Computer Knowledge

226. 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

227. Which of the following is machine independence program?

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

228. 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

229. 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

230. 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

231. 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

232. 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

233. 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

234. 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

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

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

236. 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

237. 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

238. 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

239. 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

240. 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

241. 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

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

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

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

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

244. 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

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

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

246. An application suitable for sequential processing is--

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

247. 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

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

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

249. Which of the following memories needs refreshing?

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

250. 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