2024 JAMB Computer Studies Past Questions & Answers

Question 1

Which of the following best describes the SDLC?

Accepted Answer

B. A framework for developing information system

Answer

A. A programming language for system development

Answer

C. A methodoloy for software debugging

Answer

D. A hardware configuration protocol

Question 2

What are some common criteria used to classify computer files?

Accepted Answer

A. File type and content.

Answer

B. Operating system compatibility and hardware requirements.

Answer

C. File size and creation date only.

Answer

D. Font style and color used within the document itself.

Question 3

What is a potential drawback of using high-level programming languages?

Accepted Answer

C. High-level languages can sometimes have slower execution speeds due to the abstraction layer.

Answer

A. High-level languages provide a wider range of built-in functionalities.

Answer

B. High-level languages are often more efficient than low-level languages.

Answer

D. High-level languages require a deeper understanding of computer architecture.

Question 4

Why is it important to be stable, steady, and patient during program development?

Accepted Answer

B. To reduce the likelihood of making errors

Answer

A. To avoid using debugging tools

Answer

C. To ensure the program is written quickly

Answer

D. To make the program more complex

Question 5

Which characteristic of a computer refers to its ability to minimize energy, consumption and resource usage?

Accepted Answer

C. Efficiency

Answer

A. Versatility

Answer

B. Speed

Answer

D. Reliability

Question 6

Which key on a keyboard is used to access special functions like volume control or brightness?

Accepted Answer

C. Function key

Answer

A. Alphabetic key

Answer

B. Numeric key

Answer

D. Cursor key

Question 7

What is the purpose of the design phase in program development?

Accepted Answer

C. To create a flow chart and algorithm

Answer

A. To provide program documentation

Answer

B. To test the program

Answer

D. To write the source code

Question 8

What distinguishes open-source software from proprietary software?

Accepted Answer

D. Open source software allows modification and redistribution, while proprietary software does not.

Answer

A. Open source software is free, while proprietary software requires purchase.

Answer

B. Open-source software is more secure than proprietary software.

Answer

C. Open-source software is more secure than proprietary software.

Question 9

Which access method is least efficient for data retrieval?

Accepted Answer

B. Sequential access

Answer

A. Direct access

Answer

C. Indexed access

Answer

D. Random Access

Question 10

Microprocessors became widely used in which generation of computers?

Accepted Answer

A. Fourth generation

Answer

B. Second generation

Answer

C. Fifth generation

Answer

D. Third generation

Question 11

Which toolbar in word processing packages provides options for adjusting paragraph alignment, indentation,and spacing.

Accepted Answer

D. Formatting Toolbar

Answer

A. Review Toolbar

Answer

B. Insert Toolbar

Answer

C. View Toolbar

Question 12

What does SSD stand for, and what is its primary advantage?

Accepted Answer

D. Solid State Drive, faster speed

Answer

A. Super Speed Disk, larger capacity

Answer

B. Secure Storage Device, better security

Answer

C. Simple Storage Disk, ease of use

Question 13

Which application package is used for developing websites?

Accepted Answer

D. Adobe Dreamwaver

Answer

A. Microsoft PowerPoint

Answer

B. Microsoft Excel

Answer

C. Figma

Question 14

What is the benefit of using a bulleted or numbered list in your document?

Accepted Answer

D. To highlight important points and improve readability by visually separating items.

Answer

A. To automatically insert page breaks after each list item, forcing them onto separate pages.

Answer

B. To automatically change the font style and size of the text within the list.

Answer

C. To add decorative borders and background colors to specific sections of your document.

Question 15

Which type of attack floods a network or server with excessive traffic to make it unavailable to legitimate users?

Accepted Answer

D. Denial-of-service attack

Answer

A. Man-in-the-middle attack

Answer

B. Phishing attack

Answer

C. SQL injection attack

Question 16

Which type of software acts as an intermediary between hardware and applications?

