WAEC SSCE - Computer Studies - 2016 (Objective)

A subroutine is called in a flowchart through the use of?        

The primary memory of the computer can be divided into?         

The word bit refers to?

The similarities between main memory and registers is that they are: I volatile Il under the direct control of the user ll protected by the system unit lIV for system
use only?     

Which of the following was used by Joseph Marie Jacquad in inventing the Loom?

Symptoms of computer virus attack include:

I improved processing speeds; Il drive light coming up without a parent reason; Ill unexplainable printer activity; IV the disappearance or strange files appearance on screen

A pictorial representation of the logic of a program is called?         

. Trap doors and bombs are typical examples of? 

The decimal number 1024 in hexadecimal equivalent is?

A suitable BASIC notation for the expression mc\(^2\) is?

The parts of the taskbar include:

I recycle bin

II start button

III system tray 

IV quick launch toolbar

A common communication pathway shared by hard- ware components in the computer is called? 

The software whose output is intended for the human user is called?     

Which of the following networks can be extended to cover continents?

Use the BASIC program below to answer questions 23 to 25

10 LET K = 2

20 LET L = 9

30 LET SUM = 0

 40 FOR J = K TO STEP 2

50 SUM = SUM + J\(^2\)

60 PRINT "ANSWER =", SUM

70 NEXT J

80 END

How many times will the statement lines 50 and 60 be repeated? 

A block of text that is marked by the tab key when the enter key is pressed can be referred to as?

The two main components of a radio communication system are?   

The full meaning of the acronym ENIAC is?       

In a database, a primary key is a field which contains?

Which of the following is not a biometric data?

Which of the following is a temporary file that can be used only once and then discarded?

Sorting of records is sufficient and a necessary condition for creating?

10 LET K = 2

20 LET L = 9

30 LET SUM = 0

40 FOR J = K TO STEP 2

50 SUM = SUM + \(J^2\)

60 PRINT "ANSWER =", SUM

70 NEXT J

80 END

Which of the following best represents the sequence of output from the program?

Which of the following best represents the sequence of output from the program?

Data to be processed by the microprocessor is temporarily stored in the?     

The illegal copying and use of proprietary/copy righted software is called?

Which of the following can be described as the brain of the computer hardware?

Converting 4B7\(_16\) to binary?           

The default number of sheets of a workbook is?

Which of the following is true about raw data?

One megabyte is equivalent to?

The speed of data transfer in the computer can be determined in terms of ?

The chart type that does not have the X and Y axis display is the?

Which of the following is not a computer output device?             

Use the BASIC program below to answer this question

The last output that will be displayed by the program is?

Which of the following can a traveler who finds himself in a new environment rely on for direction to his final destination?

Which of the following represents features of a computer?

I. It is constructed from electronics components.

II. It has self regeneration capability.

IlI. It has facility for storage of data and programs.

IV. It has provision for input and output data.

Principal uses of word processing software packages include:

I. preparing deft articles for publication

II. Preparing reports for top management

III. preparing accounts

IV. preparing organizations' newsletter.

The first calculating device is the?   

Arrange in a hierarchical order by date, the following inventions: I. slide rule; Il. pascaline; IIl, analytical engine; v. difference engine.

The symbol used to represent an execution flow in a flowchart is?

The smallest unit of information representation which is addressable on the computer memory is?   

Which of the following is true of a digital logic gate?

.

Which generation of computers used vaccum tubes in their circuitry?

Identify the browsers in the following list:

I telnet II netscape navigator.ll opera IV mozilla firefox

The main advantage of intellectual property right is?

Software is referred to as the?    

The initial screen that is displayed after a computer booting is referred to as?

When a worksheet is deleted from a workbook, it is?

The first four steps required to open e-mail account include:

I click on "Create my account"

II go to home page of the service provider

III click "create new account"

IV click on "mail"