Question # 1

What does the acronym ISDN stand for?

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International Services Data Network

Intelligent Services Digital Data Network

Integrated Services Digital Data Network

Interactive Services Digital Data Network

The clock speed of a computer is measured in.

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Megahertz

Kilobytes

Megabytes

Binary digits

What layer of OSI model does data compression?

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Network

Presentation

Data link

Physical

____________ operating systems are used to control machinery scientific instruments and industrial systems.

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Batch

Single User

Real time

All of the above

Booting is a process in which

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User programs are bought in memory

I/O files are collected and organized on disk

A portion of the operating system is loaded into memory

None of the above

The process of detecting, locating, and correcting logic errors is called.

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Desk-cheeking

translation

debugging

Documenting

Popular object -orinted languages.

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Pascal, Modul 3

C++ , Smalltalk

LOGO, PRO LOGO

COBOL + BASIC

CBT stand for.

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Certificate based training

Computer based trade

Computer base training

Computer based transfer

When it comes to educational simulations, people believe.

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that children learn best through exploration and invention.

that games are no way to spend classroom time

That simulations are no substitute for reality

People believe all of these thing about educational simulations, whether they are true or not.

Pick up the correct statement

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Most mainframe sare 48 -bit machines

Thousands of super computer are currently being built

Supercomputers are usually designed to process accounting applications

Mainframes my have multiprocessor components that permit several tasks to be processed at the same instant is time.

Which of the following is not considered a benefit of telecommuting.

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Reduced use of fossil fuels

Saving the time usually spent commuting

Reduced social contact

Increased productivity

97₁₀(decimal) in octal number system is equivalent to.

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136₈

140₈

139₈

141₈

A disabled student uses a computer and modem to earn a college degree without leaving home. This is an example of

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Visualization

Distance learning

CAD/CAM

Virtual reality

The factor not necessary for calculating the storage capacity of a disk is.

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Track density

Recording density

Diameter of the disk

None of abvoe

CD(C) 6600, IBM-1401, IBM-7030 etc. belong to the

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First generation of computer

Second generation computer

Third generation computer

Fourth generation computer

The signal that the computer is awaiting command from the user

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Prompt

Time slice

event

Interrupt

Another name for available for purchase software is.

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Secondary software

System software

Packaged software

Peripheral software

This type of system software stands between the software application and the hardware.

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Multitask

Operating system

Utility program

Peripheral device

GUI stand for.

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Graphical User Interface

Global User interface

Graphical usage interface

None of these

The first high level language to be introduced was.

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COBOL

FORTRAN

PASCAL

ADA

In multiprogramming, two or more programs can be executed.

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By optimizing computer

With two computer

Simultaneously

Concurrently

Software piracy include

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badge theft

Copyrighting

Program duplication

Data alternation

Violations of the rules of grammar of a programming language are called.

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Syntax errors

Programming errors

Translator errors

Logic errors

The language named for a French mathematician is.

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C

Ada

COBOL

Pascal

A CPU has

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Control unity consisting of program counter and instruction decoder, and arithmetic unit haivng accumulator.

Bubble memory

Visual display unit

Auxiliary storage unit.

The number A9/d in Hexadecimal system is equivalent to which number in binary system.

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10101011101

101010011101

101110011101

101010011111

An assembly language uses.

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English words

Mnemonic codes

Os and Is

Binary digits

Internet explorer was first introduced in.

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2005

1998

1995

1990

FORTRAN is an acronym for

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Formula translator

Formula transducer

For translating high level language

both a and b

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

WAN stand for

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World area network

Wide Area network

Westran Area network

Wilson Ara network

Bill Gate and Paul Allen formed Microsoft to produce and market.

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A version of BASIC

MS-DOS

P(C) DOS

A personal computers.

A connection for similar networks.

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Satellite

gateway

bridge

fax

The __________ command moves text from one document to another.

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Cut and paste

Format

Search

Replace

Most mainframe computers are basically_______ machine.

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4 bit

8 bit

16 bit

32 bit

Present day speech recognition is best suited to which situation?

