Home ยป Past Questions ยป Computer-studies ยป Waec ยป 2022 ยป Page 2
22

If A is in cell A1 and B is in Cell B1 of a worksheet in a spreadsheet application,write a formula to calculate

x= \(\frac{A^2 = B{^1/2}}{100}\)

  • A. ((A1^2)+(B1^(1/2)))/100
  • B. ((A1^2)+(B1^(1/2)))/100
  • C. ((A1^2+(B1^(1/2))/100
  • D. ((A1^2)+(B1^(1/2)))/100
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23

What will be the result of writing the formula=year[now[][  + 3 in a worksheet,of a spread sheet,if the current calendar is 14 august ,1960?

  • A. 17 august 196003
  • B. 14 aug,1963
  • C. 11 august,1963
  • D. 1963
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24

Which of the following operations will not run a slide show in MS PowerPoint?

  • A. pressing F5
  • B. pressing shift +f5
  • C. choosing the slide show tab
  • D. clicking on the slide show icon bar
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25

The part of the Corel Draw window labelled II in the diagram above is called?

  • A. zoom in
  • B. pan
  • C. zoom out
  • D. zoom to fit
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26

The shortcut key for the open dialog box in MS Word is ?

  • A. Alt + F12
  • B. Ctrl + F12
  • C. F12
  • D. shift + f12
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27

One function of operating system is ?

  • A. power supply allocation
  • B. file corruption and deletion
  • C. flowcharting
  • D. resource allocation
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28

The maximum length of a text field in MS Access is?

  • A. 75
  • B. 120
  • C. 255
  • D. 265
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29

The number of entries in the diagram above is 

  • A. 3
  • B. 4
  • C. 5
  • D. 12
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30

The type of transmission in the part labelled q in the diagram above is called 

  • A. broadcast
  • B. full duplex
  • C. half duplex
  • D. simplex
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31

In the URL https://waec.org.ng, the domain name is?

  • A. waec.org.ng
  • B. http://www.
  • C. //www/.waec.
  • D. org.ng.
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32

what type of network is represented in the diagram above?

  • A. local area network
  • B. metropolitan area network
  • C. personal area network
  • D. wide area network
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33

The signals from Ato modem X in the diagram above are

  • A. analogue
  • B. digital
  • C. electrons
  • D. protons
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34

The protocol used for email transmission is known as ?

  • A. HTTP
  • B. DHCP
  • C. IP
  • D. SMTP
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35

 The virtual communication platform where many people keep in contact with family and friends is known as 

  • A. microsoft visio
  • B. social engineering
  • C. cyberspace
  • D. virtual reality
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36

The part labelled Y in the compiler interface in the diagram represents 

  • A. intermediate code
  • B. binary code
  • C. object code
  • D. pseudocode
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37

he QBASIC statement LETX=Y-3 means

  • A. the variables X and Y both receive the value 3
  • B. the variable X receives the value3.
  • C. the variable X receives the value of Y less 3
  • D. an error message has occured due to type mismatch
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38

Use the QBASIC program below to answer question below

10 REM Program to calculate product of numbers

20 CLS

30 INPUT A

40 INPUT B

50 LET PRODUCT=A*B

60 PRINT PRODUCT

70 END

 

The number 10, 20,30, 40, 50, 60 and 70 as stated in the program indicate 

  • A. bullet numbering
  • B. codes
  • C. bullet numbering
  • D. line number
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39

The result of the expression 2 * 6 + 2/4 * 2 * 4^2

  • A. 21
  • B. 27
  • C. 28
  • D. 29
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40

 Key skills of a system analyst include the following except

  • A. ability to troubleshoot
  • B. interest in learning new skills
  • C. motivational skills
  • D. proficiency in programming languages
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41

The following instructions are guidelines for drawing flowcharts except that?

  • A. flowcharts must have a logical start and finish
  • B. it should follow a direction of left to right or top to bottom
  • C. it should follow a direction of right to left or bottom to top
  • D. it should be clear, neat and easy to follow
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42

The process of testing the logic of algorithm to ensure they give correct result is known as ?

  • A. debbuging
  • B. desk checking
  • C. flow charting
  • D. pseudo coding
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