Novell Placement Paper 5

  Paper consist of 

• OS : 10 Q 
• C  : 10 Q
• C++:10 Q
• Java : 10 Q

  OS is  compulsory and you can choose any one of these three language

 C++ Questions

1. If there is one class template which has one static member variable  that static variable will belong to 
   a) Every instance of class template will share the same copy of static variable
   b) Every instance of class template will have its own copy of static variable.
   c) Compilation error
   d) Don't remember.

2. What is template specialization ???
   a) define a new template class for a specific data type.
   b)c)d) 

3. How we will overload operator *+= such that
   obj1 *+= obj2;  
     implies that 
   obj1=obj1*(obj1+obj2);
   four choice were there last option was d) it is not possible I checked that option.

4. In C++ what does the operator overloading means.
     a) Giving new meaning to existing C++ operators
     b) defining functionality of existing C++ operator for user define objects.
     c) defining new operators.
     d) don't remember.

5.  what is '>>' in C++
     a) right shift operator and insertion operator depend upon the use
     b) right shift operator and extraction operator depend upon the context use
     c) right shift operator and insertion/extraction operator depend upon the use

6. class A
     {
     int a ,b;
     A() : a(0)
     {
       b=0;}
      };
     if you create obj of this class as A obj;
   a) b will be initialized before a 
   b) a will be initialized before b
   c) both will be initialized together
   d) none of these.

OS Question  (All OS questions were based on basics of UNIX all small -2 commands.)

1. How image of one process can be replaced by other process 
    a) exec

2. How image of one process can be copied to new born process
    a) fork

3. How can you list all the files used by a particular process 

4. How do u create a link of file 

C Questions 

1. int main()
     {
     char *a= "Novell";
     char *b;
     b=malloc(10*sizeof(char));
     memset(b,0,10);
     while(*b++=*a++);
     printf("%s",b);
     return 0;
   }

2.  int main() 
   {
    printf("Hello");
    fork();
    printf("World");
   }