WAEC 2025 COMPUTER STUDY ANSWER
COMPUTER STUDIES
1-10: DCCBDADDCC
11-20: BCACACCCAB
21-30: BCDBACDDAD
31-40: BADDBCDACD
41-50: CBABBCBDAB
(1a)
(i) X - Optical disc drive (DVD/CD slot)
(ii) Y - Power button
(iii) Z - USB ports
(1b)
(i) X
(PICK ANY ONE)
- To read or write data from/to CDs or DVDs.
- To install software or operating systems from CDs/DVDs.
- To play music, movies, or backup data stored on discs.
(ii) Y
(PICK ANY ONE)
- To turn the computer on or off.
- To restart the computer when pressed briefly.
- To force shutdown the computer if held down for several seconds.
(iii) Z
(PICK ANY ONE)
- To connect external devices like flash drives, keyboards, or mice to the computer.
- To charge portable devices such as smartphones or tablets.
- To connect peripherals like printers, external hard drives, or webcams.
(1c)
(PICK ANY FOUR)
(i) Power Supply Unit
(ii) Motherboard
(iii) Front Panel Connectors
(iv) SATA/IDE Controller
(v) USB Controller
(vi) Chipset
============================
(2a)
(PICK ANY ONE)
Word processing is the use of computer software to create, edit, format, and print text documents such as letters, reports, and memos.
OR
Word processing is the act of entering, editing, and formatting text using a computer program designed to produce written documents.
(2bi)
(PICK ANY ONE)
Watermark:
A faint background text or image that appears behind the main text of a document, often used for branding or to show document status like 'Confidential' or 'Draft'.
OR
A transparent or light image or text placed behind document content to mark ownership or indicate the document’s purpose.
(2bii)
(PICK ANY ONE)
Thesaurus:
A tool that helps users find synonyms and antonyms of selected words to improve word choice and writing quality.
OR
A built-in tool that provides alternative words with similar or opposite meanings to enhance vocabulary and writing.
(2biii)
(PICK ANY ONE)
Drop Cap:
A typographic effect where the first letter of a paragraph is enlarged and aligned with the top of the text to add emphasis.
OR
A formatting feature that makes the first letter of a paragraph larger and dropped below the line, often used for decorative or stylistic purposes.
(2biv)
(PICK ANY ONE)
Find and Replace:
A feature that allows users to search for specific words or phrases in a document and replace them with new text automatically.
OR
A function used to locate specific text in a document and automatically substitute it with different text.
=============================
(3a)
(PICK ANY ONE)
A computer keyboard is an input device used to type text, numbers, and commands into a computer. It consists of different keys arranged in a layout and is used to communicate with the computer.
OR
A computer keyboard is a hardware device made up of keys that allows a user to input letters, numbers, symbols, and commands into a computer system.
(3b)
(PICK ANY FOUR)
(i) Alphabet keys
(ii) Number keys
(iii) Function keys
(iv) Control keys
(v) Navigation keys
(vi) Modifier keys
(vii) Special keys
(viii) Arrow keys
(ix) Toggle keys
(3c)
(i) Shift + Delete: Permanently deletes a selected file or item without sending it to the Recycle Bin.
(ii) Alt + F4: Closes the active window or application.
(3d)
(i) Ctrl + A
(ii) Ctrl + F2
=============================
(4)
============================
(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
|
|