Accepted Answer

A. System software

Answer

B. Application software

Answer

C. Firmware

Answer

D. Middleware

Question 17

What is the advantage of using cell references in formulas compared to entering constant values?

Accepted Answer

D. Cell references improve formula accuracy by reducing manual data entry.

Answer

A. Cell references make formulas more complex and difficult to understand.

Answer

B. Cell references are only necessary for complex formulas with multiple functions.

Answer

C. Cell references are only necessary for complex formulas with multiple functions.

Question 18

In graphic design, what does the term DPI stand for?

Accepted Answer

D. Dots Per Inch

Answer

A. Digital Processing Interface

Answer

B. Data Process Indicator

Answer

C. Digital Picture Index

Question 19

What does the acronym ISP stand for?

Accepted Answer

B. Internet Service Provider

Answer

A. Internet Search Protocol

Answer

C. International Service Provider

Answer

D. Internet Security Protocol

Question 20

Which of the following is a cloud storage service?

Accepted Answer

B. Drop Box

Answer

A. Yandex

Answer

C. DuckDuckGo

Answer

D. Adobe XD

Question 21

Which network device provides a central point for connecting devices within a network and manages data traffic between them?

Accepted Answer

C. Switch

Answer

A. Router

Answer

B. Modem

Answer

D. Hub

Question 22

What is the relationship between a 'record' and a 'file'?

Accepted Answer

D. A file contains multiple records

Answer

A. A record contains multiple files

Answer

B. A file is a type of record

Answer

C. o A record and a file are the same

Question 23

Which type of computer functions as a central repository, providing hardware, software, and other resources to multiple clients connected over a network?

Accepted Answer

D. Server

Answer

A. Workstation

Answer

B. Mainframe

Answer

C. Supercomputer

Question 24

What is the main purpose of device drivers?

Accepted Answer

A. Manage hardware devices

Answer

B. Run applications

Answer

C. Provide internet security

Answer

D. Run applications

Question 25

Which of the following best describes software?

Accepted Answer

B. Logical sequences of coded instructions

Answer

A. Elements used for data transmission

Answer

C. Systems that control data flow

Answer

D. Tangible components of a computer

Question 26

Which of the following is NOT a characteristic of interpreters?

Accepted Answer

D. They translate code into machine code at once

Answer

A. They are generally slower than compilers.

Answer

B. They provide immediate error detection.

Answer

C. They execute code line by line.

Question 27

Which type of computer would a small business most likely use for everyday tasks?

Accepted Answer

C. Microcomputers

Answer

A. Minicomputers

Answer

B. Mainframe computers

Answer

D. Supercomputers

Question 28

What does the 'Thesaurus' feature in word processing packages help users with?

Accepted Answer

A. Find synonyms and antonyms of words

Answer

B. Check document statistics

Answer

C. Insert citations

Answer

D. Create a table of contents

Question 29

Which stage of the SDLC involves evaluating the system to ensure it meets user needs and making necessary adjustments?

Accepted Answer

A. Review

Answer

B. Implementation

Answer

C. Analysis

Answer

D. Design

Question 30

What is a common security threat that can compromise your computer files?

Accepted Answer

B. Weak passwords are used for user accounts and file access.

Answer

A. Incompatibility with different operating systems.

Answer

C. Outdated software versions.

Answer

D. Physical damage to your computer hardvvare

Question 31

What type of printer uses toner to print documents?

Accepted Answer

B. Laser jet printer

Answer

A. Inkjet printer

Answer

C. Thermal Printer

Answer

D. Dot Matrix Printer

Question 32

What type of ICT is used for immersive gaming solutions?

Accepted Answer

B. Virtual Reality (VR) Headset

Answer

A. Portable Entertainment Device (PED)

Answer

C. 360 degree Panoramic Viewer

Answer

D. Augmented Reality (AR) Visor

Question 33

What is the key innovation of the Analytical Engine?

