ComputingRevision.net

J277 Component 2 Revision Quiz

  • Question 1

    Which type of input validation is commonly used to verify the length of a password or username?

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  • Question 2

    What is the purpose of the sequence structure in a computer program?

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  • Question 3

    What is the inverse of the Boolean value True?

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  • Question 4

    Which of the following is not a common feature of an IDE?

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  • Question 5

    Logic circuit

    Which is the correct Boolean expression for this logic circuit?

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  • Question 6

    What is a prerequisite of a binary search?

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  • Question 7

    What is the purpose of a searching algorithm?

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  • Question 8

    In terms of execution speed, how do programs written in low-level languages typically compare to those written in high-level languages?

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  • Question 9

    Which type of testing takes place when all components are completed?

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  • Question 10

    A system stores UK telephone numbers (e.g. 07321 123456). Which data type should be used?

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