Computer Studies past questions: JAMB UTME 2024

50 objective questions, with answers. Free to read and practise.

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50 questions, one at a time, marked as you go or at the end. No account needed.

1.
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.
1. A.Click on Slide Sorter view
2. B.Click on Notes Page view
3. C.Click on Presenter view
4. D.Click on Reading view
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Answer: B Click on Notes Page view
2.
In graphic design, what does the term DPI stand for?
1. A.Digital Processing Interface
2. B.Data Process Indicator
3. C.Digital Picture Index
4. D.Dots Per Inch
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Answer: D Dots Per Inch
3.
Microprocessors became widely used in which generation of computers?
1. A.Fourth generation
2. B.Second generation
3. C.Fifth generation
4. D.Third generation
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Answer: A Fourth generation
4.
What are some common criteria used to classify computer files?
1. A.File type and content.
2. B.Operating system compatibility and hardware requirements.
3. C.File size and creation date only.
4. D.Font style and color used within the document itself.
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Answer: A File type and content.
5.
What are some key components of an ICT system?
1. A.Printers, paper, and pens
2. B.Books, libraries, and classrooms
3. C.Televisions, radios, and telephones
4. D.Hardware, software, and networks
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Answer: D Hardware, software, and networks
6.
What distinguishes open-source software from proprietary software?
1. A.Open source software is free, while proprietary software requires purchase.
2. B.Open-source software is more secure than proprietary software.
3. C.Open-source software is more secure than proprietary software.
4. D.Open source software allows modification and redistribution, while proprietary software does not.
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Answer: D Open source software allows modification and redistribution, while proprietary software does not.
7.
What does SSD stand for, and what is its primary advantage?
1. A.Super Speed Disk, larger capacity
2. B.Secure Storage Device, better security
3. C.Simple Storage Disk, ease of use
4. D.Solid State Drive, faster speed
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Answer: D Solid State Drive, faster speed
8.
What does the '%' operator represent in programming languages?
1. A.Assignment
2. B.Modulus
3. C.Concatenation
4. D.Exponentiation
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Answer: B Modulus
9.
What does the 'Thesaurus' feature in word processing packages help users with?
1. A.Find synonyms and antonyms of words
2. B.Check document statistics
3. C.Insert citations
4. D.Create a table of contents
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Answer: A Find synonyms and antonyms of words
10.
What does the acronym ISP stand for?
1. A.Internet Search Protocol
2. B.Internet Service Provider
3. C.International Service Provider
4. D.Internet Security Protocol
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Answer: B Internet Service Provider
11.
What does the term "formula" refer to in a spreadsheet?
1. A.A graph representation
2. B.A predefined layout
3. C.A predefined calculation
4. D.A text formatting rule
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Answer: C A predefined calculation
12.
What is a common security threat that can compromise your computer files?
1. A.Incompatibility with different operating systems
2. B.Weak passwords are used for user accounts and file access
3. C.Outdated software versions
4. D.Physical damage to your computer hardvvare
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Answer: B Weak passwords are used for user accounts and file access
13.
What is a flowchart?
1. A.A visual representation of an algorithm, using geometric shapes and symbols to depict the flow of logic.
2. B.A collection of data tables used to organize and analyze information.
3. C.A written explanation of the thought process behind solving a problem, without a visual representation.
4. D.A complex code snippet written in a specific programming language.
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Answer: A A visual representation of an algorithm, using geometric shapes and symbols to depict the flow of logic.
14.
What is a potential drawback of using high-level programming languages?
1. A.High-level languages provide a wider range of built-in functionalities.
2. B.High-level languages are often more efficient than low-level languages.
3. C.High-level languages can sometimes have slower execution speeds due to the abstraction layer.
4. D.High-level languages require a deeper understanding of computer architecture.
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Answer: C High-level languages can sometimes have slower execution speeds due to the abstraction layer.
15.
What is the advantage of using cell references in formulas compared to entering constant values?
1. A.Cell references improve formula accuracy by reducing manual data entry.
2. B.Cell references make formulas less flexible and adaptable to changes.
3. C.Cell references make formulas more complex and difficult to understand.
4. D.Cell references are only necessary for complex formulas with multiple functions.
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Answer: A Cell references improve formula accuracy by reducing manual data entry.
