Question # 1

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.

The ENIAC, using ABC principes, wea designed by

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Charles Babbage

Bell Laboratories

John V. Atanasoff

Mauchly and Eckert

The program that contains instructions to operate a device is called.

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Device driver

Device linking

Device operator

Device system

Computer class rooms.

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Improve memorization skills, but provide no help with learning analytical skills

Decrease school budgets by replacing teachers.

Allow students to work at their own pace

Improve student analytical sills, but provide no help with creative work

Tje binary number 101000101011 is equal to the hexadecimal number.

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A2D

C2D

A2B

B2C

The cell containing the cursor in a spread sheet is called an.

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Active cell

Console

Formula bar

Heading

Information transformations are performed by the

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Central processing unit

Input devices

Out put devices

File description

Each location in primary storage is assigned a unique.

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Data

field

Name

Address

Which is not a professional computer job?

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Systems analyst

Programmer

User

Data entry operator

Error reports are an example of.

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Scheduled report

On demand reports

Exception reports

External reports

Cabling on a linear bus topology can be extended using which of the following.

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Terminator

Barrel connector

Network adapter card

Medium attachement unit

A bus line consists of

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Registers

Accumulators

Parallel data paths

Machinie cycles

The branch of computing that attempts to make the computer exhibit imagination and insight is called

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Artificial intelligence

Multimedia

Hypermedia

Computer graphics

Comments in the program itself are part of.

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Compiling

Translating

Linking

Documenting

Screen displays for video games and embellished photographic images involve the use of.

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Bitmapped image editing

Object oriented drawing

Illustration software

One of these

In one were to allow 6 bits per symbol, then following number of different symbols could be encoded.

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16

32

64

128

The arrangement in which most of the processing is done by the server.

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Simplex transmission

Electronic data interchange

File server

Client/Server

A control structure used to make logical decision is the

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Sequence control structure

Selection control structure

Repetition control structire

a and b

Three major issue that have an impact on the success of successes of educational technology.

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Money, teacher training, motivation of students.

Money, teacher training, restructuring of schools.

Geographical location of school,parental communitment, student interest.

IQ of the students teacher interest, student involvemnt.

Error messages provided by a compiler are called

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Bug

Diagnostic

Translations

Mistakes

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

Binary systems use a base of.

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Eight

Two

Ten

zero

When an executive wants a computer application program that will project future revenues based on current data, is _______ program is the best tool to use.

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Word processor

Spreadsheet

Graphics

Database

Why is it so difficult for computers to understand spoken natural language?

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people tend not to leave clear pauses between their words

Everyone's voice is different

Computers don't know enough words

All of the above

The information infrastructure of computers and networks can be compared with.

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The railroads of the nineteenth century

The airline industry

Our modern highway system

All of the above

Historically , the first computers were used for.

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Text processing

Data storage

Simulation and modelling

Arithmetic calculations

The most widely available multi user operating system for workstations and academic micro computers today is.

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OS/2

UNIX

PC-DOS

MS-DOS

Storage of 1 K means that it has following number of storage location.

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1000

964

1024

1032

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

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Desk-cheeking

translation

debugging

Documenting

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

Secured waste, auditor cheeks, and applicant screening all aid

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data security

built in software protection

License protection

piracy detection

In spreadsheet program the active cell is the cell that.

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Is still empty

Contains data or text

Is doing acrobics

Can be modified

Computer performs following operation on data.

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Storage/retrieval

Calculation

Logic/comparison

All of the above

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.

Hashing , to get an address, is the process of applying a formula to a .

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Key

Record

File

Character

The SDLC is defined as a project involving.

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two phases

Four phases

Three phases

Five phases

Which one of the following is a graphical shell?

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UNIX

Page

GUI

Utility program

The computer program consists of mainly the following number of parts.

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2

3

4

5

A flip-flop is a

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monostable device

bistable device

astable device

oscillatory device

Most modern word processors allow users to control the formats of .

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Individual characters

Lines

Paragraphs

all of the above

A bus in which data transfer one place two another place is called

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Data bus

System Bus

Control Bus

|Address Bus

An engineer who uses a mathematics processor to test the stress capacity of a bridge is.

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Putting live sin danger

Modeling

Vizualizing

Calculating

A language designed to generate routing business reports is.

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COBOL

LISP

RPG

ALGOL

The binary number 10011101 is equal to hexadecimal number

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9E

9F

9D

FF

___________ convert high level language into low level langage.

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Google

Assembler

Web page

Compiler

Computer ENIAC was built in:

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1935

1939

1941

1945

A person who gains illegal access to a computer system.

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Hacker

Worm

Software

Zapper

The following registers, respectively are used for selecting an instruction , reading into the register, and interpreting.

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Sequence, instruction, decoder

Accumulator, storage, address

Decoder, address, instruction

Accumulator, address, decoder

Which of the following can be used to launch Word Art?

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Status bar

Ruler

Standard tool bar

Drawing tool bar

A typical microcomputer has 64 K memory, It has 65,536 registers, each register storing 1 byte. Each register is called.

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Memory location

Address

Byte

Word

True color is photo quality and typically uses ___________ bits of memory for each pixel on the screen.

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2

4

24 or 32

8 or 6

In preparing a program, desk cheeking and translation are example of.

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Coding

Planning

Testing

Documenting

Electronic Numerical Integrator and Calculator belongs to the.

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First Generation digital computer

Second generation computer

Third generation computer

Fourth generation computers

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

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

125₈(octal) in decimal equivalent is equal to.

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85₁₀

83₁₀

84₁₀

86₁₀

What is a computer program?

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A type of peripheral

A set of instructions

A form of data

A type of processor

CPU is divided into how many parts.

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2

3

5

6

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

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bus

WAN

Gate way

LAN

One common problem with computer monitoring is that workers who are monitored may

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Develop carpal tunnel syndrome

Assume that if it's not being counted, it's not important enough to do

Require ongoing training

Come in contact with computer viruses

Will are the two inherent characteristics computers have that most leave them open to attack or operating error?

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A computer is difficult to hide/hardware is portable.

Every computer network is easily accessible/files are easy to copy

A computer will do exactly what it's programmed to do a computer can do only what what it's programmed to do.

Computers are so programmable that they don't have any inherent characteristics.

Which one of the following statements is NOT Correct?

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An interface allows two devices to interact with each other.

Console is that part of the computer used to control its operations manually

Peripheral is a device not controlled by the CPU

Channel is a path to carry information from CPU to peripheral and vice versa

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

Real time computing is possible because of the following number of storage locations.

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Storage capability

High speed

Accuracy

Versatility

The software tools that allow a computer to be used for specific purposes are called.

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Firmware

Terminals

Hardware

Application programme.

Arranging classified data in a predetermined sequence to facilitate processing is called.

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Storing

Sorting

Processing

Classifying

Smallest unit of memory is

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Byte

Bits

Character

Word

A cross between a computer language and plain English is called.

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COBOL

Assembler

Algorithm

Pseudocode

Characteristic of digital computer are.

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Versatile and large memory

Speed and accuracy

Aase of communication, simulation and automation

All of the above

During E-time the ALU

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Examines the instruction

Enters the instruction

Executes the instruction

Elicits the instruction