Computer
General knowledge for all competitive exam like
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251. Microprocessors can be used to make
A) Computer
B) Digital systems
C) Calculators
D) All of the above
252. Which statement is valid about computer program?
A) High level languages must be converted into machine
language to execute
B) High level language programs are more efficient and
faster to execute
C) It is more difficult to identify errors in high level
language program than in low level programs
D) All of above
253. By programmable machine we mean
A) computers
B) modern television
C) washing machines
D) anything that can be set to perform different tasks with
suitable programs
254. Which of the following is a secondary memory device?
A) Keyboard
B) Disk
C) ALU
D) All of the above
255. The memory which is programmed at the time it is
manufactured
A) ROM B) RAM C) PROM
D) EPROM
256. One of the popular mass storage device is CD ROM. What
does
CD ROM stand for?
A) Compactable Read Only Memory
B) Compact Data Read Only Memory
C) Compactable Disk Read Only Memory
D) Compact Disk Read Only Memory
257. Identify the true statement
A) Computers are 100% accurate but it can suffer from GIGO
B) Computers are reliable because they use electronic
component which have very low failure rate
C) Computer is never tired and does not suffer from boredom
D) All of above
258. FORTRAN is
A) File Translation
B) Format Translation C) Formula Translation D) Floppy
Translation
259. The programs which are as permanent as hardware and
stored in ROM is known as
A) Hardware B) Software C) Firmware D) ROM ware
260. Which of the following memories must be refreshed many
times per second?
A) Static RAM
B) Dynamic RAM C) EPROM
D) ROM
261. What do you call the translator which takes assembly
language program as input & produce machine language code as output?
A) Compiler
B) Interpreter C) Debugger D) Assembler
262. Serial access memories are useful in applications where
A) Data consists of numbers
B) Short access time is required
C) Each stored word is processed differently
D) Data naturally needs to flow in and out in serial form
263. In
mode, the communication channel is used in both directions at the same
time?
A) Full-duplex
B) Simplex
C) Half-duplex
D) None of the above
264. Who invented Slide Rules?
A) John Napier
B) William Oughtred C) Gottfried Leibnitz D) Blaise Pascal
265. The proper definition of a modern digital computer is
A) An electronic automated machine that can solve problems
involving words and numbers
B) A more sophistic and modified electronic pocket
calculator
C) Any machine that can perform mathematical operations
D) A machine that works on binary code
266. Memory is made up of
A) Set of wires
B) Set of circuits
C) Large number of cells
D) All of these
267. Which of the following is the most powerful computers?
A) Mainframe Computer
B) Mini Computers C) Micro Computers D) Super Computers
268. Which of the printers used in conjunction with
computers uses dry ink powder?
A) Daisy wheel printer
B) Line printer
C) Laser printer
D) Thermal printer
269. What is the path from which data flow in a computer
system is known as
A) Car
B) Bus
C) Truck
D) Road
270. Which term is used to describe RAM?
A) Dynamic RAM (DRAM) B) Static RAM (SRAM)
C) Video RAM (VRAM) D) All of the above
271. In which year was chip used inside the computer for the
first time?
A) 1964
B) 1975
C) 1999
D) 1944
272. Assembly language started to be used from
A) first generation computers
B) second generation computers
C) third generation computers
D) fourth generation computers
273. Which technology is more reliable?
A) Mechanical
B) Electro-Mechanical
C) Electronic
D) For reliability it does not matter. So all of above are
reliable
274. Which of the following is not an XT microprocessor?
A) 8006
B) 8086
C) 8088
D) None of above
275. Hard disk is coated in both side with
A) Magnetic metallic oxide
B) Optical metallic oxide
C) Carbon layer
D) All of the above
276. ASCII stands for
A) American Stable Code for International Interchange
B) American Standard Case for Institutional Interchange
C) American Standard Code for Information Interchange
D) American Standard Code for Interchange Information
277. Raw facts and figures about any particular topic are
A) Information
B) facts
C) data
D) none of above
278. A computer can solve more than one kind of problem.
This is related to which of the following characteristics?
A) Accuracy
B) Reliability
C) Versatility
D) Automatic
279. From which generation computers the printers were used?
A) first
B) second
C) third
D) fourth
280. How many symbols exist in Baudot code?
A) 32
B) 116
C) 58
D) 76
281. Following IC chip integrates 100 thousands electronic
components per chip
A) SSI B) MSI
C) LSI D) VLSI
282. An application program that helps the user to change
any number and immediately see the result of that change is
A) Desktop publishing program
B) Database
C) Spreadsheet
D) All of above
283. In 1830, Charles Babbage designed a machine called the
Analytical Engine which he showed at the Paris Exhibition. In which year was it
exhibition?
A) 1820
B) 1860
C) 1855
D) 1870
284. What is the name of the new color laptop computer which
is powered by a 386 processor at 33 MHz and is built by Epson? A) AX3/33
B) NEC-20
C) Magnum 2000
D) HCL-3000
285. In analog computer
A) Input is first converted to digital form
B) Input is never converted to digital form
C) Output is displayed in digital form
D) All of the above
286. Which of the following computer is not invented by J.P.
Eckert and John Mauchly?
A) ENIAC B) EDVAC C) UNIVAC D) EDSAC
287. When was the company named IBM?
A) 1914
B) 1924
C) 1975
D) None of above
288. Which of the following storage device can store the
largest amount of data?
A) Hard Disks
B) Flash Disks
C) Blu-Ray Disks
D) DVDs
289. Who invented Mark I?
A) Howard Aikin
B) J. P. Eckert
C) John Mauchley
D) John v. Atanasoff
290. ALU is
A) Arithmetic Logic Unit
B) Array Logic Unit
C) Application Logic Unit
D) None of above
291. A computer program that converts an entire program into
machine language at one time is called a/an
A) Interpreter
B) CPU
C) Compiler
D) Simulator
292. When did arch rivals IBM and Apple Computers Inc.
decide to join hands?
A) 1978
B) 1984
C) 1990
D) 1991
293. The purpose of vacuum tube was to NOT act like
A) an amplifier
B) a switch
C) a router
D) None of above
294. As compared to diskettes, the hard disks are
A) More expensive B) More portable C) Less rigid
D) Slowly accessed
295. Which of the following is the most quickly accessible
storage?
A) RAM
B) Registers
C) Disks
D) Pen Drive
296. The octal equivalence of 111010 is
A) 81
B) 72
C) 71
D) None of above
297. Excessive parallel processing is related to
A) First generation
B) Fourth generation C) Fifth Generation D) Third generation
298. Second generation computers were developed during
A) 1949 to 1955
B) 1956 to 1965
C) 1965 to 1970
D) 1970 to 1990
299. What do you call a single point on a computer screen?
A) Cell
B) Element
C) Pixel
D) Bit
300. Mostly which of the following device is used to carry
user files?
A) Floppy Disk
B) Hard Disk
C) RAM
D) CDROM
251-D 252-A 253-A 254-B 255-C 256-D 257-D 258-C 259-C 260-B
261-D 262-D 263-A 264-B 265-A 266-C 267-D 268-C 269-B 270-D
271-B 272-B 273-C 274-D 275-A 276-C 277-C 278-C 279-B 280-A
281-C 282-C 283-C 284-A 285-B 286-D 287-B 288-A 289-A 290-A
291-C 292-D 293-C 294-A 295-B 296-B 297-C 298-B 299-C 300-A
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