MCQ Collection
Computer Basics MCQs
Practice Computer Basics questions with answers and explanations.
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Correct Answer: D. file extension
Explanation:
file extension is the term that matches the description: the suffix that commonly indicates a file type
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Correct Answer: C. presentation software
Explanation:
presentation software is the term that matches the description: software used to create slide-based visual presentations
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Correct Answer: D. a long, unique and hard-to-guess authentication secret
Explanation:
strong password refers to a long, unique and hard-to-guess authentication secret
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Correct Answer: B. temporary storage for deleted files on many desktop systems
Explanation:
recycle bin refers to temporary storage for deleted files on many desktop systems
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Correct Answer: B. a separate copy of data used for recovery
Explanation:
backup refers to a separate copy of data used for recovery
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Correct Answer: A. software that manages hardware and provides services to applications
Explanation:
operating system refers to software that manages hardware and provides services to applications
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Correct Answer: A. two-factor authentication
Explanation:
two-factor authentication is the term that matches the description: login verification using two different factors
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Correct Answer: A. encryption
Explanation:
encryption is the term that matches the description: the transformation of readable data into protected coded form
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Correct Answer: C. a network covering a limited local area
Explanation:
LAN refers to a network covering a limited local area
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Correct Answer: B. firewall
Explanation:
firewall is the term that matches the description: a control that filters network traffic according to rules
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Correct Answer: B. the component that executes program instructions
Explanation:
CPU refers to the component that executes program instructions
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Correct Answer: A. cell reference
Explanation:
cell reference is the term that matches the description: the address of a spreadsheet cell such as A1
