primary storage device?

• ক. Magnetic drum
• খ. PROM
• গ. Floppy
• ঘ. All of above

CHKDSK command is used to--

• ক. Analyze the hard disk error
• খ. Diagnose the hard disk error
• গ. Report the status of files on disk
• ঘ. All of the above

An application suitable for sequential processing is--

• ক. Processing of grades
• খ. Payroll processing
• গ. Both a and b
• ঘ. All of above

The language that the computer can understand and execute is called--

• ক. Machine language
• খ. Application software
• গ. System program
• ঘ. All of above

What does the disk drive of a computer do?

• ক. Rotate the disk
• খ. Read the disk
• গ. Load a program from the disk into the memory
• ঘ. Both b and c

The arranging of data in a logical sequence is called--

• ক. Sorting
• খ. Classifying
• গ. Reproducting
• ঘ. Summarizing

Which of the following magazines covers only the IBM PC and its compatibles?

• ক. Byte
• খ. PC magazine
• গ. Personal computing
• ঘ. Interface Age

Which of the following professions has not been affected by personal computers?

• ক. Medical
• খ. Clerical and law
• গ. Accounting
• ঘ. None of the above

Different compnents on the motherboard of a PC processor unit are liked together by sets or parallel electrical conducting lines. What are thes lines called?

• ক. Conductors
• খ. Buses
• গ. Connectors
• ঘ. Connectively

While inserting a diskette into the diskette drive of a PC, the diskette's label side should face--

• ক. East
• খ. North
• গ. South
• ঘ. Up

Which of the following does not affect the resolation of a video display image?

• ক. Bandwidth
• খ. Raster scan rage
• গ. Vertical and horizontal lines of resolation
• ঘ. Screen size

The terminal device that functions as a cash register, computer terminal and OCR reader is the:

• ক. Data collection terminal
• খ. OCR register terminal
• গ. Video display terminal
• ঘ. POS terminal

Which was the first world's first minicomputer and when was it introduced?

• ক. DPD-I, 1958
• খ. IBM System/36, 1960
• গ. DPD-II, 1961
• ঘ. VAX 11/780, 1962

A digital computer did not score over an analog computer in terms of--

• ক. Speed
• খ. Accuracy
• গ. Cost
• ঘ. Memory

The first time to mass market a microcomputer as a personal computer was--

• ক. IBM
• খ. Sperry Univac
• গ. Data General Corporation
• ঘ. Radio Shack

A characteristic of card system is:

• ক. Slowness in processing data
• খ. Using cards as records of transactions
• গ. Needing a larger DP staff
• ঘ. All of the above

Which of the following is true?

• ক. Fields are composed of bytes
• খ. Records are composed of fields
• গ. Fields are composed of characters
• ঘ. All of above

Which of the following file organization is most efficient for a file with high degree of file activity?

• ক. Sequential
• খ. ISAM
• গ. VSAM
• ঘ. B-Tree Index

The two basic types of record-access methods are--

• ক. Sequential and random
• খ. Sequential and indexed
• গ. Direct and immediate
• ঘ. On-line and real time

In the third generation of computers:

• ক. Distributed data processing first become popular
• খ. An operating system was first developed
• গ. High level languages were first used
• ঘ. On-line, real time systems first become popular

In a punched card system, data is processed by a--

• ক. Keypunch machine, sorter and posting machine
• খ. Accounting machine, posting machine and billing machine
• গ. Sorter, posting machine and billing machine
• ঘ. Accounting machine, Keypunch machine and sorter

Which of the following is machine independence program?

• ক. Machine language
• খ. Assembly language
• গ. High level language
• ঘ. Low level language

A compiler is a translating program which--

• ক. Translates iinstruction of a high level language into machine language
• খ. Translates entire source program into machine language program
• গ. It is not involved in program's execution
• ঘ. All of above

Which statement is valid about interpreter?

• ক. It translates one ibstruction at a time
• খ. Object code is saved for future use
• গ. Repeated interpretation is not necessary
• ঘ. All of above

Which is the limitation of high level language?

• ক. Lower efficiency
• খ. Machine dependence
• গ. Machine level coding
• ঘ. None of above

High level language is also called--

• ক. Problem oriented language
• খ. Business oriented language
• গ. Mathematically oriented language
• ঘ. All of above

A computer programer--

• ক. Does all the thinking for a computer
• খ. Can enter input data quickly
• গ. Can operate all types of computer equipments
• ঘ. Can draw only flowchart

Which MS-DOS files are concerned with viruses?

• ক. MSAV, VSAFE and MWAV
• খ. VER, CHKDSK and SCAN
• গ. SCANDISK and CHKVIR
• ঘ. MDRVR and FINDVIR

Which of the following is not a primary storage device?

• ক. Magnetic tape
• খ. Magnetic disk
• গ. Optical disk
• ঘ. None of above

A name or number used to identify a storage location device?

