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Home C Programming Expressions See What Others Are Saying!
  • Question
  • Which of the following correctly shows the hierarchy of arithmetic operations in C?


  • Options
  • A. / + * -
  • B. * - / +
  • C. + - / *
  • D. / * + -

  • Correct Answer
  • / * + - 

    Explanation
    Simply called as BODMAS (Bracket of Division, Multiplication, Addition and Subtraction).

    How Do I Remember ? BODMAS !

  • B - Brackets first
  • O - Orders (ie Powers and Square Roots, etc.)
  • DM - Division and Multiplication (left-to-right)
  • AS - Addition and Subtraction (left-to-right)

  • More questions

    • 1. Is it necessary that in a function which accepts variable argument list there should be at least be one fixed argument?

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 2. Bitwise can be used to generate a random number.

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 3. A function that receives variable number of arguments should use va_arg() to extract the last argument from the variable argument list.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. Bitwise & can be used to check if more than one bit in a number is on.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. The preprocessor can trap simple errors like missing declarations, nested comments or mismatch of braces.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. It is necessary that a header files should have a .h extension?

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 7. Bitwise | can be used to set multiple bits in number.

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 8. Bitwise & can be used to check if a bit in number is set or not.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. A pointer union CANNOT be created

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 10. What will be the output of the program?
      #include<stdio.h>
      #include<stdlib.h>
      
      int main()
      {
          union test
          {
              int i;
              float f;
              char c;
          };
          union test *t;
          t = (union test *)malloc(sizeof(union test));
          t->f = 10.10f;
          printf("%f", t->f);
          return 0;
      }
      

    • Options
    • A. 10
    • B. Garbage value
    • C. 10.100000
    • D. Error
    • Discuss


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