2017 WAEC (WASSCE) Computer Studies Past Questions & Answers

Question 1

Converting 4B7$_{hexadecimal}$ to binary is?

Accepted Answer

B.  010010110111

Answer

A. 010010100111

Answer

C. 010010000111

Answer

D. 010011000111

Question 2

A graph plotter is most suited for use in a/an?

Accepted Answer

D. geographical information system.

Answer

A.  tax office

Answer

B.  immigration office

Answer

C.  population census office

Question 3

The copyright law is used to protect?

Accepted Answer

C. intellectual property

Answer

A. right of men

Answer

B.  right of minors

Answer

D.   right of Women only.

Question 4

The ASCII code for the word NOT can be written as?

Accepted Answer

B. 100111010011111010100

Answer

A. 101010010011111001110.

Answer

C. 100111110101001001110

Answer

D. 100111010101001111

Question 5

Which of the following function keys can be used to run slide show in a PowerPoint presentation?

Accepted Answer

B. F5

Answer

A. F2

Answer

C. F7

Answer

D. F12

Question 6

Which of the following components is directly located inside the computer processor?

Accepted Answer

A. ALU

Answer

B. BIOS

Answer

C.  RAM

Answer

D.  ROM

Question 7

The hardware component that is responsible for fetching, decoding and execution of program instruction is?

Accepted Answer

D. central processing unit.

Answer

A.  accumulator

Answer

B.  read only memory

Answer

C.  random access memory

Question 8

The modifier keys on the computer keyboard comprises of?

Accepted Answer

C.  SHIFT, CTRL and ALT keys.

Answer

A.  DEL, ESC and ALT keys.

Answer

B.   CTRL, CAPS LOCK and DEL keys.

Answer

D. CTRL, ALT and DEL keys.

Question 9

Which of the following views is used to create data base objects in Microsoft Access?

Accepted Answer

A.  Design view

Answer

B.  Datasheet view

Answer

C.  Layout view

Answer

D. Normal view

Question 10

To hibernate windows operating system means?

Accepted Answer

D. shut down the computer without closing all the running applications

Answer

A. re-start the computer in safe mode

Answer

B.  restart the computer in hibernate mode

Answer

C. shut down the computer and terminate all the running applications

Question 11

Napier's Bone was designed purposely for calculation of?

Accepted Answer

C. product and quotient

Answer

A. sum and quotient

Answer

B.  sum and difference

Answer

D. difference and quotient

Question 12

The absolute address of cell G5 in a spreadsheet application is represented by?

Accepted Answer

C. $G$5

Answer

A. $G5

Answer

B. G$5

Answer

D. $G5$

Question 13

The "collection of the unorganized facts and figures" is called?

Accepted Answer

A. data

Answer

B. file

Answer

C.  information

Answer

D.  variable

Question 14

.

Accepted Answer

C. Column C

Answer

A. Column A

Answer

B. Column B

Answer

D. Column D

Question 15

Which of the following is not a method of accessing file?

Accepted Answer

A. Circular

Answer

B. Random

Answer

C. Serial

Answer

D. Sequential

Question 16

The expression DEPOSIT (1, 10) stands for an array with?

Accepted Answer

C.  10 elements

Answer

A. 1 element

Answer

B. 11 elements

Answer

D. no element.

Question 17

The census machine was invented by?

Accepted Answer

C. Herman Hollerith

Answer

A.  Blaise Pascal

Answer

B. Gottfried Von Leibnitz

Answer

D.  Joseph Marie Jacquad

Question 18

Which of the file formats is supported in all windows operating systems?

Accepted Answer

C. FAT

Answer

A.  BSDB.

Answer

B. EXT

Answer

D. NTFS

Question 19

The flowchart ♦ symbol represents?

Accepted Answer

C. decision

Answer

A.  comment

Answer

B.  connector

Answer

D.  input/output

Question 20

Which of the following symbols is not a relational operator in BASIC programming language?

Accepted Answer

C. ^

Answer

A. <

Answer

B. >

Answer

D. ≤

Question 21

Which of the following statements is not true about secondary storage media? They

Accepted Answer

A. are volatile

Answer

B.  are non-volatile

Answer

C. are relatively cheap

Answer

D.  have storage capacity

Question 22

A computer that requests the services of another computer on a network is called a?

Accepted Answer

A. client

Answer

B.  host

Answer

C. master

Answer

D. server

Question 23

A field chosen to uniquely identify every record in a database is?

Accepted Answer

C. primary key

Answer

A. foreign key

Answer

B. local key

Answer

D. secondary key

Question 24

Which of the following is found on the taskbar?

Accepted Answer

D.  quick lunch toolbar

Answer

A. scrollbars

Answer

B. wall paper

Answer

C. screen saver

Question 25

The first three steps to open an email account include: I. - Click on create my account; II. - Go to home page; llI - Click create new account.

Accepted Answer

C.  ll, lll and I

Answer

A. I, ll and lll

Answer

B.  II, I and ll

Answer

D. I, lll and lI

Question 26

Soft boot is initiated by pressing?