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Recognition of single letters of the alphabet

Words spoken in context

Foreign language translations

One user's voice pattern

_________ are used for translating assembly language code to machine code.

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Interpreters.

Assemblers

Compiler

None of these

Which of the following would work to keep a class gradebook that automatically upgrades totals when grades are entered?

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Word processor

Spread sheet

MS-DOS

None of these

The hyper card program might be most appropriate for dealing with which of the following projects ?

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Typing traditional terms papers

Creating an interactive newsletter

Mail merging junk mail

Writing parallel programs

In which processing method any file record can be directly located and updated without the need to read preceding file records

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Batch

Serial

Random

sequential

A systems analyst would observe the flow of data and interrelations of people with in an organization during.

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Detail design

Preliminary design

System analysis

A system survey

In analog computers time scaling is done to make them operator .

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fast

Slowly

In time delay mode

Either fasts or slow

One particular use for the abacus is teaching children simple mathematics and especially.

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Addition

Subtraction

Multiplication

Division

You are going to create a simple worksheet in a spreadsheet program showing project expenses for a college student's fall term. The first step would probably be to.

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Type labels

Type formula

Create a chart

Perform calculations

What is MICR?

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Magic in Character Redo

Magnetic ink character

Magnetic ink character Reader

None of these

SQL stand for.

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Structure Query language

Super Query language

Superior Query languae

Selected Query langauge.

In a computer's memory, a combination of bits like 01110110 represents.

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a number

A character of text

Part of computer program

It might represent any of these

Comments in the program itself are part of.

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Compiling

Translating

Linking

Documenting

The out put of a sequential circuit depends upon.

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Percent input

Past inputs

Botha a and b

None of a and b

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

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1950s

Third generation

Second generation

1990s

Another name for an antivirus.

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Vaccine

Worm

Trojan horse

DES

A computer program written in a high level language is called a.

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Source program

Object program

Machine language program

None of these

Which of the following is not a hardware.

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Compiler

CPU

Memory Unit

Chip

Second generation computers belong to.

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1956-1963

1945-1956

1964-1971

1971 - Present

A hybrid computer is the one having combined properties of.

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Super and microcompuers

Mini and microcomputers

Analog and digital computers

None of the above

The complex set of electrical circuitry that executes program instructions is called the.

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Register

CPU

Accumulator

Bus line

The following register keeps track of the program during Execution.

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Address register

Program counter

Data register

Accumulator

A computer programme is a list of __________ that tells the computer what to do and how to do.

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Documents

Information

Instructions

Alphabets

What is the standard method of allowing only known and authorized users on a multi user computer system.

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Identification by fingerprints.

Passwords and or login name

Expert systems

voice recognition

The types of modulation that changes the height of the signal is called.

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frequency

phase

amplitude

Prophase

What is an expression in a computer programme?

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A combination of variables, constants and operators.

A set of instructions

A list of information

none of these

Types of software that can be freely distributed without violating copyright laws are called.

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Shereware

Public domain

Copy protected

a and b

You want to produce personalized form letters, so you sue the ____ capability of the word processor.

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Sort

Mail merge

Style and grammar checker

Desktop publishing

Software to use the internet is.

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Gateway

EFT

Browser

Teleconferencing

Selling information about people is.

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Always against the law in the UNited States.

Highly unethical in a capitalist society

A contradiction of terms information can't sold

An increasingly important aspect of modern business

What is telecommuting?

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A special form of electronic mail

a new trend in robotics that may take the place of cars.

A trend towards working at home using personal computers and modems

None of these

Control unit is the part of

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ALU

CBT

CPU

None of these

The key factor in a computer installation that has met with disaster is the.

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Equipment replacement

Loss of hardware

Insurance coverage

Loss of processing ability

The ENIAC, using ABC principes, wea designed by

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Charles Babbage

Bell Laboratories

John V. Atanasoff

Mauchly and Eckert

Pick out the wrong statement about computers.

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It is logical machine

It can access any piece of information that it hs in store.

It is devoid of emotion, has no feelings or instincts

It approaches its information is unrestricted manner.

Take turn time- sharing.

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Spooling

Interfacing

Roun (d) robin scheduling

Prompting.