Question # 1

Microwave and Communication Satellite are example of

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Guided

Un-guided

Simplex

Router

A network of geographically distant computers and terminals is called a.

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bus

WAN

gateway

LAN

What best describes a bus topology network?

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The number of computers on the network does not affect performance

Easier to troubleshoot than other topologies

Needs significantly more cabling than other topologies

Media is inexpensive and easy to work with

A dump terminal signifies that

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It has lower IQ compared to an intelligent terminal

It can not be used as an independent computer

It does not have a keyboard connected to it

It belongs to firs generation computers

The concurrent processing of computer program via terminals on one computer system is an example of.

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real time processing

time-sharing

Interactive processing

all of the above

A bit can be

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1 and 0

1 or 0

1 only

0 only

A network type in which all computers have equal status.

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communication links

peer to peer

WAN

direct connect

The highest-level language are called

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4GLs

high-level

assembly

natural

Communication between a computer and keyboard involes __________ transmission.

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Half duplex

Full-duplex

Simplex

Automatic

Program maintenance means

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Maintaining a program exactly the way it was initially developed

Changing a program due to changes in the organization

Removing the errors from a program

Changing a program due to changes in the organization

BCD stands for

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Bit coded digit

Byte coded decimal

Binary coded decimal

None

A device that receives messages is called:

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Transmitter

Receiver

Source

Sender

Communication circuits that transmit data in both directions but not at the same time are operating in.

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Simplex mode

Half duplex mode

Full Duplex mode

None of above

The heart of analog to digital converter (ADC) is

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comparator

pulse generator

voltage source

current source

_________ is not an application software

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internet

Device drive

Games

Multimedia software

A LAN is a combination of.

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LAN cables

Network adapter card

LAN Application Software

All of the above

The number 10000 would appear just immediately after.

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FFFF (hex)

1111 (binary)

7777 (octal)

all of the above

A Digitizer uses a mouse like copying device called

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Puck

Push

Pop

Paste

During the development of a program, drawing a flowchart is a means to

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plan the solution

code the program

define the problem

document the problem

Another name for an operating environment is

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page

layer

shell

supervisor

The major disadvantage of magnetic tape is

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cost

unreliability of store data

slow data recording

data is accessed sequentially

The term 'word' in computer terminology refers to

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bit formed into groups

coded instructions

memory size

language used

Management of an operating system is handled by

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by interpreter

the supervisor program

utility program

the CPU

The computer program consists of mainly the following number of parts

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3

2

4

5

Personal computer users may wish to increase their hard disk storage capacity with.

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higher density

DAT

read only media

removable hard disk cartridge

A bootstrap is.

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the flat cable that connects the CPU to the printer

the flat cable from the disk controller card to the disk drive

additional memory device

a small initialization program to start up the computer

Another word for printer.

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monochrome

microfiche

pixel

cursor

The media Access Control sublayer resides in which OSI layer?

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Physical

Data Link

Network

Transport

A color screen with the best resolution

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MICR

VGA

SVGA

LCD

The encoding scheme of data represent as

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EBCDIC code

ASCII code

Unicode

All of the above

The time between the user's request and the computer's reply

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concurrent time

response time

allocation time

event time

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