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    Home MCQ examination Jamb Computer-studies 2023

    Computer Studies 2023 Jamb Examination

    Computer Studies 2023 Jamb Examination
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    1...345678

    Question 41

    Which of the following is NOT a high-level programming language?
    Show explanation Expand Question
    Assembly language is a low-level programming language that is closer to machine code, unlike C++, Python, and Java, which are high-level languages.
    Not clear enough?

    Question 42

    What is the first computing machine invented ?
    Show explanation Expand Question
    The abacus is considered the first computing device used for arithmetic calculations, long before the invention of mechanical calculators like Pascal's calculator.
    Not clear enough?

    Question 43

    The default file extension for PowerPoint version 2007 and newer is ?
    Show explanation Expand Question
    PowerPoint 2007 and newer versions use the .pptx extension by default, which is based on the Office Open XML format.
    Not clear enough?

    Question 44

    Which of the following can be used to select the entire document ?
    Show explanation Expand Question
    Ctrl + A is the standard shortcut used to select all content in a document across most software applications.
    Not clear enough?

    Question 45

    Which of the following does not replicate itself in an infected computer?
    Show explanation Expand Question
    A Trojan horse does not replicate itself. It is disguised as legitimate software but performs malicious actions without self-replication, unlike worms and viruses.
    Not clear enough?

    Question 46

    The last cycle of data processing where data and information are preserved for future is called
    Show explanation Expand Question
    Storage is the stage where processed data is saved and preserved for future use, making it accessible when needed.
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    Question 47

    A device that sends and receives printed pages or images over telephone lines by digitizing the material with an internal optical scanner and transmitting the information as electronic signals is a
    Show explanation Expand Question
    A fax machine scans documents and transmits them over telephone lines as electronic signals, allowing the recipient to print the document.
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    Question 48

    The first computer made available for commercial use was
    Show explanation Expand Question
    UNIVAC (Universal Automatic Computer) was the first computer made available for commercial use, providing computing services to businesses and government agencies.
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    Question 49

    An action performed in the GUI operating systems to hide a window but keep the program running in the background is ?
    Show explanation Expand Question
    Minimizing a window hides it from view while allowing the program to continue running in the background.
    Not clear enough?

    Question 50

    What is the shortcut for performing warm booting ?
    Show explanation Expand Question
    Warm booting is restarting the computer without turning off the power. The standard shortcut is Ctrl + Alt + Del.
    Not clear enough?
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