• ক. A byte
• খ. A record
• গ. An address
• ঘ. All of above

The octal equivalentof 111010 is--

• ক. 81
• খ. 72
• গ. 71
• ঘ. None of above

The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used electronic data processing system is called--

• ক. ASCII
• খ. EBCDIC
• গ. BCD
• ঘ. All of above

Which of the following is problem oriented language?

• ক. Machine language
• খ. Assembly language
• গ. High level language
• ঘ. Low level language

Which of the following is called low level languages?

• ক. Machine language
• খ. Assembly language
• গ. Both of the above
• ঘ. None of above

Storage capacity of magnetic disk depends on--

• ক. tracks per inch of surface
• খ. bit per inch of tracks
• গ. disk pack in disk surface
• ঘ. All of above

Tape speed is measured in--

• ক. Feet per second
• খ. Inch per second
• গ. Meter per second
• ঘ. Centimeter per second

Magnetic disks are most popular medium for--

• ক. Direct access
• খ. Sequentional access
• গ. Both of the above
• ঘ. None of above

Reading data is performed in magnetic disk by--

• ক. Read/write leads
• খ. Sectors
• গ. Track
• ঘ. Lower surface

Access time is--

• ক. seek time + latency time
• খ. seek time
• গ. seek time - latency time
• ঘ. latency time

Seek time is--

• ক. Time to position the head over proper track
• খ. Time to position the head over proper sector
• গ. Time to position the head over proper cylinder
• ঘ. None of above

Latency time is--

• ক. Time to spin the needed data under head
• খ. Time to spin the needed data under track
• গ. Time to spin the data under sector
• ঘ. All of above

One milisecond is--

• ক. 10 seconds
• খ. 100 seconds
• গ. 1000 seconds
• ঘ. 10000 seconds

Which statement is valid sbout computer program?

• ক. It is understood by a computer
• খ. It is understood by programer
• গ. It is understood user
• ঘ. All of the above

Which of the following is not computer language?

• ক. High level language
• খ. Medium level language
• গ. Low level language
• ঘ. All of above

Which language is directly understood by the computer without translation program?

• ক. Machine language
• খ. Assembly language
• গ. High level language
• ঘ. None of the above

Instruction in computer languages consists of--

• ক. OPCODE
• খ. OPERAND
• গ. Both of the above
• ঘ. None of the above

Analog computer works on the supply of --

• ক. Continuous electrical pules
• খ. Electrical pules but not continuous
• গ. Magnetic strength
• ঘ. None of the above

Machine language is--

• ক. Machine dependent
• খ. Difficult to program
• গ. Error prone
• ঘ. All of above

Which of the following is associated with error detector?

• ক. Odd parity bit
• খ. Even parity bit
• গ. Both of the above
• ঘ. None of the above

The data recording format in most of the modern magnetic tape is?

• ক. 7-bit ASCII
• খ. 7-bit EBCDIC
• গ. 8-bit ASCII
• ঘ. 8-bit EBCDIC

Along computer works on the supply of--

• ক. Continuous electrical pules
• খ. Electrical pules but not continuous
• গ. Magnetic strength
• ঘ. None of the above

Central processing unit is combination of--

• ক. Control and storage
• খ. Control and output unit
• গ. Arithmetic logic and input unit
• ঘ. Arithmetic logic and control unit

A user of the Internet called--

• ক. Netizen
• খ. Citizen
• গ. Accountant
• ঘ. Arpanet

If a power supply has "watts capacity" rating of 200, what does this means?

• ক. The power supply uses up 200 watts
• খ. The power supply always produces 200 watts. Therefore the load you attach must be able to use up this much power
• গ. This is the minimum amount of power the supply can provide
• ঘ. The power supply can provide up to 200 watts

Which of the following is the smallest power interruption that can cause memory errors or cause the computer to lock up?

• ক. 1 second
• খ. 1/200 second
• গ. 10 second
• ঘ. 1 minute

Which operation is not performed by computer?

• ক. Inputting
• খ. Processing
• গ. Controlling
• ঘ. Understanding

Which of the following does not provide surge protection?

• ক. A power conditioner
• খ. A standby power supply(SPS)
• গ. An uniterruptible power supply(UPS)
• ঘ. None of the above

Artificial Intelligence is associated with Which generation?

• ক. First Generation
• খ. Second Generation
• গ. Fifth Generation
• ঘ. Sixth Generation

The computer size was very large in--

• ক. First Generation
• খ. Second Generation
• গ. Third Generation
• ঘ. Fourth Generation

What voltage should we measure on the yellow wiers coming from the power supply in a personal computer?

• ক. +5 volts
• খ. -5 volts
• গ. +12 volts
• ঘ. -12 volts

Second generation computers were developed during--

• ক. 1949 to 1955
• খ. 1956 to 1965
• গ. 1965 to 1970
• ঘ. 1970 to 1990

Which of the following is temporal memory?

