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481. Mini computers and micro computers are from which generation of computers?

A) First

B) Second

C) Third

D) Fourth

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482. Pick the one that is used for logical operations or comparisons such as less than equal to or greater than

A) Arithmetic and Logic Unit

B) Control Unit

C) Both of above

D) None of above

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483. The operating speed of third generation computer was

A) Milliseconds

B) Microseconds

C) Nanoseconds

D) Picoseconds

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484. Which of the following is true?

bar core reasder

bar code reader

bus climber recognicer

none of these

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485. Charles Babbage is considered the father of modern computers because

A) of his difference engine

B) of his analytical engine

C) his concept of input, mill and output

D) All of above

Option 1

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486. Which of the following is used only for data entry and storage, and never for processing?

A) Mouse

B) Dumb terminal

C) Micro computer

D) Dedicated data entry system

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487. What was the first computer brought in Nepal?

A) ICL/2950

B) ENIAC

C) IBM 1401

D) None of above

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488. The primary advantage of key-to-tape data entry system is

A) A large percentage of editing can be performed at the time of data entry

B) Key verification is easily performed

C) The tape is reusable

D) Keying errors can be detected as they occur.

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Basic is ________ language.

A) a procedural

B) an object oriented

C) both A and B

D) none of the above

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490. A computer Program that translates one program instruction at a time into machine language is called a/an

A) Interpreter

B) CPU

C) Compiler

D) Simulator

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491. Which of the following have the fastest access time?

A) Semiconductor Memories

B) Magnetic Disks

C) Magnetic Tapes

D) Compact Disks

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492. The first electronic general purpose digital computer built by Eckert and Mauchly called ENIAC did not work on the stored program concept. How many numbers could it store in its internal memory?

A) 100

B) 20

C) 40

D) 80

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493. The computer that process both analog and digital is called

A) Analog computer

B) Digital computer

C) Hybrid computer

D) Mainframe computer

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What was the name of the first commercially available microprocessor chip?

A) Intel 308

B) Intel 33

C) Intel 4004

D) Motorola 639

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495. Which of the following class of computers can process physical quantities such as speed?

A) Analog Computers

B) Digital Computers

C) Hybrid Computers

D) None of above

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. How many types of storage loops exists in magnetic bubble memory.

A) 8

B) 4

C) 16

D) 2

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When did IBM introduce the 20286 based PC/AT?

A) 1982

B) 1984

C) 1985

D) 1989

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The silicon chips used for data processing are called

A) RAM chips

B) ROM chips

C) Micro processors

D) PROM chips

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Which computers used operating systems by Microsoft?

A) IBM PCs

B) Apple/Macintosh PCs

C) IBM Compatibles

D) Both A & C

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500. One of the main feature that distinguish microprocessors from micro-computer is

A) Words are usually large in microprocessors

B) Words are shorter in microprocessors

C) Microprocessor does not contain I/O device

D) Exactly the same as the machine cycle time

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