141. Signals can be analog or digital and a computer that processes the both type of signals is known as
A) Analog computer
B) Digital Computer
C) Hybrid Computer
D) Mainframe Computer

142. High level language is also called
A) Problem oriented language
B) Business oriented language
C) Mathematically oriented language
D) All of the above

143. Human beings are referred to as Homosapinens, which device is called Silico Sapiens?
A) Monitor
B) Hardware
C) Robot
D) Computer

144. Which of the following file organization is most efficient for a file with a high degree of file activity?
A) Sequential
B) ISAM
C) VSAM
D) B-Tree Index

145. Which of the following is associated with error detector?
A) Odd parity bit
B) Even parity bit
C) Both of the above
D) None of above

146. Magnetic tape can serve as
A) Secondary storage media
B) Output media
C) Input media
D) All of the above

147. Which company is the biggest player in the microprocessor industry?
A) Motorola
B) IBM
C) Intel
D) AMD

148. The first digital computer built with IC chips was known as
A) IBM 7090
B) Apple ? 1
C) IBM System / 360
D) VAX-10

149. EBCDIC can code up to how many different characters?
A) 256
B) 16
C) 32
D) 64

150. MICR stands for
A) Magnetic Ink Character Reader
B) Magnetic Ink Code Reader
C) Magnetic Ink Cases Reader
D) None

151. Number crunchier is the informal name for
A) Mini computer
B) Super computer
C) Microcomputer
D) Mainframe computer

152. RATS stand for
A) Regression Analysis Time Series
B) Regression Analysis Time Sharing
C) Real Analysis Series
D) All of above

153. Which technology is used in Compact disks?
A) Mechanical
B) Electrical
C) Electro Magnetic
D) Laser

154. Different components of the motherboard of a PC unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
A) Conductors
B) Buses
C) Connectors
D) Consecutive

155. Which is the first electronic digital computer?
A) ENIAC
B) MARK I
C) Z3
D) ABC

156. Which of the following is a storage device?
A) Tape
B) Hard Disk
C) Floppy Disk
D) All of the above

157. The metal disks, which are permanently housed in, sealed and contamination free containers are called
A) Hard disks
B) Floppy disk
C) Winchester disk
D) Flexible disk

158. A computer program that converts an entire program into machine language is called a/an
A) Interpreter
B) Simulator
C) Compiler
D) Commander

159. Intel corporation produces chips for which computers?
A) IBM PCs
B) Apple/Macintosh PCs
C) Both of above
D) None of above

160. The first microprocessor built by the Intel corporation was called
A) 8008
B) 8080
C) 4004
D) 8800

161. Which of the following is not a class of computers based on size?
A) Mainframe Computers
B) Mini Computers
C) Micro Computers
D) Super Computers

162. Who invented EDSAC?
A) John v. Neumann
B) J.p. Eckert and John Mauchley
C) Maurice Wilkes
D) Howard Aiken

163. EEPROM stands for
A) Electrically Erasable Programmable Read Only Memory
B) Electronic Erasable Programmable Read Only Memory
C) Easily Erasable Programmable Read Only Memory
D) Easily Erasable Programmable Read Only Memory

164. Which of the following is a class of computers based on model?
A) Digital Computer
B) Hybrid Computers
C) Analog Computers
D) AT Computers

165. What are the computers called that performs calculations and comparisons usually in the binary numbering system?
A) Analog Computers
B) Digital Computers
C) Hybrid Computers
D) None of above

166. ASCII stands for
A) American Standard Code for Information Interchange
B) American Scientific Code for International Interchange
C) American Standard Code for Intelligence Interchange
D) American Scientific Code for Information Interchange

167. The data recording format in most of the modern magnetic tape is
A) 7-bit ASCII
B) 7-bit EBCDIC
C) 8-bit ASCII
D) 8-bit EBCDIC

168. Why ABC computer is called so?
A) Because it was developed by Atanasoff and Berry
B) Because it was thought to be the first computer so named with first alphabets of English
C) Both of above are the reason to name the computer ABC
D) None of above are true

169. Who designed the first electronics computer ? ENIAC/
A) Von Neumann
B) Joseph M Jacquard
C) J. P. Eckert and J. W. Mauchly
D) All of above

