Question # 1

During E-time the ALU.

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examines the instruction

enters the instruction

executes the instruction

elicits the instruction

Memory capacity may be expressed in.

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microseconds

kilobytes

bits

cycles

Which is not associated with the main memory of computer.

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semiconductor memory

core memory

read only memory

sequential memory

A computer can be defined as an electronic device that can: (choose the most precise definition).

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carry out logical functions

carry out arithmetical operations

accept and process data using a set of stored instructions

present information on a VDU

The clock speed of a computer is measured in.

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megahertz

kilobytes

megabytes

binary digits

A connection of same type of network is

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Bridge

Repeater

Gateway

Router

A device which connects multiple nodes to the network is

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A modem

A Hub

A repeater

A router

SNA is an example of

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De Jure Protocol

De Facto Protocol

Network organization

None

Which of the following is an example of volatile memory.

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ROM

RAM

PROM

Hard disk

The number of bytes in the following number (1111, 1011, 0111,0100,1010) is.

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5

2 1/2

10

1 2/4

Software to persue the Internet

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Gateway

Videoconferencing

Browser

Teleconferencing

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

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It will change the address of the memory location

It will add to the content of the location

It will not be fruitful if there is already some data in that location

It will erase the previous content

The entire computer system is coordinated by.

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the ALU

the accumulator

the control unit

arithmetic operators

Data and instructions are put into primary storage by.

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memory

the control unit

secondary storage

the ALU

A network that covers small geographic area or single or group of buildings is called

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WAN

LAN

Bridge

Gateway

A network that covers large area, city, country and World is called

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LAN

WAN

Router

Bridge

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