Question # 1

Nobody knows the true extent of computer crime because.

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Many computer crimes are never detected

Companies often do not report computer crime because they are afraid of bad publicity.

a and b

None of the above.

Which one of these forms of storage does not retain information when the machine's power is turned off?

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RAM

ROM

Floppy disk

Har disk

What the control unit gets an instruction it is called.

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E-mail

Machine time

I-time

ALU time

How many input leads will be required for a chip containing our two input NOT gates?

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7

12

13

14

Most worksheet include_____ at the tops of columns and at the edge of rows.

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Grids

Addresses

Locators

Labels

What is an expression in a computer programme.

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a combination of variables, constants and operators.

A set of instructions

A set of information

None of these

Type of language processors are.

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2

3

4

8

Analog computers are_____ accurate as compared to digital computer is.

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More

Less

Nearly same

Unpredictable

Operating systems.

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Communicate with peripherals

Manage memory

Coordinate concurrent processing of jobs

Performs all of these tasks.

A digital computer performs its computations by___________

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Mechanical means

Analogy

guessing

Counting

Registers that collect the results of computations are.

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General purpose

Main storage

Storage Registers

Accumulators

A storage of binary digits treated as a unit is called.

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bit

Byte

word

character

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

During E-time the ALUThe heard of a digital computer is.

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Control unit

Memory unit

Logic unit

Visual display unit

Binary coded decimal numbers express each decimal digit as .

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Binary digits

Nibble

Word

Byte

In the preliminary design phase, the analyst may prepare alternative.

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Candidates

Organization charts

Questionnaires

Decision tables

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

Another name for available for purchase software is.

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Secondary software

System software

Packaged software

Peripheral software

the general purpose processor on chip is otherwise known as the .

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ENIAC

Microprocessor

Pocket calculator

Microprocessor

The physical parts of a computer system are called.

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Software

Input

Out put

Hardware

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

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Newsgroup problems

Physical problems

Electrical problems

Viruses

The term word in computer terminology refers to.

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bits formed into groups

Coded instructions

Memory size

Language used

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

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5235

5335

5135

5233

Magnetic characters are produced on your bank cheeks by.

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bar code reader

MICR inscribers

mice

microfiche

What is query

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Question or inquiry

Answer

Command

Form

Implementation of a program involves.

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Compilation of the program

Debugging the program

Testing the program with data

All of the above

The best graphic to show the relative proportions of the parts to a whole is a.

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Line chart

Bar chart

pie chart

scatter chart

GUI stand for.

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Graphical User Interface

Global User interface

Graphical usage interface

None of these

program need to be entered into the computer's memory saved as a disk file and translated into the computer's native machine language before they can be executed or run . to enter and save a program, you can use an.

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Fornatter

CAD program

Text editor

Interpreter

Which of the following devices use reflected light to determine the location of pencil marks on standardized answer sheets and similar forms?

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Bar code readers

Optical Mark readers

Magnetic ink character readers

Wand readers

Information .

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Is a marketable commodity

Can be stolen while leaving the original behind

Should be free, according to the original hacker ethic .

All of the above

Assuming 8 bit of data, 1 bit for parity, 1 start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is.

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10 CPS

100 CPS

12 CPS

120 CPS

The signal that the computer is awaiting a command from the user

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Promt

Time slice

Event

Interrupt

Which of the following writer's tools is not available in a computer software form?

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Thesaurus

Dictionary

Outliner

All of these are available as software

The benefits of using a database include all but one of the following.

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Easier to retrieve information quickly and flexibly

Easy to organize infomation

Easy to print and distribute information

Easy to protect privacy of data

The Acronym SILK represents.

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The name of a new desktop computer with futuristic capabilities.

One researcher's vision of the themes emerging in user interface technology

The minimum qualifications of a software agent.

A new type of multimedia software application

People on a LAN can share.

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Printer

CD/ROM disk drive

Modem

All of above

The three essential components of any computer system are.

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Hardware and software network

Hardware software application program

Hardware software training

Hardware software people

The process of writing a program from an algorithm is called.

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Coding

Decoding

Encoding

Encrypting

Why is Blaise Pascal (1623-1662) considered a pioneer in computers?

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He developed the pascal programming language

He invented a working adding machine

Because of his writings on faith and mysticism

Pascal is not considered a computer pioneer

Who developed the first automatic electronic digital computer prototype between 1935 and 1942

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John Atanasoff

J. Presper Eckert

William Shockley

Thomas J. Watson

Personal computer that can use software designed for the IBM PC are called.

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Cores

emulators

Clones

tubunded

The computer dedicated to screening access to a network from outside the network

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hot site

cold site

vaccine

firewall

One of the more computers connected to a hub computer is.

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Ring network

Node

Information utility

Star network

An example of a high level language is.

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DOS

An algorithm

FORTRAN

An assembler

A computer derives its basic strength from.

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Speed

Accuracy

Memory

All of above

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

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Desk-cheeking

translation

debugging

Documenting

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

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7F16

167F00

7F006

None of these

When a user posts software on a BBS for others to use, the process is called.

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Uploading

Offloading

Downloading

Copying

The following command duplicates the contents of one disk another.

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BACKUP

COPY

DELL

DISKCOPY

Natural languages are advantageous to programmers because they.

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Use words that people speak and write

Eliminate the computers demand for technical detail

Are less expensive

Use the binary system

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

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Interpreters.

Assemblers

Compiler

None of these

The weakest link in any computer system is the

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People in it

Hardware

Password

Software

The output impedance of an ideal operational amplifier is

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Infinity

zero

1 ohm

10 ohm

Main memory of personal computer is called.

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PROM

ROM

EPROM

RAM

Micro processor is based on

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Thermionic values

Transistors

Single integrated circuit or chip

Integrated circuit

MS-DOS is a/an

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Word processor

Operating system

both a and b

None of these

The form of computer assisted instruction known as drill and practice.

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Helps students lern to think in ways that aren't possible otherwise

Does Not help students learn to think, but helps students memorize facts and skills

Doesn't help students learn to think better or to memorize facts and sills, in fact, it's nearly worthless

Allow students to program computers with easy-to understand languages.

A language designed to generate routing business reports is.

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COBOL

LISP

RPG

ALGOL

The result of a formula in a cell

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Label

range

Value

Displayed value

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

Computer people who design, write, test, and implement programs are.

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Programmers

Computer operators

Data entry operators

System analysis

Computed fields in a database can contain.

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Text values only

Memeric values only

Formulas and numeric values

Formulas and text values.

What are the two main approaches to artificial intelligence?

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IBM-PC /Macintosh

Modeling human behavior/general intelligence

Functional programming/object-oriented programming

PC/Mainframe.

Historically, the first computer were use for.

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Text processing

Data storage

Simulation and modeling

Arithmetic calculations

Base 8 is often used in computing because

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There are 8 bit in a byte

Calculations become casier by using base 8

Electronic circuits can be made economically

It can represent long string of binary I's in a more compact form.

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

Windows explorer is used to.

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Access the internet

Explore system resources

Perform maintenance on hard disk

Navigates files and folder on the computer

Which university built the first all electronic computer in late 1945?

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University of portland

University of California

University of Pennsylvania

University of Taxes

The Mark-I was built by

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Thomas Watson

Dr. John Mauchly

John V. Atanasoff

Howard Aiken

An approach to increae speed is

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CISC

Parallel processing

Serial processing

CMOS