• ক. ROM
• খ. CPU
• গ. Register
• ঘ. RAM

EEPORM stands for--

• ক. Electrically Erasable Programmable Read Only Memory
• খ. Easily Erasable Programmable Read Only Memory
• গ. Electronic Erasable Programmable Read Only Memory
• ঘ. None of the above

Which of the following voltages is NOT normally present at the output of a personal computer power supply?

• ক. +5 V and -5 V
• খ. +12 V
• গ. -12 V
• ঘ. 120 V

Which of the following is the first genegation of computer?

• ক. EDSAC
• খ. IBM-1401
• গ. CDC-1604
• ঘ. ICL-2900

BCD is--

• ক. Binary Coded Decimal
• খ. Bit Coded Decimal
• গ. Binary Coded Digit
• ঘ. Bit Coded Digit

EBCDIC stands for--

• ক. Extended Binary Coded Decimal Interchange Code
• খ. Extended Bit Code Decimal Interchange Code
• গ. Extended Bit Case Decimal Interchange Code
• ঘ. Extended Binary Case Decimal Interchange Code

Which is not computer network?

• ক. LAN
• খ. MAN
• গ. WAN
• ঘ. WWW

The farad is the basic unit of measurement for:

• ক. Resistors
• খ. Inductors
• গ. Capacitors
• ঘ. FETs

ALU is--

• ক. Arithmetic Logic Unit
• খ. Array Logic Unit
• গ. Application Logic Unit
• ঘ. None of the above

VGA is--

• ক. Video Graphics Array
• খ. Visual Graphics Array
• গ. Volatile Graphics Array
• ঘ. Video Graphics Adapter

Which of the following components will hold a charge even through power had been removed? Choose one:

• ক. Diodes
• খ. Power transformers
• গ. Capacitors
• ঘ. Rectifiers

Which of the following components will hold a charge even through power had been removed?

• ক. Diode
• খ. Transistor
• গ. Capacitor
• ঘ. Rectifier

IBM 1401 is--

• ক. First Generation Computer
• খ. Second Generation Computer
• গ. Third Generation Computer
• ঘ. Fourth Generation Computer

MSI stands for--

• ক. Medium Scale Integration
• খ. Medium System Integration
• গ. Medium Scale Intelligent
• ঘ. Medium System Intelligent

Which of the following would most likely result in the mouse pointer NOT being displayed when you switch from DOS applications to Windows applications?

• ক. A faulty mouse
• খ. A faulty serial interface
• গ. Wrong mouse driver in the CONFIG.SYS file
• ঘ. Wrong mouse driver in the SYSTEM.INI file

Computer network starts at--

• ক. 1971
• খ. 1969
• গ. 1975
• ঘ. 1970

A computer connected with server is called--

• ক. Server
• খ. PC
• গ. Work station
• ঘ. Host

Which of the following is NOT considered to be a field replaceable unit(FRU)?

• ক. CPU chip
• খ. Co-processor
• গ. SIMM
• ঘ. Power supply regulator

During the POST, what dose a single beep indicate?

• ক. A hardware problem wirh the PC
• খ. A problem with an application software package
• গ. Normal operation of the PC
• ঘ. A hardware problem wirh a peripheral

What is E-mail?

• ক. Internet Phone
• খ. Electronic mail
• গ. Electric Phone
• ঘ. Electron Phone

WAN stands for--

• ক. Wap Area Network
• খ. Wide Area Network
• গ. Wide Arry Net
• ঘ. Wireless Area Network

CD-ROM stands for--

• ক. Compactable Read Only Memory
• খ. Compact Data Read Only Memory
• গ. Compactable Disk Read Only Memory
• ঘ. Compact Disk Read Only Memory

Which of the following should be used to clean the external plastic cabinets of computers and their peripherals?

• ক. Acetone
• খ. All purpose spary cleaner
• গ. Damp cloth with a mild detergent
• ঘ. Wet cloth with a mild detergent

Which of the following statements are true?

• ক. A hard drive should be protected from high magnetic fields
• খ. A surage suppresser can help to protect a computer installation from high voltage spikes
• গ. When cleaning PC boards, blowing dust away is preferred over vacuuming
• ঘ. All of the above

UNIVAC is--

• ক. Universal Automatic Computer
• খ. Universal Array Computer
• গ. Unique Automatic Computer
• ঘ. Unvalued Automatic Computer

Which of the following is most likely to protect a personal computer system during an electrical strom?

• ক. Totally disconnect all cables and power cords
• খ. use surage suppressers on all AC outlets
• গ. Disconnect the line cords
• ঘ. Turn the AC power off

What kind of package program is MS Access?

• ক. Word processing
• খ. Programming
• গ. Database
• ঘ. Spread sheet

Which is the first computer language of the world?

• ক. FORTRAN
• খ. C++
• গ. ADA
• ঘ. PASCAL

Which is the first computer of the world?

