WAEC Computer Studies [Science] Questions And Answers 2020/2021

WAEC Computer Science Answers 2020: Free WAEC Computer Studies Answers 2020 for Paper 1 & 2 |Objective (OBJ) and Theory (Essay) Free Expo Runs Guide:

This WAEC Computer Studies/Science Questions And Answers 2020 samples is for the candidates searching for WAEC Computer Studies Answers 2020/2021.

2020 WAEC Computer Science (Studies) Questions And Answers Solution

Maybe you are here through google search or any other means but nevertheless, I will love to congratulate you by saying that you have done very well by making research for the WAEC Computer Studies Questions And Answers 2020.

It shows you are looking forward for a better expectation in this 2020 Computer Studies/Science WAEC exams. I love telling WAEC candidates that there is nothing too hard about the 2020 WAEC Computer Science exams.

You don’t have to worry about getting WAEC Computer Science Questions And Answers 2020  because your solution is at your fingertips. As we are about to push on I will like to tell you some more things which you need to take into consideration.

WAEC computer science and Computer studies Exam papers

Download correct 2020 WAEC Timetable Here

This page Covers solution to:
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2020 WAEC Computer Studies Exam Format, Preamble and Scheme.

WAEC Computer Studies Exam follows the same pattern like every other WAEC exams on other subjects. The 2020 WAEC Computer Science Questions And Answers has two main papers. The Papers 1 and 2.

Paper 1: has forty-fifty objective Questions and candidates are expected to answer all the Questions in that paper in 50 minutes for 40 marks. Paper 2 has six or more essay Questions with the instruction for candidates to answer any four for 80 marks.

How To Answer WAEC Computer Studies Objective Questions [Section A]

  1. 1. Read a question twice or more before trying to choose an answer.
  2. 2. Answer the questions you know first.
  3. 3. Imagine and try recalling what the correct answer is.
  4. 4. Pay particularly close attention to words like “notsometimesalways, and never.” An answer that includes always must be irrefutable. If you can find a single counterexample, then the answer is not correct. The same holds true for the word never. If an answer option includes never a single counterexample will indicate the answer is not the correct.
  5. 5. Eliminate each clearly wrong options that you know that are odd.
  6. 6. Using the process of elimination, cross out all the answers you know are incorrect, then focus on the remaining answers. Not only does this strategy save time, it greatly increases your likelihood of selecting the correct answer.
  7. 7. When two answers are correct in a multiple choice question with an “All of the above” option, then it’s probably the correct choice.
  8. 8. If all else tactics fails, then guess like a street magician and you may get it right.

How to Answer WAEC Computer Science Theory Questions [Section B].

When answering theories or Essay questions, take note of the following and how you should present your answers:

  • Describe: This means you should say what you see – no need for reasons. You can give a detailed account, using examples
  • State: Provide a factual report with no explanation or opinion.
  • List: Write down bullet points, not paragraphs. Keep it brief.
  • Explain: give reasons
  • Outline: give a brief summary
  • Analyse: go into detail
  • Compare: what are the similarities and differences?
  • Contrast: what are the differences?
  • Calculate: use numbers given to work out the value of something
  • Define: give the meaning of something
  • Evaluate: consider both sides – pros and cons
  • Justify: give evidence to explain something
  • To what extent: Judge the importance or success of something – has it worked or not
  • Argue: present a case with evidence or reasons
  • Assess: Weigh up / give an informed judgement
  • Comment on: give your opinion on something
  • Debate: give different perspective

As a WAEC candidate the tips below will help you to pass the 2020 Computer Studies/Science WAEC exams with no or lesser stress.  Now let me expose you to some of the mistakes you need to avoid in your 2020 WAEC Computer Studies/Science Questions And Answers..

Helpful WAEC Computer Studies Exam Instructions

Please take note of this simple WAEC Computer Studies Exam instructions to avoid errors during your exams.

These are some of the problems and errors some WAEC Computer Studies/Science candidates do face that sometimes put them to failure and their corrections.

  • Reading one objective question twice or thrice before picking an option.
  • pick only one option for each Obj question.
  • Cross check your work/answers before submitting.
  • Don’t fail to read instructions before starting the exams.
  • Do proper numbering of your theory answers. Indicate the number which a particular answer belongs to for easier understanding.
  • If you choose a particular theory question to answer, make sure you also answer the sub Questions that follows.