16.
What is the benefit of using a bulleted or numbered list in your document?
1. A.To automatically insert page breaks after each list item, forcing them onto separate pages.
2. B.To automatically change the font style and size of the text within the list.
3. C.To add decorative borders and background colors to specific sections of your document.
4. D.To highlight important points and improve readability by visually separating items.
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Answer: D To highlight important points and improve readability by visually separating items.
17.
What is the function of the motherboard in a computer system?
1. A.Store data
2. B.Connect all hardware components
3. C.Perform calculations
4. D.Provide internet access
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Answer: B Connect all hardware components
18.
What is the key innovation of the Analytical Engine?
1. A.It utilized a steam-powered mechanism for calculations.
2. B.It introduced the concept of a central pmcessing unit (CPU) for calculations.
3. C.It incorporated the idea of a memory unit to store data and programs.
4. D.It employed punch cards for inputting instructions and data.
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Answer: C It incorporated the idea of a memory unit to store data and programs.
19.
What is the main advantage of using hexadecimal over binary?
1. A.Compatible with octal
2. B.Easier to read and write
3. C.Provides higher precision
4. D.Requires more digits
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Answer: B Easier to read and write
20.
What is the main purpose of device drivers?
1. A.Manage hardware devices
2. B.Run applications
3. C.Provide internet security
4. D.Run applications
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Answer: A Manage hardware devices
21.
What is the output expression for the circuit shown above?
1. A.ABC+BC
2. B.( A+B )+( B+C )
3. C.AB+AC
4. D.A B+BC
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Answer: D A B+BC
22.
What is the primary purpose of using a query in MS Access?
1. A.To visually represent data trends and relationships through charts and graphs.
2. B.To define the overall structure of the tables and their relationships within the database.
3. C.To retrieve specific data from one or more tables based on defined criteria, allowing for filtering and sorting of information.
4. D.To create a user-friendly interface for entering editing and displaying data in the database.
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Answer: C To retrieve specific data from one or more tables based on defined criteria, allowing for filtering and sorting of information.
23.
What is the purpose of the design phase in program development?
1. A.To provide program documentation
2. B.To test the program
3. C.To create a flow chart and algorithm
4. D.To write the source code
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Answer: C To create a flow chart and algorithm
24.
What is the relationship between a 'record' and a 'file'?
1. A.A record contains multiple files
2. B.A file is a type of record
3. C.o A record and a file are the same
4. D.A file contains multiple records
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Answer: D A file contains multiple records
25.
What is the term for an email scam that tries to trick people into giving out personal information?
1. A.Cracking
2. B.Spoofing
3. C.Hacking
4. D.Phishing
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Answer: D Phishing
26.
What is the term for the unauthorized modification of data within a database by exploiting vulnerabilities in an application's software?
1. A.Ransomware
2. B.SQL injection
3. C.Spoofing
4. D.Phishing
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Answer: B SQL injection
27.
What type of ICT is used for immersive gaming solutions?
1. A.Portable Entertainment Device (PED)
2. B.Virtual Reality (VR) Headset
3. C.360 degree Panoramic Viewer
4. D.Augmented Reality (AR) Visor
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Answer: B Virtual Reality (VR) Headset
28.
What type of printer uses toner to print documents?
1. A.Inkjet printer
2. B.Laser jet printer
3. C.Thermal Printer
4. D.Dot Matrix Printer
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Answer: B Laser jet printer
29.
What was the primary advancement of the EDVAC over the ENIAC?
1. A.Use of Vacuum tubes
2. B.Smaller size
3. C.Stored-Program architecture
4. D.Faster computation speeds
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Answer: C Stored-Program architecture
30.
When data is organized, processed, and presented in a meaningful context, it becomes:
1. A.Information
2. B.Structured Query Language
3. C.Metadata
4. D.Fact
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Answer: A Information
31.
Which access method is least efficient for data retrieval?