• ক. IBM
• খ. ENIAC
• গ. Macintosh
• ঘ. Abacas

The technology of transformation of information from computer to computer is called--

• ক. Fax
• খ. E-mail
• গ. Intercom
• ঘ. Internet

A hard drive should not be--

• ক. parked and boxed when removed from the computer
• খ. protected from magnetic devices
• গ. defragmented and backed up at regular intervals
• ঘ. formatted before removing from the computer

Which is not an output device of the following?

• ক. Printer
• খ. Monitor
• গ. Speaker
• ঘ. Mouse

"Microsoft Outlook" is a software design to function as:

• ক. An Internet Explorer
• খ. A tool to receive and send emails
• গ. A Publishing Software
• ঘ. None of the above

In Ms Power Point, shortcut for creating a new slide is:

• ক. Ctrl + N
• খ. Ctrl + S
• গ. Ctrl + M
• ঘ. Ctrl + P

A network which is used for sharing data, software and hardware among several users owning microcomputers is called?

• ক. WAN
• খ. MAN
• গ. LAN
• ঘ. VAN

In Ms Word CTRL + E will

• ক. Draw table
• খ. Centre Alignment
• গ. Exit word
• ঘ. Underline text

The computer stores its program and data in its-

• ক. ALU
• খ. Control unit
• গ. Memory
• ঘ. Cache Memory

"Freeze Windows Panes" is an Excel command which helps in:

• ক. Saving or Freezing a document so that unauthorised changes could't be made
• খ. Reviewing a worksheet by holding some columns and sliding others
• গ. Password protection
• ঘ. None of the above

In a computer program the process of executing the same instructions over and over is called?

• ক. Branching
• খ. Looping
• গ. Circulating
• ঘ. Hierarchical Charting

The process of identifying and correcting mistakes in a computer program is referred to as:

• ক. Debugging
• খ. Desk Checking
• গ. Validation
• ঘ. Verification

What is the name given to the sequence of steps which a computer follows:

• ক. Instructions
• খ. Algorithms
• গ. Flowcharts
• ঘ. Application Software

Supercomputers are those which:

• ক. Contain a large single chip
• খ. Can perform billions of calculations per second
• গ. Are found at thousands of places around the world
• ঘ. Are designed to process thousands of accounting applications

Which of the following is not an operating system?

• ক. Linux
• খ. Unix
• গ. Microsoft Windows
• ঘ. ORACLE

VOIP means?

• ক. Voice Over Internet Protocol
• খ. Voice Over Internet Publication
• গ. Voice Over International Pressure
• ঘ. Voice Over Internet Press

VOIP means?

• ক. Voice Over Internet Protocol
• খ. Voice Over Internet Publication
• গ. Voice Over International Pressure
• ঘ. Voice Over Internet

What does HTML stands for?

• ক. Hypo Thermal Mass Limiter
• খ. Hyper Text Markup Language
• গ. Hypo Thermal Motor Liquid
• ঘ. Hyper Text Machiine Linguistics

What is the other name for a chip?

• ক. IC
• খ. ROM
• গ. RAM
• ঘ. LAN

Of the following which one is not a computer language?

• ক. MS-DOS
• খ. LOGO
• গ. BASIC
• ঘ. COBOL

Which is the fastest computer?

• ক. Super computer
• খ. Mainframe computer
• গ. Mini-computer
• ঘ. Personal computer

Which kind of mathematics does the coputer use in operation?

• ক. Binary
• খ. Decimal
• গ. Boolean
• ঘ. Geometry

Microsoft is trying to buy which of the following search engine?

• ক. Yahoo
• খ. Google
• গ. MSN
• ঘ. Alista Vista

Which of the following is not an antivirus software?

• ক. Symantec
• খ. MacAfee
• গ. Simon
• ঘ. AVG

Which of the following is a software for bangla typing and composing?

• ক. Ananda
• খ. Bijoy
• গ. Rakhi
• ঘ. Akhi

Of the following, which one is hardware?

• ক. System unit
• খ. Lotus
• গ. DOS
• ঘ. dBase

Which of the following is not a removable disk?

• ক. Floppy disk
• খ. Compact Disk
• গ. DVD
• ঘ. USB mobile disk

The "add or remove programs" utility can be found in--

• ক. My document
• খ. Desktop
• গ. System restore
• ঘ. Control Panel

In general 'My document' is located at?

• ক. A Drive
• খ. B Drive
• গ. C Drive
• ঘ. D Drive

The command 'shift+delete' will send the file to the--

• ক. My document
• খ. Control Panel
• গ. Recycle bin
• ঘ. Desktop

The utility program which improves the speed of a disk is--

• ক. Fragmentation
• খ. Disk formatting
• গ. Disk scanning
• ঘ. System restore

Which one is a graphics software?