170. Central Processing Unit is combination of
A) Control and storage
B) Control and output unit
C) Arithmetic logic and input unit
D) Arithmetic logic and control unit

171. IBM 1401 computer was
A) Mainframe Computer
B) Mini Computers
C) Micro Computers
D) None of above

172. Time during which a job is processed by the computer is
A) Delay times
B) Real time
C) Execution time
D) Down time

173. CD-ROM stands for
A) Compactable Read Only Memory
B) Compact Data Read Only Memory
C) Compactable Disk Read Only Memory
D) Compact Disk Read Only Memory

174. Which unit converts user data into machine readable form?
A) Input unit
B) Output unit
C) ALU
D) Control Unit

175. Which unit is known as nerve center of computer?
A) ALU
B) CU
C) Memory
D) Registers

176. What does the disk drive of a computer do?
A) Rotate the disk
B) Read the disk
C) Load a program from the disk into the memory
D) Both b and c

177. Access time is
A) seek time + latency time
B) seek time
C) seek time
D) latency time

178. Who invented the microprocessor?
A) Marcian E Huff
B) Herman H Goldstein
C) Joseph Jacquard
D) All of above

179. MICR stands for
A) Magnetic Ink Character Reader
B) Magnetic Ink Code Reader
C) Magnetic Ink Case Reader
D) None of the above

180. The Width of a processor’s data path is measured in bits. Which of the following are common data paths?
A) 8 bits
B) 12 bits
C) 16 bits
D) 32 bits

181. MSI is the abbreviation of
A) Medium Scale Integrated
B) Medium System Integrated
C) Medium Scale Intelligent
D) Medium System Intelligent

182. IMB launched its first personal computer called IBM-PC in 1981. It had chips from Intel, disk drives from Tandon, operating system from Microsoft, the printer from Epson and the application software from everywhere. Can you name the country which contributed
A) India
B) China
C) Germany
D) Taiwan

183. Which statement is valid about interpreter?
A) It translates one instruction at a time
B) Object code is saved for future use
C) Repeated interpretation is not necessary
D) All of above

184. Easily reloctable language is
A) Machine language
B) Assembly language
C) High level language
D) Medium level language

185. Which of the following memories needs refresh?
A) SRAM
B) DRAM
C) ROM
D) All of above

186. Through which device the main components of the computer communicate with each other?
A) Keyboard
B) System Bus
C) Monitor
D) Memory

187. What type of device is computer keyboard?
A) Memory
B) Output
C) Storage
D) Input

188. Which is the limitation of high level language?
A) Lower efficiency
B) Machine dependence
C) machine level coding
D) None of above

189. An example of a digital device can be
A) Digital clock
B) Automobile speed meter
C) Clock with a dial and two hands
D) All of the above

190. Which of the following is not true?
A) Transistors are much smaller
B) Transistors produce low heat
C) Transistors were less reliable
D) Transistors were used in radios and other electronic devices

191. A characteristic of card systems is:
A) Slowness in processing data
B) Using cards as records of transactions
C) Needing a larger DP staff
D) All of the above

192. The full form of EEPROM is
A) Electrically Erasable Programmable Read Only Memory
B) Easily Erasable Programmable Read Only Memory
C) Electronic Erasable Programmable Read Only Memory
D) None of the above

193. The original ASCII code used__bits of each byte, reserving that last bit for error checking A) 5
B) 6
C) 7
D) 8

194. A computer programmer A) Does all the thinking for a computer
B) Can enter input data quickly
C) Can operate all types of computer equipments
D) Can draw only flowchart

195. Fifth generation computer is also known as A) Knowledge information processing system
B) Very large scale integration (VLSI)
C) Both of above
D) None of above

196. The commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called A) ASCII
B) EBCDIC
C) BCD
D) All of above

197. Which of the following have low failure rate? A) mechanical devices
B) electronic devices
C) electro-mechanical devices
D) None of above

198. Which of the following memories need refresh? A) SRAM
B) DRAM
C) ROM
D) All of the above

199. A typical personal computer used for business purposes would have__ of RAM. A) 4 KB
B) 16 K
C) 64 K
D) 256 K

200. The ALU of a computer normally contains a number of high speed storage element called A) Semiconductor memory
B) Registers
C) Hard disks
D) Magnetic disk