E.g. If your Computer Studies/Science NO.1 Theory question 1 is as follows:

1. What is computer?

1 a) List 3 computer hardware components

b) write the functions of each of the hardware components you mentioned in NO.1a. above.

In this case, you are expected to answer both the No 1. No.1a and the No.1b etc.



All you need to get your correct 2020 WAEC Computer Studies/Science Questions And Answers is to continue reading down.

  • Start preparing for the 2020 WAEC Computer Exam
  • Study WAEC Computer Studies/Science past Questions and answers.
  • Have a Timetable for Your Studies:
  • Forget about WAEC Expo:
  • Trust yourself
  • Revise Past Questions and answers.
  • Read all the Examination instructions before starting the exams.
  • Add speed to your writing.
  • Grab any opportunity and make use of it.
  • Revise and review your answers before submitting.

2020 WAEC Computer Studies/Science Past Questions And Answers.

Below are Some WAEC Computer Studies Sample Questions and Answers for candidates to practice. Note: These are not the real Questions you will see in the exam. But there are WAEC Computer Science Sample Questions and Answers for you to practice ahead of the exam.


1. The way of manipulating data into information is called
A) organizing
B) transmission
C) storing
D) processing
E) deletion

2. It is a small piece of text stored on a user’s computer by a web browser for maintaining the state. What are we talking about?

A) Session
B) Applets
C) Cookie
D) Application
E) QueryString

3. Which of the following is responsible for the management and coordination of activities and the sharing of the resources of the computer?

A) motherboard
B) application software
D) system software
E) operating system

4. In computers, what is the smallest and basic unit of information storage?

A) byte
B) bit
C) megabyte
D) kilobyte
E) Newton

5.What is the shortcut key of printing a document for computer having windows?

A) Shift + PP
B) Shift + P
C) Alt + P
D) Ctrl + P
E) Fn + P

6. What type of device is a computer keyboard?

A) software
B) input
C) processing
D) output
E) storage

7. What type of devices are CDs or DVDs?

A) output
B) software
C) storage
D) input
E) processing

8. Which was the first web browser?

A) WorldWideWeb
B) Netscape Navigator
C) Safari
D) Chrome
E) Internet Explorer

9. What type of device is a computer monitor?

A) processing
B) storage
C) software
D) input
E) output

1O. MP3 file format is associated with what type of files?

A) flash file
B) Word document
C) video
D) image
E) audio

11. Microsoft command based Operating System “DOS” was created in the year

A) 1968
B) 1972
C) 1980
D) 1990
E) 1993

12. Characteristics of a good program include the following EXCEPT

A) accuracy
B) generality
C) inefficiency
D) maintenance
E) readability

13. A hexadecimal “A0” has the decimal value

A) 80
B) 100
C) 160
D) 183
E) 256

14. Which of the following generation of computers is referred to as an expert system?

A) Fifth
B) First
C) Fourth
D) Second
E) Third

15. The difference between people with access to computer and internet and those without its knowledge is known as

A) computer literate
B) computer programmer
C) digital divide
D) internet experts
E) web master

16. The distribution of audio and video contents to a dispersed audience through a digital transmission media is called

A) authenticating
B) broadcasting
C) converting
D) switching
E) translating

17. In Microsoft Excel, a new work space is created with the name ______ by default.

A) book 1
B) excel 1
C) mybook 1
D) sheet 1
E) workbook 1

18. In the e-mail address deardammy@gmail.com , “deardammy” is the _______ name.

A) client
B) domain
C) host
D) server
E) user

19. The _______ displays the content of the active cell in Microsoft Excel.
A) formular bar
B) name box
C) row heading
D) task pane
E) title bar

2O. A computer system without an Operating System is useless, this is because Operating System is

A) a program that manages computer hardware and software
B) an antivirus agent
C) embedded in the motherboard
D) the microprocessor of a computer
E) the source of power to the computer

Those were the 2020 WAEC Computer Studies/Science Questions And Answers samples that you need to take note of. If you can at least make attempt of answering like 20-30 WAEC Computer Studies/Science objective Questions and 2-3 theory Questions correctly by yourself, then you can make at least a C grade even without using an Expo.

My best advice I will ever give to a any WAEC candidate is to study while waiting for the unforeseen expo to avoid frustration in case it doesn’t come up.

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