• ক. Harvard Graphics
• খ. Dbase
• গ. Adobe Photoshop
• ঘ. A and C

MS EXCEL is a--

• ক. graphics software
• খ. Spreadsheet software
• গ. word processing software
• ঘ. designing software

Which is not Internet browsing software?

• ক. Internet explorer
• খ. Opera
• গ. Mozzila
• ঘ. Netscape Navigator

SPSS stands for what?

• ক. Standard Packaging and Storage System
• খ. Statistical Package for the Social Science
• গ. Standard Processing and Storage System
• ঘ. Statistical Processing for the Social Science

Pen drive takes the place of--

• ক. Hard disk
• খ. Printer
• গ. Modem
• ঘ. Floppy Disk

What is meant by LAN?

• ক. Local Area Network
• খ. Label Area Network
• গ. Link Area Network
• ঘ. Long Area Network

The computer store its program in its--

• ক. ALU
• খ. control unit
• গ. Memory
• ঘ. Cache Memory

Which computer memory is never erased?

• ক. RAM
• খ. ROM
• গ. CHIPS
• ঘ. BIOS

The brain of a computer is--

• ক. Memory
• খ. Hardware
• গ. Software
• ঘ. Microprocessor

One Megabyte is equal to:

• ক. 10^6 bytes
• খ. 10^2 bytes
• গ. 10^10 bytes
• ঘ. 10^5 bytes

With regards to e-mail addresses:

• ক. they must always contain an $ symbol
• খ. they never contain spaces
• গ. they are case-insensitive
• ঘ. they must always contain an # symbol

Which of the following is a valid ending for a word file?

• ক. .xls
• খ. .wmv
• গ. .roc
• ঘ. .mac

What is the meaning of e-mail?

• ক. emergency mail
• খ. electronic mail
• গ. electronical mail
• ঘ. express mail

Which of the following is an operating system?

• ক. Unix
• খ. Oracle
• গ. Excel
• ঘ. Power Point

The character 'E' in the word 'E-mail' stands for?

• ক. Express
• খ. Electronic
• গ. Efficient
• ঘ. Effective

Which will be the most suitable computer program that you can use to prepare your bio-data?

• ক. MS Word
• খ. MS Excel
• গ. Oracle
• ঘ. Power Point

Which of the following estensions is used for picture files stored in computer?

• ক. .exe
• খ. .jpg
• গ. .doc
• ঘ. .xls

Which one is not a word processing software?

• ক. MS Word
• খ. MS Excel
• গ. Word Perfect
• ঘ. Word Star

The Command FORMAT A:/S will not--

• ক. delete all existing data on the disk in drive A
• খ. format the diskette in drive A
• গ. make the diskette in derive A bootable
• ঘ. store the existing data on the diskette in drive A before formatting

What is the fastest method to create a bootable disk?

• ক. Enter FORMAT A:/U/S with any disk in drive A:
• খ. Enter SYS C:A: with a previously formatted disk in dtive A:
• গ. Diskcopy another bootable disk
• ঘ. Enter SYS A: with a previously formatted disk in dtive A:

Your PC tells you that your 200 M hard drive is out of space. However, when you run DIR, the total size of your files add to less than 200 M. How do you account for this difference?

• ক. Rounding
• খ. Hidden files
• গ. Math error
• ঘ. Drive specifications are in hexadecimal, where as the DIR command calculates in decimal

The acronym POST refers to what?

• ক. Power-On Self Test
• খ. Power-On Start Test
• গ. Preliminary Operating System Test
• ঘ. Proprietary Operating System Test

Which file is run automatically if it is available?

• ক. AUTOEXEC.COM
• খ. DOSCONFIG.SYS
• গ. SMARTDRV.SYS
• ঘ. CONFIG.SYS

In general, which letter is considered for Hadr Disk Drive?

• ক. A
• খ. B
• গ. C
• ঘ. D

Which of the following is the correct syntax for a URL?

• ক. [email protected]
• খ. c:\ windows
• গ. index.html
• ঘ. aol.com

Which utility program could improve the speed of disk?

• ক. Fragmentation
• খ. Defragmentation
• গ. Disk scanning
• ঘ. System restore

Which one is not the word processing software?

• ক. MS Word
• খ. MS Excel
• গ. Word Perfect
• ঘ. Word Star

Which one is the database software?

• ক. MS Word
• খ. MS Excel
• গ. MS Outlook
• ঘ. Corel DRAW

In general, which letter is considered for Hadr Disk Drive?

• ক. A
• খ. C
• গ. B
• ঘ. D

Which one is not the graphics software?

• ক. Harvard Graphics
• খ. Access
• গ. Page Maker
• ঘ. Freelance Graphics

Computer memory is normally measured in:

• ক. Kilobytes
• খ. Megabytes
• গ. Gigabytes
• ঘ. Terabytes

Software that the computer uses to start, or 'boot' is found where?