1. A.Direct access
2. B.Sequential access
3. C.Indexed access
4. D.Random Access
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Answer: B Sequential access
32.
Which application package is used for developing websites?
1. A.Microsoft PowerPoint
2. B.Microsoft Excel
3. C.Figma
4. D.Adobe Dreamwaver
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Answer: D Adobe Dreamwaver
33.
Which characteristic of a computer refers to its ability to minimize energy, consumption and resource usage?
1. A.Versatility
2. B.Speed
3. C.Efficiency
4. D.Reliability
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Answer: C Efficiency
34.
Which database organization uses parent-child relationships to organize data in a tree-like structure?
1. A.Relational
2. B.Network
3. C.Hierarchical
4. D.Object oriented
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Answer: C Hierarchical
35.
Which key on a keyboard is used to access special functions like volume control or brightness?
1. A.Alphabetic key
2. B.Numeric key
3. C.Function key
4. D.Cursor key
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Answer: C Function key
36.
Which network device provides a central point for connecting devices within a network and manages data traffic between them?
1. A.Router
2. B.Modem
3. C.Switch
4. D.Hub
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Answer: C Switch
37.
Which of the following best describes software?
1. A.Elements used for data transmission
2. B.Logical sequences of coded instructions
3. C.Systems that control data flow
4. D.Tangible components of a computer
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Answer: B Logical sequences of coded instructions
38.
Which of the following best describes the SDLC?
1. A.A programming language for system development
2. B.A framework for developing information system
3. C.A methodoloy for software debugging
4. D.A hardware configuration protocol
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Answer: B A framework for developing information system
39.
Which of the following data types is used to represent textual data in computers?
1. A.Float
2. B.Integer
3. C.String
4. D.Boolean
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Answer: C String
40.
Which of the following is a cloud storage service?
1. A.Yandex
2. B.Drop Box
3. C.DuckDuckGo
4. D.Adobe XD
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Answer: B Drop Box
41.
Which of the following is NOT a characteristic of interpreters?
1. A.They are generally slower than compilers
2. B.They provide immediate error detection
3. C.They execute code line by line
4. D.They translate code into machine code at once
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Answer: D They translate code into machine code at once
42.
Which operation combines multiple files into a single archive file?
1. A.Copy
2. B.Move
3. C.Delete
4. D.Compress
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Answer: D Compress
43.
Which stage of the SDLC involves evaluating the system to ensure it meets user needs and making necessary adjustments?
1. A.Review
2. B.Implementation
3. C.Analysis
4. D.Design
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Answer: A Review
44.
Which statement is used to skip the execution of the current iteration and start the next iteration in a loop?
1. A.Jump statement
2. B.Skip statement
3. C.Continue statement
4. D.Next statement
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Answer: C Continue statement
45.
Which toolbar in word processing packages provides options for adjusting paragraph alignment, indentation,and spacing.
1. A.Review Toolbar
2. B.Insert Toolbar
3. C.View Toolbar
4. D.Formatting Toolbar
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Answer: D Formatting Toolbar
46.
Which type of attack floods a network or server with excessive traffic to make it unavailable to legitimate users?
1. A.Man-in-the-middle attack
2. B.Phishing attack
3. C.SQL injection attack
4. D.Denial-of-service attack
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Answer: D Denial-of-service attack
47.
Which type of computer functions as a central repository, providing hardware, software, and other resources to multiple clients connected over a network?
1. A.Workstation
2. B.Mainframe
3. C.Supercomputer
4. D.Server
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Answer: D Server
48.
Which type of computer would a small business most likely use for everyday tasks?
1. A.Minicomputers
2. B.Mainframe computers
3. C.Microcomputers
4. D.Supercomputers
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Answer: C Microcomputers
49.
Which type of software acts as an intermediary between hardware and applications?
1. A.System software
2. B.Application software
3. C.Firmware
4. D.Middleware
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Answer: A System software
50.
Why is it important to be stable, steady, and patient during program development?
1. A.To avoid using debugging tools
2. B.To reduce the likelihood of making errors
3. C.To ensure the program is written quickly
4. D.To make the program more complex
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Answer: B To reduce the likelihood of making errors

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