26 .
What is the output of this program ?

#include <`iostream`>    (Please neglect `` this signs)
using namespace std;
int main()
{
int a = 5, b = 6, c, d;
c = a, b;
d = (a, b);
cout << c << << d;
return 0;
}
A.5 4
B. 5 6
C. 6 5
D.6 7
View AnswerAns: 5 6
27 .
Pick out the correct statement
A.Preincrement is faster than postincrement.
B. postincrement is faster than preincrement.
C. Both a & b
D.None of the mentioned
View AnswerAns: Preincrement is faster than postincrement.
28 .
What is the use of checked iterators ?
A.Overwrite the bounds of your container
B. It will check the list value
C. Not allow you to overwrite the bounds of your container
D.None of the mentioned
View AnswerAns: Not allow you to overwrite the bounds of your container
29 .
What will happen if the iterator is unchecked ?
A.Arising of compiler warnings
B. Unchecked behavior on program
C. Nothing will execute
D.Both a & b
View AnswerAns: Both a & b
30 .
What is meant by garbage collection ?
A.Form of manual memory management
B. Form of automatic memory management
C. Used to replace the variables
D.None of the mentioned
View AnswerAns: Form of automatic memory management