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
Ans : 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
Ans : 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
Ans : A ( Full-duplex )
264. Who invented Slide Rules?
A) John Napier
B) William Oughtred
C) Gottfried Leibnitz
D) Blaise Pascal
Ans : B ( William Oughtred )
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
Ans : A (An electronic automated machine that can solve problems involving words and numbers)
266. Memory is made up of
A) Set of wires
B) Set of circuits
C) Large number of cells
D) All of these
Ans : C ( Large number of cells )
267. Which of the following is the most powerful computers?
A) Mainframe Computer
B) Mini Computers
C) Micro Computers
D) Super Computers
Ans : 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
Ans : C (Laser 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
Ans : B ( Bus)
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
Ans : 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
Ans : D ( )
272. Assembly language started to be used from
A) first generation computers
B) second generation computers
C) third generation computers
D) fourth generation computers
Ans : D ( )
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
Ans : D ( )
274. Which of the following is not an XT microprocessor?
A) 8006
B) 8086
C) 8088
D) None of above
Ans : D ( )
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
Ans : D ( )
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
Ans : D ( )
277. Raw facts and figures about any particular topic are
A) Information
B) facts
C) data
D) none of above
Ans : D ( )
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
Ans : D ( )
279. From which generation computers the printers were used?
A) first
B) second
C) third
D) fourth
Ans : D ( )
280. How many symbols exist in Baudot code?
A) 32
B) 116
C) 58
D) 76
Ans : D ( )