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Computer and Technology Basics Flashcards

6 cards from real RRB NTPC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Computer and Technology Basics flashcards as text

  1. A firewall in computing is used to:

    Answer: Protect against unauthorized network access

    A firewall monitors and controls incoming and outgoing network traffic to protect against unauthorized access and threats.

  2. What is the function of the 'Recycle Bin' in Windows?

    Answer: Holds deleted files before permanent deletion

    The Recycle Bin temporarily stores deleted files, giving users the option to restore them before permanent deletion.

  3. Which of the following is a search engine?

    Answer: Google

    Google is a search engine that indexes web pages and allows users to search for information online.

  4. What does 'PDF' stand for?

    Answer: Portable Document Format

    PDF stands for Portable Document Format, a file format developed by Adobe to present documents consistently across platforms.

  5. Which of the following represents the correct order of data sizes from smallest to largest?

    Answer: Bit, Byte, Kilobyte, Megabyte

    The correct order is Bit (smallest) → Byte (8 bits) → Kilobyte (1,024 bytes) → Megabyte (1,024 KB).

  6. A 'virus' in computing refers to:

    Answer: Malicious software that replicates and damages systems

    A computer virus is malicious software that attaches itself to files, replicates, and can damage or disrupt computer systems.

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