• ক. The Operating System
• খ. File Allocation Table
• গ. Basic In-Out System
• ঘ. Dynamic Data Exchange

Which one is not an extension of compressed file?

• ক. .bin
• খ. .rar
• গ. .tar
• ঘ. .zip

ATM stands for--

• ক. Automatic Taka Machine
• খ. Automatic Teller Machine
• গ. Automated Teller Machine
• ঘ. Automatic Transfer Machine

Which of the following cards used in POS terminal in order to pay for purchasing goods?

• ক. Debit Card and Credit Card
• খ. Debit Card
• গ. Credit Card
• ঘ. None of the above

All the Banking ATMs accept--

• ক. only charge card
• খ. only debit card
• গ. only credit card
• ঘ. both debit card and credit card

Which of the following banking transactions is possible through ATM booth used in Bangladeshi Banks?

• ক. Withdrawing cash
• খ. Initiate L/C application
• গ. Remittance transfer
• ঘ. Foreign exchange rate inquiry

In Bangladesh, BTRC provides bandwidth of internet services through submarine cable network. Which of the following submarine cable networks is connected with Bangladesh?

• ক. SEA-ME-WE
• খ. FLAG
• গ. Southern Cross Cable
• ঘ. C2C North Ring

POST means---

• ক. Proper Operating Service Terminal
• খ. Point of Sale Terminal
• গ. Post Office Sale Terminal
• ঘ. None of the above

The first digital computer was invented by--

• ক. William Orted
• খ. Abakas
• গ. Blais Pascal
• ঘ. Haward Ilkin

A varsity campus has hundreds of computers and they are interconnected using Windows Operating System. What type of the network is it?

• ক. CAN
• খ. LAN
• গ. MAN
• ঘ. WAN

The IP address 125.111.5.4 belongs to which of the following class?

• ক. Class B
• খ. Class C
• গ. Class A
• ঘ. None of the above

To cunnect two Ethernet LAN segaments with different Network IDs, what type of device is required?

• ক. Repeater
• খ. Bridge
• গ. Router
• ঘ. None of the above

Bluetooth operations use--

• ক. magnetic technology
• খ. optical technology
• গ. laser technology
• ঘ. radio technology

Which one is a Utility Software?

• ক. MS Word
• খ. MS Excel
• গ. McAfee
• ঘ. Windows 98

How many keys are available in the Numerical key pad of a standard key-board?

• ক. 20
• খ. 15
• গ. 17
• ঘ. 13

Which one of the following programming language is not a high level language?

• ক. FORTRAN
• খ. C++
• গ. Java
• ঘ. Oracle

Suppose the value of cell E5 in MS-Excel sheet is 3500. If we apply the formula = IF (E5 <20000, E5* 10%, ES *20%), what will be the result?

• ক. 350
• খ. 3500
• গ. 700
• ঘ. 500

In MS-Excel, the summation of the cells D1, D2, D3, D4, D5 equates--

• ক. =SUM(D1:D2:D3:D4:D5)
• খ. = SUM (D1 : D5)
• গ. = SUM (D1 ; D5)
• ঘ. = (D1 : D5)

Scanner is a (an)---

• ক. output device
• খ. input device
• গ. inout output device
• ঘ. memory device

Which one is a font file extension?

• ক. .ctf
• খ. .ttf
• গ. .doc
• ঘ. .pdf

E-Commerce stands for--

• ক. Election Commerce
• খ. Enhanced Commerce
• গ. Electronic Commerce
• ঘ. Economic commerce

Which of the following indicates the code top level domain of Bangladesh?

• ক. .bd
• খ. .com
• গ. .bol
• ঘ. .au

Which one is not a picture file extension?

• ক. .gps
• খ. .gif
• গ. .jpeg
• ঘ. .bmp

Which one is not an internet search engine?

• ক. Yahoo
• খ. Google
• গ. Alta Vista
• ঘ. Hotmail

If you format adisk then--

• ক. folder will be lost
• খ. files will be lost
• গ. software will be lost
• ঘ. everything will be lost

In MS-Word application package, you can produce same letter for different persons by using----

• ক. Mail merge
• খ. Equation
• গ. Formula
• ঘ. Table

Which one is not an e-mail software?

• ক. Eudora
• খ. Outlook
• গ. Calypso
• ঘ. Netscape

UPS stand for—

• ক. United Power Supply
• খ. Uninterruptible Power Supply
• গ. Ultra Power Supply
• ঘ. Universal Power Supply

BIOS is a—

• ক. Hardware
• খ. Software
• গ. Firmware
• ঘ. Humanware

Which protocol is used for the internet access?

