Constants vs Variables
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Constants vs Variables

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@BonnyMajesty

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Questions and Answers

Which one of the following statements is true about constants and variables in programming?

  • Constants can be altered during program execution, while variables cannot.
  • Constants cannot be altered during program execution, while variables can. (correct)
  • Constants and variables are the same thing.
  • Constants and variables can both be altered during program execution.

    • What is a constant in programming?

  • A value you type into your program wherever it is needed.
  • A data item whose value can change during program execution.
  • A named constant that is used interchangeably with the term 'constant'.
  • An identifier with a value that cannot be changed during program execution. (correct)

    • What is a variable in programming?

  • A data item whose value cannot change during program execution.
  • An identifier with a value that can change during program execution. (correct)
  • A named constant that is used interchangeably with the term 'variable'.
  • A value you type into your program wherever it is needed.

    • How are constants used in programming?

    <p>As literal constants that are typed into the program wherever they are needed.</p> Signup and view all the answers

    How are variables used in programming?

    <p>As values that can be changed during program execution.</p> Signup and view all the answers

    Which of the following best describes conservation biology?

    <p>The study of protecting species from extinction</p> Signup and view all the answers

    What is the interdisciplinary nature of conservation biology?

    <p>It draws on natural and social sciences</p> Signup and view all the answers

    When did the term 'conservation biology' originate as a new field?

    <p>1978</p> Signup and view all the answers

    Who were the American biologists involved in the convening of the first international conference on research in conservation biology?

    <p>Bruce A. Wilcox and Michael E. Soulé</p> Signup and view all the answers

    What prompted the convening of the first international conference on research in conservation biology?

    <p>Concern over tropical deforestation</p> Signup and view all the answers

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