Computer Knowledge

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

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

177. 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

178. VGA is--

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

179. ALU is--

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

180. The farad is the basic unit of measurement for:

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

181. Which is not computer network?

• ক. LAN
• খ. MAN
• গ. WAN
• ঘ. WWW

182. 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

183. BCD is--

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

184. Which of the following is the first genegation of computer?

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

185. 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

186. 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

187. Which of the following is temporal memory?

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

188. Second generation computers were developed during--

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

189. 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

190. The computer size was very large in--

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

191. Artificial Intelligence is associated with Which generation?

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

192. 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

193. Which operation is not performed by computer?

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

194. 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

195. 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

196. A user of the Internet called--

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

197. 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

198. 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

199. 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

200. 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