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  • Question
  • one of elements of a structure can be a pointer to the same structure.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 


  • More questions

    • 1. What will be the content of 'file.c' after executing the following program?
      #include<stdio.h>
      
      int main()
      {
          FILE *fp1, *fp2;
          fp1=fopen("file.c", "w");
          fp2=fopen("file.c", "w");
          fputc('A', fp1);
          fputc('B', fp2);
          fclose(fp1);
          fclose(fp2);
          return 0;
      }
      

    • Options
    • A. B
    • B. A
      B
    • C. B
      B
    • D. Error in opening file 'file1.c'
    • Discuss
    • 2. A preprocessor directive is a message from compiler to a linker.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. Bitwise can be used to perform addition and subtraction.

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 4. Which of the following statements are correct about an if-else statements in a C-program?

      1: Every if-else statement can be replaced by an equivalent statements using   ?: operators
      2: Nested if-else statements are allowed.
      3: Multiple statements in an if block are allowed.
      4: Multiple statements in an else block are allowed.

    • Options
    • A. 1 and 2
    • B. 2 and 3
    • C. 1, 2 and 4
    • D. 2, 3, 4
    • Discuss
    • 5. What will be the output of the program?
      #include<stdio.h>
      
      int addmult(int ii, int jj)
      {
          int kk, ll;
          kk = ii + jj;
          ll = ii * jj;
          return (kk, ll);
      }
      
      int main()
      {
          int i=3, j=4, k, l;
          k = addmult(i, j);
          l = addmult(i, j);
          printf("%d, %d\n", k, l);
          return 0;
      }

    • Options
    • A. 12, 12
    • B. 7, 7
    • C. 7, 12
    • D. 12, 7
    • Discuss
    • 6. What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          int i;
          char c;
          for(i=1; i<=5; i++)
          {
              scanf("%c", &c); /* given input is 'a' */
              printf("%c", c);
              ungetc(c, stdin);
          }
          return 0;
      }
      

    • Options
    • A. aaaa
    • B. aaaaa
    • C. Garbage value.
    • D. Error in ungetc statement.
    • Discuss
    • 7. What will be the output of the program?
      #include<stdio.h>
      int check(int);
      int main()
      {
          int i=45, c;
          c = check(i);
          printf("%d\n", c);
          return 0;
      }
      int check(int ch)
      {
          if(ch >= 45)
              return 100;
          else
              return 10;
      }
      

    • Options
    • A. 100
    • B. 10
    • C. 1
    • D. 0
    • Discuss
    • 8. Point out the error, if any in the for loop.
      #include<stdio.h>
      int main()
      {
          int i=1;
          for(;;)
          {
              printf("%d\n", i++);
              if(i>10)
                 break;
          }
          return 0;
      }
      

    • Options
    • A. There should be a condition in the for loop
    • B. The two semicolons should be dropped
    • C. The for loop should be replaced with while loop.
    • D. No error
    • Discuss
    • 9. What will be the output of the program?
      #include<stdio.h>
      int main()
      {
          float a=0.7;
          if(a < 0.7)
              printf("C\n");
          else
              printf("C++\n");
          return 0;
      }
      

    • Options
    • A. C
    • B. C++
    • C. Compiler error
    • D. Non of above
    • Discuss
    • 10. Assuming, integer is 2 byte, What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          printf("%x\n", -2<<2);
          return 0;
      }
      

    • Options
    • A. ffff
    • B. 0  
    • C. fff8
    • D. Error
    • Discuss


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