Question # 1

Computer operator

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Writes computer program for specific problems

Operate the device which input and output data from the computer.

Normally require a college degree in computer science

All of the above

Dot-matrix is a type of

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Tape

Printer

Disk

Bus

How many address lines are needed to address each machine location in a 2048 x 4 memory chip.

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10

11

8

12

Which of the following is machine independence program.

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High level language

Low level language

Assembly language

Machine language

Digital computer is a computer.

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That works with discrete quantities.

That works with analog quantities

Botha A and B

None

EBCDIC stand for

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Extended Binary Coded Decimal interchange code

Extended Bit Code Decimal interchange code

Extended Bit case Decimal interchange code

Extended Binary case Decimal interchange code

The memory which is programmed at the time it is manufactured.

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POM

RAM

PROM

EPROM

IBM 7000 digital computer

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Belongs to second generation

Uses VLSI

Employs memory

Has modular constructions

Today's computer gain IBM was earlier known by different name which was changes in 1924. What was that name.

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Tabulator Machine co

Computer Tabulating Recording Co

The tabulator Ltd.

International Computer Ltd.

Offline device

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A device which is not connected to CPU

A device which is connected CPU

A direct access storage device

An I/O device

Serial access memories are useful in application where

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Data consists of numbers

Short access time is required

Each stored word a processed diffrently

Data naturally needs to flow in and out in a serial form

Which statement is valid about magnetic tape.

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It is a plastic ribbon

It is coated on both sides with iron oxide

It can be erased and reused

All of above

A computer programmer

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Does all the thinking for a computer

Can enter input data uickly

Call operate all types of computer equipment's

Can draw only flowchart

Which of the printers used in conjunction with computers uses dry ink power.

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Daisy wheel printer

Line printer

Laser printer

Thermal printer

A characteristic of card system is.

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Slowness in processing data

Using cards as record of transactions

Needing a larger DP staff

All of the above

As computer to diskettes the hard disks are

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More expensive

More portable

Less rigit

Slowly accessed

A storage device where the access time is depended upon the location of the data is.

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Random access

Serial access

Seuential access

Transaction access

If in a computer 16 bits are used to specify address in a RAM, the number of addresses will be

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216

65.536

64 K

Any above

The two kinds of main memory are

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Primary and secondary

Radom and Seuential

ROM and RAM

All of above

Which of the following is the unit to express the memory of a computer.

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Compiler

Byte

Bus

Clone

Which of the following terms is the most closely related to main memory.

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Non volatile

Permanent

Control unit

Temporary

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