Welcome to “Naijaclass Academy“ For Waec 2025 Computer Studies Questions & Answers

Wednesday, 7th May 2025
Computer Studies 2 (Essay), 1:00pm – 2:00pm
Computer Studies 1 (Objective), 2:00pm – 3:00pm

COMPUTER
01-10: DCCBBBBBCA
11-20: CAACDCCCAB
21-30: BCCAACCDAA
31-40: BADDAADDCD
41-50: ABDBBCADAB

WAEC COMPUTER THEORY ANSWERS

(1a)
(i) X: Power button
(ii) Y: USB ports
(iii) Z: Optical drive

(1b)
(i) X: The power button is used to turn the computer on or off.
(ii) Y: USB ports are used to connect peripheral devices such as keyboards, mice, or external drives to the computer.
(iii) Z: The optical drive is used to read or write CDs, DVDs, or Blu-ray discs.

(1c)
(i)Motherboard
(ii)Central Processing Unit (CPU)
(iii)Power Supply Unit (PSU)
(iv)Hard Drive or Solid-State Drive (HDD/SSD)

(2a)
Word processing refers to the creation, editing, formatting, and printing of text-based documents using a computer or other device. It involves using software applications, such as Microsoft Word, to produce and manipulate documents.

(2bi)
A watermark is a faint image or text that appears in the background of a document. It can be used to indicate the document’s status, such as “Draft” or “Confidential,” or to add a logo or other graphic element.

(2bii)
The Thesaurus is a feature in MS Word that provides synonyms, antonyms, and related words for a selected word. It helps users to find alternative words and phrases to improve the clarity and precision of their writing.

(2biii)
A drop cap is a large capital letter that appears at the beginning of a paragraph or section. It’s often used to add visual interest and style to a document, particularly in publications such as magazines, books, and newsletters.

(2biv)
Find and Replace is a feature in MS Word that allows users to search for specific text or formatting within a document and replace it with new text or formatting. It’s a useful tool for editing and revising documents quickly and efficiently.

(3a)
A computer keyboard is an input device that allows users to type text, commands, and other input into a computer. It typically consists of a layout of keys, including alphabetic keys, numeric keys, function keys, and special keys, that are used to interact with software applications and operating systems.

(3b)
(i)Alphabetic keys
(ii)Numeric keys
(iii)Function keys
(iv)Special keys

(3ci)
Shift + Delete is a shortcut key combination that permanently deletes selected text or items without moving them to the Recycle Bin.

(3cii)
Alt + F4 is a shortcut key combination that closes the currently active window or application.

(3di)
Ctrl + A is the shortcut key combination for selecting all text in a document.

(3dii)
Ctrl + F2 or Ctrl + P (then click on “Preview” or use the preview pane) can be used to preview a document before printing, although the exact shortcut may vary depending on the application.
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NUMBER 4a & 4b

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COMPUTER STUDIES

(5)
DIM studentName(10) AS STRING
DIM scores(10, 5) AS INTEGER
DIM totalScore(10) AS INTEGER
DIM averageScore(10) AS SINGLE

FOR i = 1 TO 10
PRINT “Enter student “; i; “‘s name: ”
INPUT studentName(i)

totalScore(i) = 0

FOR j = 1 TO 5
PRINT “Enter score for subject “; j; “: ”
INPUT scores(i, j)
totalScore(i) = totalScore(i) + scores(i, j)
NEXT j

averageScore(i) = totalScore(i) / 5
NEXT i

CLS

FOR i = 1 TO 10
PRINT “Student Name: “; studentName(i)
PRINT “Total Score: “; totalScore(i)
PRINT “Average Score: “; averageScore(i)
PRINT
NEXT i

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