Question # 1

Which of the following is not a hardware.

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Compiler

CPU

Memory Unit

Chip

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

Formula can be applied on:

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Values

Labels

Unmerged cells

None of the above

Most computer crimes are committed by.

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Hackers

International spies

Highly trained computer consultants

Company insiders who have no extraordinary technical ingenuity

125₈(octal) in decimal equivalent is equal to.

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85₁₀

83₁₀

84₁₀

86₁₀

Ports that require bits to travel through one at a time are called ______ ports.

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Parallel

Serial

Network

Opem

What major area of artificial intelligence deals with distinguishing eats from dogs in a computer's view?

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Pattern recognition

Expert systems

Resolution analysis

Natural language

Which of the following does not provide a graphical user interface.

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OS/2

MS-DOS

Macintosh

Windows NT work station

The first commercial computer, delivered in 1951, is called.

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Mark -1

Analytical machine

Atanasoff Berry Computer

UNIACI

Comments in the program itself are part of.

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Compiling

Translating

Linking

Documenting

A digital computer performs its computations by___________

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Mechanical means

Analogy

guessing

Counting

The lowest level of programming language is.

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Nonprocedural language

Assembly language

BASIC

Machine language

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

Storing records one after another in a file in an ascending or descending order determined by the record keyis called.

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Sequential processing

Serial processing

Batch processing

All of the above

Historically, the first computer were use for.

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Text processing

Data storage

Simulation and modeling

Arithmetic calculations

The accuracy of analog computers as compared to digital computer is.,

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More

Less

Nearly same

Upredictable

Which of the following true of spreadsheets in general?

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They are used only in business applications

They can be used for simulations

Their formulas can only refer to cells that are in the same row or column as the formula

It is very difficult to generate deceptive results with a spreadsheet.

Logical security for on line systems is achieved primarily by_ and authorization codes.

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MIS

Passwords

Tactical

None of the abvoe

The problem of protecting the privacy in computer systems is aggravated by the increased use of.

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Command line user interfaces

Work stations

New CPU hardware.

Network

The decimal numbering system uses___________ digits

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Two

Eight

Nine

Ten

The ENIAC, using ABC principles was designed by.

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Charles Babbage

Bell Laboratories

John V. Atanasoff

Mauchly and Echert

Error in computer results could be due to

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Encoding of data

Transmission of data

Manipulation of data

All of the abvoe

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

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Coded

Memorized

Analyzed

Reduced to series of logical steps.

Centralized processing but with access from terminals is known as.

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DDP

A ring network

Telecommuting

A teleprocessing system.

How many pairs of computers can simultaneously communicate on Ethernet LAN?

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1

2

3

Multiple

The memory area for programs with highest priority.

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Frames

Foreground

Page table

Dafault drive

Memory is devided into many numerically addressed.

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Logic

Location

Codes

cell

When a secretary is moved from a job that involves filing, dictation, and reception work to a repetitive keyboarding job, it is called.

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up skilling

Computer monitoring

Information overload

De skilling

An advantage to having a distributed database system over having a centralized one is that.

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Consistency is easy to maintain

It can adjust to differences in user needs

All data is entered in standard formals

It is easier to achieve data accuracy

An integrated circuit is.

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A complex circuit

An integrating device

Fabricated on a tiny silicon chip

Another name for chip

If a processor does not have direct and unassisted access to data items, these items are said to be.

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Off line

On line

Time shared

None of these

Program written to cause computers to function in a desired way are called.

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Hard ware

Instruction

Software

Algorithm

The programming language that was designed to encourage programmers to write structured program was.

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PASCAL

COBOL

BASIC

FORTRAN

_____________ are programs which are written to cause computers to function in a desired way.

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Hardware

Instruction

Software

Sorting

If a disk can hold 800 K bytes of information . It can store a text file of about.

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800,000 words

800 words

800 megabytes

800,000 characters.

The number 7F00 in Hexadecimal when multiplied by 61 is.

