Question # 1

An arrangement in which data is transmitted in both directions at a time is called

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Simplex

Full duplex

Half duplex

Multi-duplex

At the beginning of the instruction cycle, the contents of the Instruction Register specify.

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Operand for the instruction being executed

Instruction itself

Operand for the instruction to be executed next

None of above

Logical multiplication refers to operation of.

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OR gate

AND gate

NOT gate

inverter gater

Who invented the modem?

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IBM

DEC

AT&T information System, USA

Apple computers Inc

A network type in which all computers have equal status.

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communication links

peer to peer

WAN

direct connect

Which of the following is an example of volatile memory.

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ROM

RAM

PROM

Hard disk

The equipment attached to CPU which computer can access are called.

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hardware

input/output devices

peripherals

computer components

When a bank teller uses a computer terminal to know the balance in a customer's account it is an example of

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on-line updating

off-line processing

on-line processing

on-line query

The process of allocating main memory to programs and keeping the programs in memory separate from each other is called

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memory protection

memory management

virtual storage

real storage

Which of the following is not a category of network problems.

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Newsgroup problems

Physical problems

Electrical problems

Viruses

Laser beam technology is used for.

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terminals

optical disk

keyboards

magnetic tape

Analog signal is measured in

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Volts

Pulses

Hertz

WATTS

The Barcode is called

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Universal product code

EBCDIC code

ASCll Code

Unicode

The most powerful computers are.

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super minis

super micros

super mainframe

super computers

The number of inputs to full adder are

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1

2

3

4

NAND gates are preferred over others because these.

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have lower fabrication area

can be used to make any gate

consume least elctronic power

provide maximum density in a chip

During E-time the ALU.

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examines the instruction

enters the instruction

executes the instruction

elicits the instruction

The person who requests study or work on a system is the.

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client

analyst

change agent

user

_________ is not an application software

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internet

Device drive

Games

Multimedia software

The language named for a French mathematician is

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C

Ada

Pascal

Modula-3

The charts, graphs and pictures are examples of:

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Image

Audio

Video

Text

IBM stands for

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International Business Machine

International Binary Machine

Internal Business Machine

International Business Microsoft

Select the statement which is most correct about printer drivers.

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There is one universal printer driver that will allow full functionality of all printers

All printers made by a specific printer manufacturer can always use the same printer driver and have full functionality

A laser printer driver from one manufacturer will provide full functionality for all laser printers regardless of the manufacturer.

There is a specific printer driver designed for every model of printer that will allow the full functionality of that model of printer

In developing a program, documentation should be done

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as the last step

throughout the process

only to explain errors

only during the design phase

Now-a-day computers all over the world can talk to each other. Which is one of the special accessories essential for this purpose?

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Fax card

Modem card

Network Adapter card

DVD

Electron NumericaL integrator and Calculator belongs to the

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first generation digital computer

second generation computers

third generation computers

fourth generation computers

The number A9D in Hexadecimal system is equivalent to which number in decimal system.

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2727

2648

3717

2717

IBM's System/360 family of computers was introduced during the.

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1950s

third generation

second generation

1990s

If electrical power supply to a computer system is inadvertently disrupted, the serious damage would occur to.

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CPU

disk

CRT

printer

The number 10000 would appear just immediately after.

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FFFF (hex)

1111 (binary)

7777 (octal)

all of the above

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

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