Accepted Answer

D. It employed punch cards for inputting instructions and data.

Answer

A. It utilized a steam-powered mechanism for calculations.

Answer

B. It introduced the concept of a central pmcessing unit (CPU) for calculations.

Answer

C. It incorporated the idea of a memory unit to store data and programs.

Question 34

When data is organized, processed, and presented in a meaningful context, it becomes:

Accepted Answer

A. Information

Answer

B. Structured Query Language

Answer

C. Metadata

Answer

D. Fact

Question 35

What is the main advantage of using hexadecimal over binary?

Accepted Answer

B. Easier to read and write

Answer

A. Compatible with octal

Answer

C. Provides higher precision

Answer

D. Requires more digits

Question 36

What is the function of the motherboard in a computer system?

Accepted Answer

B. Connect all hardware components

Answer

A. Store data

Answer

C. Perform calculations

Answer

D. Provide internet access

Question 37

Which operation combines multiple files into a single archive file?

Accepted Answer

D. Compress

Answer

A. Copy

Answer

B. Move

Answer

C. Delete

Question 38

What does the '%' operator represent in programming languages?

Accepted Answer

B. Modulus

Answer

A. Assignment

Answer

C. Concatenation

Answer

D. Exponentiation

Question 39

What is the term for an email scam that tries to trick people into giving out personal information?

Accepted Answer

D. Phishing

Answer

A. Cracking

Answer

B. Spoofing

Answer

C. Hacking

Question 40

What is a flowchart?

Accepted Answer

A. A visual representation of an algorithm, using geometric shapes and symbols to depict the flow of logic.

Answer

B. A collection of data tables used to organize and analyze information.

Answer

C. A written explanation of the thought process behind solving a problem, without a visual representation.

Answer

D. A complex code snippet written in a specific programming language.

Question 41

Which database organization uses parent-child relationships to organize data in a tree-like structure?

Accepted Answer

C. Hierarchical

Answer

A. Relational

Answer

B. Network

Answer

D. Object oriented

Question 42

What does the term "formula" refer to in a spreadsheet?

Accepted Answer

C. A predefined calculation

Answer

A. A graph representation

Answer

B. A predefined layout

Answer

D. A text formatting rule

Question 43

What was the primary advancement of the EDVAC over the ENIAC?

Accepted Answer

C. Stored-Program architecture

Answer

A. Use of Vacuum tubes

Answer

B. Smaller size

Answer

D. Faster computation speeds

Question 44

What is the primary purpose of using a query in MS Access?

Accepted Answer

C. To retrieve specific data from one or more tables based on defined criteria, allowing for filtering and sorting of information.

Answer

A. To create a user-friendly interface for entering editing and displaying data in the database.

Answer

B. To define the overall structure of the tables and their relationships within the database.

Answer

D. To visually represent data trends and relationships through charts and graphs.

Question 45

Which of the following data types is used to represent textual data in computers?

Accepted Answer

C. String

Answer

A. Float

Answer

B. Integer

Answer

D. Boolean

Question 46

What are some key components of an ICT system?

Accepted Answer

D. Hardware, software, and networks

Answer

A. Printers, paper, and pens

Answer

B. Books, libraries, and classrooms

Answer

C. Televisions, radios, and telephones

Question 47

Which statement is used to skip the execution of the current iteration and start the next iteration in a loop?

Accepted Answer

C. Continue statement

Answer

A. Jump statement

Answer

B. Skip statement

Answer

D. Next statement

Question 48

How can you add speaker notes to a PowerPoint slide? You can add speaker notes by clicking on "View" and then selecting "Notes Page" to open the notes pane where you can edit your notes.

Accepted Answer

B. Click on Notes Page view

Answer

A. Click on Slide Sorter view

Answer

C. Click on Presenter view

Answer

D. Click on Reading view

Question 49

What is the term for the unauthorized modification of data within a database by exploiting vulnerabilities in an application's software?

Accepted Answer

B. SQL injection

Answer

A. Ransomware

Answer

C. Spoofing

Answer

D. Phishing

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