Placement Papers - CMC

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CMC Placement Paper (Technical Section)

Posted By : Chandra Mouli Rating : +38, -6

Paper: CMC Placement Paper (Technical Section)

 CMC Technical Questions

1.   what is NFS?
       Ans: Networking File System.

2.   what is BIOS?
     Ans: Basic Input Output System.

3.   What is RPC?
         Ans: Remote procedure Call.

4.   Find shortest Path (graph has given).
Ans:. 45

5.   What is the output ?
       main()
         {
          int i=5;
          if(i>5);
           {
            i=100;
            printf(" %d ",i);
           }
         }
Ans:. 100

6.    On huffman code one question has been given.

7.    No. of comparisions ina merge sort?
Ans:. (2n+1)

8.    Sorting of N elements how many comparisons are  required?
      a.n-1.

9.   One question on selection sort (to find third pass  of give list)

10.   What is a daemon process?

11.   What is the use of fork system call?
Ans. To create child processes.

12.   In CPU scheduling , Non preemptive or pre emptive which one is best?
Ans. Both have negative as well as positive.

13.   DBMS queries (two questions )

14.   If two entities have m, n elements. what is the result of  cross product?
Ans.mn

15.    For every table, IS foreign key mandatory ?
Ans. NO

16.   Three questions on OOPS (Operator over loading, inheritance)

17.    One question on system maintenance.

18.   He has given base address of an array . find the address of given element.

19.   One question on calling main in main.

20.     main()
            {
            int x=32;
            x=x>>6;
            printf("%d",x);
           }
Ans. 0

21.      main()
             {
             int x=5;
            x=x----1;
            printf("%d",x);
           }
Ans.error.

22.     main()
             {
             int x=0xff;
             if(x<<4>>12)
             printf(" ...... ");
            else
             printf(" .... ");
          }

23.      Find number of bytes of a given structure.

24.    On a static variable 5 question have been given.

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