JAMB - Computer Studies (2024)

  • 1
    Which type of computer functions as a central repository, providing hardware, software, and other resources to multiple clients connected over a network?
     
    Atbilde
    (D)
    Server
  • 2

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

     


     

    Atbilde
    (A)
    Find synonyms and antonyms of words
  • 3
    Which access method is least efficient for data retrieval?
     
    Atbilde
    (B)
    Sequential access
  • 4
    Which application package is used for developing websites?
    Atbilde
    (D)
    Adobe Dreamwaver
  • 5
    Which of the following best describes software?
     
    Atbilde
    (B)
    Logical sequences of coded instructions
  • 6
    Which of the following best describes the SDLC?

     
    Atbilde
    (B)
    A framework for developing information system
  • 7
    Which key on a keyboard is used to access special functions like volume control or brightness?

     
    Atbilde
    (C)
    Function key
  • 8
    Which stage of the SDLC involves evaluating the system to ensure it meets user needs and making necessary adjustments?

     
    Atbilde
    (A)
    Review
  • 9
    What is the relationship between a 'record' and a 'file'?
     
    Atbilde
    (D)
    A file contains multiple records
  • 10
    What was the primary advancement of the EDVAC over the ENIAC?

     
    Atbilde
    (C)
    Stored-Program architecture
  • 11
    What is the term for the unauthorized modification of data within a database by exploiting vulnerabilities in an application's software?
     
    Atbilde
    (B)
    SQL injection
  • 12
    Why is it important to be stable, steady, and patient during program development?
     
    Atbilde
    (B)
    To reduce the likelihood of making errors
  • 13
    What is the purpose of the design phase in program development?



     
    Atbilde
    (C)
    To create a flow chart and algorithm
  • 14
    What type of printer uses toner to print documents?

     
    Atbilde
    (B)
    Laser jet printer
  • 15

    What is the output expression for the circuit shown above?
     

    Atbilde
    (D)
    A B+BC
  • 16
    Microprocessors became widely used in which generation of computers?




     
    Atbilde
    (A)
    Fourth generation
  • 17
    What is a flowchart?


     
    Atbilde
    (A)
    A visual representation of an algorithm, using geometric shapes and symbols to depict the flow of logic.
  • 18
    Which network device provides a central point for connecting devices within a network and manages data traffic between them?



     
    Atbilde
    (C)
    Switch
  • 19
    Which of the following is a cloud storage service?


     
    Atbilde
    (B)
    Drop Box
  • 20

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

     

    Atbilde
    (D)
    Dots Per Inch
  • 21
    What is a common security threat that can compromise your computer files?


     
    Atbilde
    (B)
    Weak passwords are used for user accounts and file access.
  • 22
    Which characteristic of a computer refers to its ability to minimize energy, consumption and resource usage?



     
    Atbilde
    (C)
    Efficiency
  • 23
    Which operation combines multiple files into a single archive file?

     
    Atbilde
    (D)
    Compress
  • 24
    What does the term "formula" refer to in a spreadsheet?
     
    Atbilde
    (C)
    A predefined calculation
  • 25
    What are some key components of an ICT system?

     
    Atbilde
    (D)
    Hardware, software, and networks
  • 26
    Which toolbar in word processing packages provides options for adjusting paragraph alignment, indentation,and spacing.


     
    Atbilde
    (D)
    Formatting Toolbar
  • 27
    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
    e your notes.
    Atbilde
    (D)
    Click on
  • 28
    What is a potential drawback of using high-level programming languages?
     
    Atbilde
    (C)
    High-level languages can sometimes have slower execution speeds due to the abstraction layer.
  • 29
    What type of ICT is used for immersive gaming solutions?
    Atbilde
    (B)
    Virtual Reality (VR) Headset
  • 30
    What does the acronym ISP stand for?

     
    Atbilde
    (B)
    Internet Service Provider
  • 31
    What is the primary purpose of using a query in MS Access?


     
    Atbilde
    (D)
    To visually represent data trends and relationships through charts and graphs.
  • 32
    Which operation combines multiple files into a single archive file?



     
    Atbilde
    (C)
    Compress
  • 33
    What is the advantage of using cell references in formulas compared to entering constant values?



     
    Atbilde
    (D)
    Cell references improve formula accuracy by reducing manual data entry.
  • 34
    Which type of software acts as an intermediary between hardware and applications?

     
    Atbilde
    (A)
    System software
  • 35
    What is the main advantage of using hexadecimal over binary?



     
    Atbilde
    (B)
    Easier to read and write
  • 36
    Which type of attack floods a network or server with excessive traffic to make it unavailable to legitimate users?
     
    Atbilde
    (D)
    Denial-of-service attack
  • 37
    What is the term for an email scam that tries to trick people into giving out personal information?


     
    Atbilde
    (D)
    Phishing
  • 38
    Which type of computer would a small business most likely use for everyday tasks?




     
    Atbilde
    (C)
    Microcomputers
  • 39
    Which of the following is NOT a characteristic of interpreters?

     
    Atbilde
    (D)
    They translate code into machine code at once
  • 40
    Which database organization uses parent-child relationships to organize data in a tree-like structure?




     
    Atbilde
    (C)
    Hierarchical
  • 41

    What is the main purpose of device drivers?
     

     

     

    Atbilde
    (A)
    Manage hardware devices
  • 42
    What distinguishes open-source software from proprietary software?



     
    Atbilde
    (D)
    Open source software allows modification and redistribution, while proprietary software does not.
  • 43
    Which of the following data types is used to represent textual data in computers?


     
    Atbilde
    (C)
    String
  • 44
    What is the function of the motherboard in a computer system?


     
    Atbilde
    (B)
    Connect all hardware components
  • 45
    What does SSD stand for, and what is its primary advantage?


     
    Atbilde
    (D)
    Solid State Drive, faster speed
  • 46
    Which statement is used to skip the execution of the current iteration and start the next iteration in a loop?



     
    Atbilde
    (C)
    Continue statement
  • 47

    What is the key innovation of the Analytical Engine?
     

     


     

    Atbilde
    (C)
    It incorporated the idea of a memory unit to store data and programs.
  • 48
    What is the benefit of using a bulleted or numbered list in your document?

     
    Atbilde
    (D)
    To highlight important points and improve readability by visually separating items.
  • 49
    What are some common criteria used to classify computer files?


     
    Atbilde
    (A)
    File type and content.
  • 50
    What is the advantage of using cell references in formulas compared to entering constant values?
     
    Atbilde
    (A)
    Cell references improve formula accuracy by reducing manual data entry.