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  • Question
  • What would be the equivalent pointer expression for referring the array element a[i][j][k][l]


  • Options
  • A. ((((a+i)+j)+k)+l)
  • B. *(*(*(*(a+i)+j)+k)+l)
  • C. (((a+i)+j)+k+l)
  • D. ((a+i)+j+k+l)

  • Correct Answer
  • *(*(*(*(a+i)+j)+k)+l) 


  • Pointers problems


    Search Results


    • 1. How many bytes are occupied by near, far and huge pointers (DOS)?

    • Options
    • A. near=2 far=4 huge=4
    • B. near=4 far=8 huge=8
    • C. near=2 far=4 huge=8
    • D. near=4 far=4 huge=8
    • Discuss
    • 2. A pointer is

    • Options
    • A. A keyword used to create variables
    • B. A variable that stores address of an instruction
    • C. A variable that stores address of other variable
    • D. All of the above
    • Discuss
    • 3. Can you combine the following two statements into one?
      char *p;
      p = (char*) malloc(100);
      

    • Options
    • A. char p = *malloc(100);
    • B. char *p = (char) malloc(100);
    • C. char *p = (char*)malloc(100);
    • D. char *p = (char *)(malloc*)(100);
    • Discuss
    • 4. If a variable is a pointer to a structure, then which of the following operator is used to access data members of the structure through the pointer variable?

    • Options
    • A. .
    • B. &
    • C. *
    • D. ->
    • Discuss
    • 5. What is (void*)0?

    • Options
    • A. Representation of NULL pointer
    • B. Representation of void pointer
    • C. Error
    • D. None of above
    • Discuss
    • 6. Which of the following function is used to find the first occurrence of a given string in another string?

    • Options
    • A. strchr()
    • B. strrchr()
    • C. strstr()
    • D. strnset()
    • Discuss
    • 7. How will you print \n on the screen?

    • Options
    • A. printf("\n");
    • B. echo "\\n";
    • C. printf('\n');
    • D. printf("\\n");
    • Discuss
    • 8. The library function used to find the last occurrence of a character in a string is

    • Options
    • A. strnstr()
    • B. laststr()
    • C. strrchr()
    • D. strstr()
    • Discuss
    • 9. Which of the following function sets first n characters of a string to a given character?

    • Options
    • A. strinit()
    • B. strnset()
    • C. strset()
    • D. strcset()
    • Discuss
    • 10. If the two strings are identical, then strcmp() function returns

    • Options
    • A. -1
    • B. 1
    • C. 0
    • D. Yes
    • Discuss


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