APTITUDE QUESTIONS AND ANSWERS BLUESTAR 1

/*******************section B ********************************/
------------part A     (c and unix, 10 questions were asked)-----------
 1.void main()
  {
   extern int a;
   a=10;
   printf("%d",sizeof(a));
 }
 will
 a. give linker error- a not defined
 b. print 10
 c. give compiler error
ans a;
 2.int a[10];
  a[0]=12;
  a[12]=17;
 printf("%d,%d",a[0],a[12]);
 will compiler show any error?
ans no;
 3.socket() is a
a.system call
b. library function
c.both
d. none
ans b;
4.the parameter of sizeof operatror is
a.data type
b.variable
c.both
d.none
ans c;
5.the argument of switch command is of type
a.character
b.integer
c.both
d.all of the above


6.




----------------part b(c++ ,10 question)
1. differance between pointer and referance 


2.inheritance of a class is  relationship like
a. IS A(answer) 
b. HAS A
c.
d.


3.In c++ differance between structure and class
a.
b.
c.
d.access specifier (answer)


4.default parameter implies 
5.


guidelines: have a command on these topics
virtual functon
multiple inheritance( 2 questions)
operator overloading


------------------------------------