Computer Studies Past Questions

Question 1

waec 2016

Symptoms of computer virus attack include:

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

Al, Il and Ill only     

BI, Ill and IV only 

C  II, IIl, and IV only     

DI, II, Ill and IV

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Question 2

waec 2016

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

 

A hacking     

Bspamming   

C hardware piracy     

Dsoftware piracy.

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Question 3

waec 2016

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

 

A random file 

B indirect file   

C sequential file 

D  indexed sequential file.

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Question 4

waec 2016

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

 

A Refresh file   

BMaster file      

CSystem file  

DTransaction file

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Question 5

waec 2016

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

.

A It has at least two inputs but only one output.    

B It has many outputs and inputs.   

C It has at least one or more inputs but only one output.   

D It has at least one input and two outputs

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Question 6

waec 2016

The decimal number 1024 in hexadecimal equivalent is?

 

A 24    

B 400   

C 3E8      

D8BB

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Question 7

waec 2016

The word bit refers to?

 

A the value zero or one    

Bthe value zero of more    

Ccentral processing unit command   

Dcentral processing unit instructions.

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Question 8

waec 2016

The main advantage of intellectual property right is?

 

Amaximization of profit     

Bdiscovering of brilliant persons   

C discovering of sharing     

Dencouragement of innovations.

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Question 9

waec 2016

 

Which of the following is not a biometric data?

 

Afinger prints     

Bpassword   

C pattern of eye iris     

D sound of the voice.

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Question 10

waec 2016

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

 

Adesktop    

Binterface    

Csoftware 

Dtaskbar

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Question 11

waec 2016

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

 

Aprotocol and bus speed   

B  bus speed and width      

Cbus speed and storage media     

Dbus width and storage media.

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Question 12

waec 2016

Converting 4B7\(_16\) to binary?           

A0100 1010 0111  

B0100 1011 0111,       

C0100 1000 0111,   

D  0100 1100 0111

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Question 13

waec 2016

One megabyte is equivalent to?

 

Aone million bytes       

B two million bytes   

C three million bytes   

D four million bytes

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Question 14

waec 2016

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

 

A text only    

Bunique entries   

C duplicate values     

Dnumeric value only.

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Question 15

waec 2016

Principal uses of word processing software packages include:

I preparing deft articles for publication

ll pre- paring reports for top management

Ill preparing accounts
IV preparing organizations' newsletter.

A I, III and IV only        

BI, II and IV only     

C II, III and IV only     

D I, II, IIl, and IV.

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Question 16

waec 2016

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

A margin   

B  paragraph               

Cwhite space         

D word wrap

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Question 17

waec 2016

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

 

A  lost forever       

Bsent to the recycle bin     

Csent to the original folder      

Dstored permanently in main memory.

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Question 18

waec 2016

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

A area chart         

B  bar chart             

C pie chart             

D scatter diagram

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Question 19

waec 2016

The default number of sheets of a workbook is?

 

A one     

Btwo   

C three     

Dfour

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Question 20

waec 2016

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

 

ADNS   

B GPRS   

C GPS   

D TCP

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