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C String Basics Quiz
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C String Basics Quiz

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Questions and Answers

Which of the following is NOT a valid string in C?

  • "Hello, world!"
  • 'C programming'
  • ""
  • 12345 (correct)

    • What is the maximum length of a string in C?

  • 1024 characters
  • 255 characters
  • There is no maximum length (correct)
  • 512 characters

    • Which function can be used to concatenate two strings in C?

  • strncpy()
  • strncat()
  • strcat() (correct)
  • strcpy()

    • Which of the following is a valid way to declare a string in C?

    <p>char s[] = 'hello';</p> Signup and view all the answers

    What is the result of the following code snippet? char s[] = 'hello'; printf('%c', s[5]);

    <p>It will print a blank space</p> Signup and view all the answers

    Which of the following functions can be used to compare two strings in C?

    <p>strcmp()</p> Signup and view all the answers

    Which of the following is the correct way to declare a 2D array in C?

    <p>int arr[2][2];</p> Signup and view all the answers

    What is the correct way to access an element in a 2D array in C?

    <p>arr[row][col];</p> Signup and view all the answers

    What is the size of a 2D array declared as int arr[3][4]; in C?

    <p>12 elements</p> Signup and view all the answers

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