Question # 1

Binary circuit elements have

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One stable state

Two stable state

Three stable state

None of above

Which of the following is secondary memory device.

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Keyboard

Disk

ALU

All of above

An input /output device at which data enters or leaves a computer systemis.

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Keyboard

Terminal

Printer

Plotter

A modern electronic computer is a machine that is meant for

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Doing uick mathematical calculations

Input storage manipulation and outputting of data

Electronic data processing

Performing repetitive tasks accurately

Which of the following does not affect the resolution of a video display image.

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Bandwidth

Raster scan rage

Vertical and horizontal lines of resolution

Screen size

IBM7000 digital computer

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Belongs to second generation

Uses VLSI

Employs semi conductor memory

Has modular constructions

Which of the following items are examples of storage devices.

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Floppy disk

CD-ROMs

Tape devices

All of the above

Which of the following will happen when data is entered into a memory location.

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It will add to the content of the location

It will change the address of the memory location

It will erase the previous content

It will not be fruitful if there is already some data at the location.

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

Digital computer is a computer.

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That works with discrete quantities.

That works with analog quantities

Botha A and B

None

What type of memory is not directly addressable by the CPU and requires special software called EMS specification.

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Extended

Expanded

Base

Conventional

A typical personal computer used for business purposes would have of RAM.

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4 KB

16 KB

256 KB

64 KB

A digital computer did not score over an analog computer in terms of.

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Speed

Accuracy

Reliability

Cost

Dot-matrix is a type of

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Tape

Printer

Disk

Bus

Which most popular input device is used today for interactive processing and for the one line entry of data for batch processing.

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Mouse

Magnetic disk

Visual display terminal

Card punch

The personal who deals with the computer and its management put together are called.

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Software

Human ware

Firmware

hardware

Human beings are referred to as Homo sapinens which device is called Silico Sapiens.

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Monitor

Hardware

Robot

Computer

The output uality of a printer is measured by

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Dot per inch

Dot per s. inch

Dots printed per unit time

All of above

User programmable terminals that combine VOT hardware with built in microprocessor is

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Kips

PC

Mainframe

Intelligent terminals

Personal Computer use a number of chips mounted on a main circuit board What is the common name for such boards.

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Daughter board

Motherboard

Father board

Breadboard

In a punch card system data is preocesed by a

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Keypunch machine sorter and posting machine

According machine posting machine and billing machine

Sorter posting machine and billing machine

According machine keypunch machine and sorter

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