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7F16

167F00

7F006

None of these

Computer user who are not computer procfessionals are sometimes called.

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Librarians

Peripheral users

Information officers

End users

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

What is the best reason for using a simulation to model long range movements of the Earth's continents?

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The speed of simulation

Operator safety

The simulation is less work

Simulations are always occurate

Applications designed specifically for a particular business or industry are sometimes called.

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Vertical market applications

Closed applications

Horizontal market applications

Restricted application

Which of the following keyboard shortcut is used to change the case?

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Ctrl + F3

Shift + F3

Alt + F3

Ctrl+Shift +F3

Pick out the wrong statement about modern computer systems.

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These are simple and easy to take care of

Even beginners, untrained persons can safely handle them

They requre a highly disciplined approach

It is important to understand the proper handling of each element and proper overall procedures must be followed

In preparing a program, one should first.

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Plan the solution

Code the program

Document the problem

Define the problem

MS-DOS is a product of

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AT & T

Corel

Microsoft

None of these

Computers that ae used in consumer goods, such as cars, are called.

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Enhanced

Software

Analog

Embedded

The data base command that arranges records in alphabetic or numeric order is called.

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Sort

Select

Search

Query

_________ are the computers designed for complex scientific job.

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Mainframe computers

Mini computers

Micro computer

Super computers

If using verification with the find and replace feature, this is called.

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Verified replace

Questionable replace

Conditional place

What if replace

Which of the following storage devices the cannot support both direct

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Magnetic drum

Magnetic tape

Megnetic disk

None of the above

Which of the following statements concerning integrated circuits is false?

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They made machines physically larger

They are less prone to failure than vacuum tubes

They provide faster electrical transfer than transistors

They use less electrical power than their predecessors.

A software program designed to replicate the decision making process of a human expert is called an

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Knowledge base

Data base

Expert system

Artifical domain

All of the following are normally input devices except for

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A digital camera

A mouse

An LCD

A digitizer

Communication circuits tht 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 operation of arithmetic logic unit is directed by.

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the ALU Itself

Program

Control Unit

Memory unit

In a sort routine, an A to Z order is called.

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Ascending

Descending

Alphabetical

Ordered

Computer performs following operation on data.

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Storage/retrieval

Calculation

Logic/comparison

All of the above

A fast and accurate electronic data manipulation system that can accept and store data, process it, and provide output results as per the instructions of stored progrm is called.

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Calculator

Manipulator

Information machine

Computer

In computer terminology,the term wetware stand for .

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Artificial intelligence

Any organic intelligence

Molecular biology

Molecular scale computer

A general purpose program or system of program that can manipulate data in a large collection of files is called.

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Data base management system

Data base security system

File manager

Data base multiple platform system

A microprocessor has memory location from 0000 to 3 FFF, each storing one byte. The number of bytes, the memory can stored is.

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8,192

16,384

32,768

4,096

WAN stand for

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World area network

Wide Area network

Westran Area network

Wilson Ara network

A computer can be defined as an electronic device that can that 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

A data base record is broken down into

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Fields

Relations

Tracks

Forms

The part of the computer system which performs the house keeping functins is called.

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Interpreter

Compiler

Operating system

Assembler

Most of the errors in computer system could be attributed due to

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virus

Programming errors

Data entry

Hardware problem

ROM store data

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Direct

Permanent

Temporary

Provisional

Phase one of a system project involves.

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A system survey

Data gathering

A system analysis

questionnaires

Which of the following is termed ad minimum error code?

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Binary code

Gary code

Excess 3- code

Octal code

The purpose of intellectual property law is to.

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Allow the creator to make money

Justly reward mental labor

Encourage innovation

All of the above

Pickup the wrong statement A digital computer can read/write data from/on

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Punched cards and tapes

Magnetic disks and taps

Floppy disk

Printer

Productivity tools that help computer users solve problems are called.

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Systems software programs

Translator program

Application program

None of above