Question # 1

A computer is capable of performing almost any task, provided that it can be.

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coded

memorized

analyzed

reduced to a series of logical steps

Which input device is often attached to laptop computers.

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trackball

inscriber

graphics display

wand reader

Laser beam technology is used in one of the following

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Monitors

Magnetic Disk

Optical Disks

Mouse

The concept of using several small disk packs that work together as a unit is

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CD-ROM

RAID

WORM

OMR

The unit that transform data in informaion is the

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CPU

ROM

DVD

OCR

Debug is a term denoting

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error correction process

writing of instruction in developing a new program

fault detection in equipment

determine useful life

The entire computer system is coordinated by.

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the ALU

the accumulator

the control unit

arithmetic operators

Raw data is processed by the computer into.

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number sheets

updates

paragraphs

information

A connection of same type of network is

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Bridge

Repeater

Gateway

Router

Simulation is a process in which

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computer is used to control a process

computer gather data for later processing

full capacity of the system is utilized

the computer system and program are used to produce actions similars to those in a real physical system

The reason why computers have been designed to use binary numbers is.

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computer circuits have to handle 2 binary digits rather than 10

electronic components, by their very nature, operate in a binary mode

everything that can be done with a base of 10 can also be done in binary

all of the above

Boolean description for the exclusive OR gate for two inputs x and y can be written as.

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x + y __

_x _y

x. y + x. y

x . y + x .y

Which of the following access methods listens to the cable for network traffic before sending data?

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Token passing

Polliing

CSMA/CA

CSMA/CD

A hybrid computer is the one having combined properties of

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super and microcomputers

mini and microcomputers

analog and digital computers

none of the above

The following register keeps track of the program during execution.

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Address register

Program counter

Data register

Accumulator

Arrow keys are also known as :

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Function keys

Cursor control keys

Toggle keys

Special keys

Transmit data in the form of light is called

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Fiber glass

UTP

Color glass

None

Which is not a professional computer job?

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system analyst

programmer

user

data entry operator

After starting the solution to a problem is pesudocode, the next step would be

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testing the program

coding the program

documenting the program

translating the program

One or more computers connected to a hub computer is a(n)

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ring network

node

information utility

star network

Who is regarded as the father of computers

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John Napier

Pascal

Charles Babbage

Hollerith

To concept of using several small disk packs that work together as a unit is.

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CD-ROM

RAID

WORM

OMR

The ability of an object to interpret a message using its own methods is called

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Polymorphism

encapsulation

inheritance

messaging

An organic chip is called a.

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storage chip

biochip

microchip

silicon chip

Which of the following is Internet Protocol?

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Y25

TCP/IP

PCT/PI

ITTT

The time require for the access arm to get into position over a particular track is.

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rotational delay

data transfer

seek time

head switching

CPU stand for:

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Centre Product unit

Central Programming Unit

Control Program Unit

Central Processing Unit

Popular application of flip-flop are.

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counters

shift registers

transfer registers

all of the above

Which of the following operations are used by Boolean algebra.?

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Boolean addition

Boolean multiplication

Boolean complementation

All of the above

The basic operation performed by a computer is.

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arithmetic operations

logic operations

storage and retrieval operations

all of the above

Loading the operating system into a personal computer is called

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booting

prompting

interrupting

paging

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