• ক. TCP/IP
• খ. Novel Netware
• গ. Net BUET
• ঘ. Linux

A CD-ROM drive is labeled with 52X, here 52X is a measurement of-

• ক. Data transfer rate
• খ. Revolution per minute
• গ. Capacity of the CD
• ঘ. Time required to read

Disk De-fragmentation is used to—

• ক. Clean virus
• খ. Rearrange files in a disk
• গ. Check bad sectors
• ঘ. Format a disk

Maximum number of rows in an excel sheet are—

• ক. 65536
• খ. 65535
• গ. 65537
• ঘ. 65532

Anti-virus software is a—

• ক. System software
• খ. Application software
• গ. Utility software
• ঘ. Communication software

Which memory device has highest speed of access?

• ক. RAM
• খ. Cache
• গ. Hard disk
• ঘ. CD

Data transfer rate of a Dial-up Modem measured in—

• ক. Mbps
• খ. Kbps
• গ. Tbps
• ঘ. Gbps

When you start your computer then which component works first?

• ক. BIOS
• খ. Processor
• গ. Hard disk
• ঘ. RAM

Which of the following components has the highest failure risk?

• ক. Hard disk
• খ. Compact disk
• গ. Magnetic tape
• ঘ. RAM

Pixel of a color monitor consists of 3 color dots. The colors are—

• ক. Red, green, blue
• খ. Cyan, magenta, black
• গ. Red, black, white
• ঘ. Black, white, green

A hard disk has the storage capacity of 80GB. It can store a total of—

• ক. 80 × 2^30 bytes information
• খ. 80 × 2^28 bytes information
• গ. 80 × 2^32 bytes information
• ঘ. 80 × 2^32 bytes information

Windows Vista is—

• ক. An operating system of Google
• খ. A software runs with MS Office
• গ. A software runs with Windows Explorer
• ঘ. An operating system of Microsoft

The resolution of a printer is measured in—

• ক. Megabits
• খ. Hz
• গ. Dots per inch(DPI)
• ঘ. Inches(diagonal)

All computers must have—

• ক. Word processing software
• খ. An operating system
• গ. A printer attached
• ঘ. A virus checking software

What is a URL?

• ক. An email address
• খ. The title of a web page
• গ. The address of a page on the World Wide Web
• ঘ. A communication method between computers and printers

Which file extension indicate only graphics files?

• ক. BMP and DOC
• খ. JPEG and TXT
• গ. TXT and STK
• ঘ. BMP: and GIF

The general term for buying and selling through the internet is—

• ক. Click through
• খ. Wholesale
• গ. E-commerce
• ঘ. Streaming

In order to access the World Wide Web you need—

• ক. An internet connection, internet service provider and browser software
• খ. Only internet Explorer or Netscape Navigator
• গ. A modem and a browser
• ঘ. Nothing

Which one works as an output and input device?

• ক. Modem
• খ. Scanner
• গ. Mouse
• ঘ. Monitor

Suppose cells A5 and B5 contains the values 30000 and 100, respectively. In cell C5, if we apply the formula = IF (A5< >20000, B5 *10%, B5 *20%), what will be the result in C5?

• ক. 20
• খ. 10
• গ. 3000
• ঘ. None of the above

A separate file sent as a part of an e-mail message is called a/an—

• ক. Folder
• খ. Spreadsheet
• গ. Attachment
• ঘ. Message body

RAM in computer stands for

• ক. Revised Access Memory
• খ. Running Applied Memory
• গ. Random Access Memory
• ঘ. Random Applied Memory

Which one is not a graphic software?

• ক. Harvard Graphics
• খ. Page Maker
• গ. Access
• ঘ. Freelance Graphics

Which one is a database software?

• ক. MS Word
• খ. ORACLE
• গ. MS Outlook
• ঘ. CorelDRAW

INTI extension refers usually to what kind of file?

• ক. Image file
• খ. System file
• গ. Hypertext related file
• ঘ. Image Color Matching Profile file

Another word for the CPU is—

• ক. Execute
• খ. Micro chip
• গ. Microprocessor
• ঘ. Decode

How many bite is a byte?

• ক. 4
• খ. 8
• গ. 16
• ঘ. 32

‘MPG’ extension refers usually to what kind of file?

• ক. Word Perfect Document file
• খ. MS Office Document
• গ. Animation/movie file
• ঘ. Image file

‘CD’ computer abbreviation usually means—

• ক. Command Description
• খ. Compact Disk
• গ. Change Data
• ঘ. Copy Density

RAM stands for—

• ক. Random Access Memory
• খ. Really Annoying Machine
• গ. Read A Manual
• ঘ. Real Absolute Memory

JPG extension refers usually to what kind of file?

• ক. System file
• খ. Animation/movie file
• গ. MS Encarta document
• ঘ. Image file

1 kilo byte is equal to—

• ক. 1000 bit
• খ. 1000 byte
• গ. 1000 × 8 bit
• ঘ. 1000 × 8 byte

WINDOWS is a (an):

• ক. Scanning software
• খ. Operating system
• গ. Programming language
• ঘ. Antivirus software

Who is the legend of computer world?

