C++ MCQ-16
Q.91 What will be the result of the expression 13 & 25?
(A) 38 (B) 25
(C) 9 (D) 12
Ans:C
Q.92 Which of the following operator can be overloaded through friend function?
(A) ->
(B) =
(C) ( )
(D) *
Ans:D
Q.93 To access the public function fbase() in the base class, a statement in a derived class function fder() uses the statement.fbase();
(A) fbase();
(B) fder();
(C) base::fbase();
(D) der::fder();
Ans:A
Q.94 If a base class destructor is not virtual, then
(A) It can not have a function body.
(B) It can not be called.
(C) It can not be called when accessed from pointer.
(D) Destructor in derived class can not be called when accessed through a pointer to the base class.
Ans:D
Q.95 Maximum number of template arguments in a function template is
(A) one
(B) two
(C) three
(D) many
Ans:D
Q 96 In access control in a protected derivation, visibility modes will change as follows:
(A) private, public and protected become protected
(B) only public becomes protected.
(C) public and protected become protected.
(D) only private becomes protected.
Ans:C
Q 97 Which of the following statement is valid?
(A) We can create new C++ operators.
(B) We can change the precedence of the C++ operators.
(C) We can change the associativity of the C++ operators.
(D) We can not change operator templates.
Ans:D
Q.98 What will be the output of the following program?
#include<iostream.h>
void main()
{
float x=5,y=2;
int result;
result=x % y;
cout<<result;
}
(A) 1 (B) 1.0
(C) Error message (D) 2.5
Ans:C
Q.99 Which can be passed as an argument to a function?
(A) constant (B) expression
(C) another function (D) all of the above.
Ans:A
Q.100 Member functions, when defined within the class specification:
(A) are always inline.
(B) are not inline.
(C) are inline by default, unless they are too big or too complicated.
(D) are not inline by default.
Ans:A