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Computer Science MCQs

MCQs on Programming, Networking, Database and OS

23 Questions Subject Test
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Strengthen your knowledge of computer fundamentals, hardware, software, programming, networks, databases and information technology.

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21
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What is social engineering in cybersecurity?

  • A A hardware design technique
  • B Manipulating people into revealing confidential information
  • C A network protocol
  • D A type of encryption
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Which of the following is a feature of OOP?

  • A Global variables only
  • B Encapsulation
  • C Sequential execution only
  • D No reusability
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23
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What is an interpreter?

  • A Translates and executes code line by line
  • B A database tool
  • C Compiles entire code at once
  • D A hardware component
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