Identifiers and Keywords in C Programming Quiz
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Questions and Answers

What are keywords in C language?

  • Reserved words with predefined meaning (correct)
  • Words used for comments and documentation
  • Words used for defining user-defined functions
  • Words used for naming variables

    • How many keywords are there in C language?

  • 24
  • 32 (correct)
  • 36
  • 28

    • What is the role of ANSI in standardizing C language?

  • Developed the first C compiler
  • Standardized C language in 1989 (correct)
  • Introduced C language
  • Standardized C language in 1999

    • What is the difference between identifier and keyword in C?

    <p>Identifiers are user-defined names, while keywords are reserved words</p> Signup and view all the answers

    What type of words are identifiers in C?

    <p>User-defined names for variables, functions, etc.</p> Signup and view all the answers

    Study Notes

    Keywords in C Language

    • Keywords in C language are predefined words that have specific meanings and are used to perform specific functions.
    • There are 32 keywords in C language, which are reserved and cannot be used as identifiers.

    ANSI Standardization

    • ANSI (American National Standards Institute) played a crucial role in standardizing the C language.
    • ANSI standardized C language in 1989, which helped to establish a common language syntax and semantics.

    Identifiers vs Keywords

    • Identifiers are user-defined names given to variables, functions, and labels in a C program.
    • Keywords, on the other hand, are predefined words that have specific meanings and cannot be used as identifiers.
    • Identifiers are used to identify and distinguish between different entities in a program, whereas keywords are used to perform specific functions.

    Identifiers in C

    • Identifiers in C are names given to variables, functions, and labels.
    • Identifiers can be composed of letters, digits, and underscores, but must start with a letter or underscore.
    • Identifiers are case-sensitive and are used to declare and access variables, functions, and labels in a C program.

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    Description

    Test your knowledge of identifiers and keywords in the C programming language with this quiz. Learn the differences between identifiers and keywords and solidify your understanding of these fundamental concepts in C programming.

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