The && and || operators
Compare two numeric values
Combine two numeric values
Compare two Boolean values
Combine two Boolean values
Correct Answer :
C. Compare two Boolean values
Related Questions
Static member functions have file scope.
True
False
Scope resolution operator has the highest precedence.
True
False
cc ___________ option is used only to create object file
-a
-o
-c
none of these
When you overload an arithmetic assignment operator, the result
Goes in the object to the right of the operator
Goes in the object to the left of the operator
Goes in the object of which the operator is a member
Must be returned
A destructor can have a return type.
True
False
The following syntax is valid. void inline gram_ panchayat :: show_gram_ panchayat_info().
True
False
In C++, the stream base class is
iostream
iofstream
ios
stdio
Objects get destroyed in the reverse order as they are created.
True
False
One of the important features of an abstract class is
it need not have any object
it should be used only as a derived class
it need not have any members
none of the above
It is possible to allow non member function access to private members of a class by declaring it as
public
friend
private
not possible
The signature of a function is
The return type
The number and type of arguments
The class of a function
None of the above
The new operator always returns a void pointer.
True
False
Constructor returns void type value.
True
False
The member of a structure can be directly accessed by
->
dot operator
::
>>
What is the output of the following program segment - for(i = 1, j = 0; i < 10; i++) j += i; cout <<i<<"
";
10
20
55
there is an error in the program
Protected members cannot be inherited.
True
False
A base class is inherited by
derived class
inline function
constructor
none of the above
By using protected, one can create class members that are private to their class but
that can not be inherited and accessed by a derived class
that can still be inherited and accessed by a derived class
that can be public
none of the above
In a class, only the member function can access data, which is not accessible to outside. This feature is called:
Data security
Data hiding
Data manipulation
Data definition
iostream is inheried from istream, ostream and ios class.
True
False
Private data members can be accessed
Only from the base class itself
Both from the base class and form its derived classes
From the class which is a friend of the base class
None of the above is correct
Reference to an object behaves like a constant pointer.
True
False
Data objects can be initialized when allocating memory using 'new'.
True
False
A variable defined within a block is visible
From the point of definition onwards in the program
From the point of definition onwards in the function
From the point of definition onwards in the block
Throughout the function
main() returns a value of type
real
char
int
null
Member function cannot be called from within a constructor.
True
False
We can make function inline by using the keyword 'inline'.
True
False
new operator is used
To dynamically allocate storage
To statically allocate storage
To allocate storage for a new variable
None of the above are correct
A destructor can have arguments like constructor.
True
False
Static data member occurs in only class scope.
True
False