Accepted Answer

A. Ctrl + Alt + Del.

Answer

B.  function key F10.

Answer

C. main switch.

Answer

D. bootstrap buttons.

Question 27

Use the information below to answer questions 35 and 36 I-Mouse Il. -Keyboard III-Scanner IV. -Joystick. The input devices used to capture date of birth on an Online form are?

Accepted Answer

C. I and ll only

Answer

A. I, Il and IV only

Answer

B.  I, II and lll only

Answer

D.  lI and IV only

Question 28

Which of the following can be used to write a high level program source code?

Accepted Answer

D. Text Editor

Answer

A. Lotus 1-2-3

Answer

B.  MS Access

Answer

C. Opera

Question 29

A high level language program translator which converts a source code to machine readable format and compile executes it one line at a time is?

Accepted Answer

D. interpreter

Answer

A. complier

Answer

B. debugger

Answer

C. editor

Question 30

Use the information below to answer this question I. - Mouse II. - Keyboard III. - Scanner IV. - Joystick. The input devices used to capture finger print is?

Accepted Answer

C. III

Answer

A. I

Answer

B. II

Answer

D. IV

Question 31

Opening an already existing sequential file in output (O) mode will lead to?

Accepted Answer

B. deletion of the current content of the file

Answer

A. buffer overflow

Answer

C. duplication of the current content of the file

Answer

D. addition of new data to the content of the file

Question 32

Which of the following factors limits access to computerized file system? it

Accepted Answer

B. requires regular supply of power

Answer

A. occupies less space

Answer

C. is highly efficient in processing information

Answer

D. provides easy and fast access to information

Question 33

A set of programs, routines and procedures that are used to operate the computer hardware is called?

Accepted Answer

C.  software

Answer

A. fimware

Answer

B.  shareware

Answer

D. utility

Question 34

In MS Excel, comments used in cells are called?

Accepted Answer

A. cell tip

Answer

B.  smart tip

Answer

C. soft tip

Answer

D. web tip

Question 35

The advantages of a computer include that they? I. operate at high speeds; II. think for the user; Ill. are accurate; IV. are credible.

Accepted Answer

B. I, III and IV only

Answer

A. I, Il and lll only

Answer

C.  II, l and IV only

Answer

D. I, II, l and IV

Question 36

Which of the following statements is true for a circuit Switching communication system?

Accepted Answer

D. A dedicated channel must be established between two parties through the period of Communication

Answer

A.  It is not ideal for a real-time communication

Answer

B. Messages must be divided into packets before they are sent

Answer

C. It does not require any dedicated channel to be established between two parties

Question 37

A student mistakenly pressed the F5 key on keyboard while browsing on the internet. This will lead to?

Accepted Answer

D. reloading of the active window

Answer

A. opening of a new tab

Answer

B. closing of the active window

Answer

C. Closing of all windows

Question 38

Which of the following is not a good ICT security policy?

Accepted Answer

A.  Re-use of old password

Answer

B. Frequent change of password

Answer

C.  Backing up files and documents

Answer

D. Scanning e-mail attachment for virus before opening it

Question 39

The act of translating data into a secret code is known as?

Accepted Answer

C. encryption

Answer

A. authentication

Answer

B. authorisation

Answer

D. piracy

Question 40

Which of the following tasks is accomplished by using bookmarks? To

Accepted Answer

C. quickly jump to specific location in document

Answer

A. add anchors in webpage

Answer

B. add hyperlinks in webpage

Answer

D.  mark the ending of a paragraph of a document

Question 41

Use the following QBASIC statement to answer questions 14 and 15. DIM DEPOSIT (1, 10) 14. The keyword DIM in the statement stands for?

Accepted Answer

D. dimension

Answer

A. diagram

Answer

B.  diameter

Answer

C. diamond

Question 42

The available page orientation in Microsoft Word are?

Accepted Answer

D. portrait and landscape.

Answer

A. portrait and justify

Answer

B. justify and right align

Answer

C.  left align and landscape

Question 43

Arrange in hierarchical order by date the following inventions: I. - Census machine; Il. - Abacus; lll. - Slide rule; IV.- Difference engine.

Accepted Answer

D. II, III, IV, and l

Answer

A.  I, lI, IlI and IV

Answer

B.  I, Il, III and IV

Answer

C.  I, II, IV and llI

Question 44

The following are features of web browsers except?

Accepted Answer

B. formula bar

Answer

A. address bar

Answer

C. menu bar

Answer

D. title bar

Question 45

In a star network, each node must?

Accepted Answer

B.  be connected directly to a central network hub

Answer

A.  be connected directly to adjacent node

Answer

C.  be connected directly to a common backbone cable

Answer

D. possess a token before it can transmit signal to adjacent node

Question 46

Which of the following statements can be used for looping in BASIC?

Accepted Answer

A. FOR ... NEXT

Answer

B. IF ... THEN

Answer

C. GO TO

Answer

D. Go SUB

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