• ক. Bill Cosby
• খ. Bill Clinton
• গ. Bill Gates
• ঘ. Microsoft

SIM means

• ক. Subscriber Identity Module
• খ. Standard Identity Module
• গ. Subscriber Identity Method
• ঘ. Subscriber Identification Module

RAM stands for

• ক. Random Access Memory
• খ. Readily Available Memory
• গ. Read Access Memory
• ঘ. Reading Access Memory

The ‘add or remove program’ utility can be found in:

• ক. Control panel
• খ. CPU
• গ. Desktop
• ঘ. Search engine

The first internet based news agency of Bangladesh is-

• ক. E-News
• খ. BD News
• গ. NTV News
• ঘ. Prothom Alo News

Which of the following is not an anti-virus software?

• ক. Symantec
• খ. Kaspersky
• গ. AVG
• ঘ. Win-pro

Which of the following is not an internet search engine?

• ক. Google
• খ. Yahoo
• গ. MSN
• ঘ. Windows

Which of the following is spreadsheet software?

• ক. MS Excel
• খ. MS Word
• গ. Power Point
• ঘ. Adobe Acrobat

How many bits make a byte?

• ক. 2 to 8
• খ. 2 to 64
• গ. 4 to 64
• ঘ. 8 to 64

Magnetize bits on a disk surface are arranged along concentric rings known as—

• ক. sectors
• খ. cylinders
• গ. tracks
• ঘ. protective envelops

Access time is made up of—

• ক. Seek time
• খ. Search time
• গ. Data transfer time
• ঘ. a, b and c

What is the function of RAM in computer?

• ক. Storing data permanently
• খ. Processing data
• গ. Storing data temporarily
• ঘ. Generating graphics

Which software is more useful in preparing a report with statistical and accounting analysis?

• ক. Microsoft Word
• খ. Excel
• গ. Power Point
• ঘ. Access

CRTs, LEDs and LCDs are—

• ক. Used for output, not for input
• খ. Common types of display screens
• গ. Obsolete since the discovery of electrical mouse
• ঘ. NMR variations

The type of scanner used in banking industry is—

• ক. OCR
• খ. CAT
• গ. OMR
• ঘ. MICR

What is the permanent memory storage of a computer?

• ক. Software
• খ. ROM
• গ. RAM
• ঘ. CD

Which menu includes the command ‘find’?

• ক. Select
• খ. Format
• গ. Close
• ঘ. Edit

Data and instructions waiting to be processed and the resulting output are stored in-

• ক. Control Unit
• খ. Memory
• গ. Analog decoders
• ঘ. Logic unit

The brain of a computer within the CPU is—

• ক. ALU
• খ. Josephson Buble
• গ. Register
• ঘ. Control Unit

The base 16 number system is--

• ক. Octal
• খ. Binary
• গ. Hexadecimal
• ঘ. Decimal

Which one is an output device?

• ক. Joystick
• খ. Microphone
• গ. Monitor
• ঘ. Hard Drive

Which is the largest unit of storage?

• ক. terabyte
• খ. kilobyte
• গ. megabyte
• ঘ. gigabyte

Laser printers are known as--

• ক. character printers
• খ. line printers
• গ. page printers
• ঘ. graphic printers

Which one is not a part of CPU?

• ক. Arithmetic Unit
• খ. Logic Unit
• গ. Register
• ঘ. Execution Unit

1 byte is equal to--

• ক. 2 bits
• খ. 4 bits
• গ. 8 bits
• ঘ. 16 bits

Records on magnetic tape are often grouped into -- in order to enhance reading/writing?

• ক. sectors
• খ. blocks
• গ. tracks
• ঘ. files

What kind of secondary storage is provided by magnetic disks?

• ক. fast speed, high capacity
• খ. slow speed, high capacity
• গ. fast speed, low capacity
• ঘ. slow speed, low capacity

The computer stores its program and data in its--

• ক. ALU
• খ. control unit
• গ. memory
• ঘ. cache memory

Bar codes are most common in--

• ক. banks
• খ. medical labroatories
• গ. supermarkets
• ঘ. admission test

A complete microcomputer system consists of--

• ক. microprocessors
• খ. memory
• গ. peripheral equipment
• ঘ. all of A, B and C

What is an icon?

• ক. Pictorial representation of an operation
• খ. Method of cutting and pasting
• গ. Flashing of display
• ঘ. Beefs, roars and shrieks in a video game

The hexadecimal number 9 is equivalent to--

• ক. binary 1000
• খ. octal 5
• গ. binary 110
• ঘ. decimal 9

Which one is astorage device?

• ক. CPU
• খ. headphone
• গ. floppy disk
• ঘ. modem

Which of the following is the save button in computer key board?

• ক. F12
• খ. F8
• গ. F6
• ঘ. F1

Number of bits in a byte is--

• ক. 8
• খ. 16
• গ. 2
• ঘ. 32