Inautix C C++ Unix and other Technical Questions

Nautix C,C++ & Unix paper:

                   C++ paper:

1. cin is an
   a.function                                                                                                             
   b.object
   c.class.

2. I  con't remember the ques but the ans is Virtual base class

3. what is the use of scope resolution operator?

4. Advantage of inline function?

5. copy constructor is
         ans:call by value.

6. ques on vertual destructor?

7. template one ques?

8. one q' on container class?

C paper

1.  How will u terminate the statement?
         ans: ;

2. select the wrong one
           a.  a+=1;
           b.  a*=2;
           c.  a**=1;(ans)
           d.  a>>=1;

3.  main() 
            {
              int n,i=1;
             switch(n)
                 {
                   case 1:
                         some stuff;
                  case 2:
                            some stuff;
                 default:
                           i=10;
                 }
                   printf("i=%d",i); 
                 }
            what will be value of i;
            ans:non of the above

4. pick ut the wrong one
          #typedef some stuff
               {
                  ---
                };

5. one q's on do loop?

6. pick the odd one
             a.     malloc
             b.     calloc
             c.     new(ans)

7. char *ptr;
          p=malloc(20);
            How will u de allocate the memory?
           a.  delete.
            b.  free.
         There r about 20 q's in this section rest i am un able to remember?

UNIX paper:

1.  How will u do version maintaince?
   sccs(source code control system)

2. awk $2

3. A program in shell script?                                                                                 
           find the o/p.

4. Which signal u can't catch?
         ans:sigkill

5. Core dump is due to ?
        ans:segmentation fault.

6. Echo "todays date is 'date'";
          o/p = ?

7. process synchronisation is done by ?
             ans:s'phore