Friend function have access to the
private and protected members
public members only
private members only
None of the above are correct
Correct Answer :
B. public members only
Related Questions
The getch() library function
Returns a character when any key is pressed
Returns a character when ENTER is pressed
Display a character on the screen when a key is pressed
Does not display a character on the screen
Sharing of common information are achieved by the concept of
Virtual copying
Inheritance
Encapsulation
None of these
Friend function have access to the
private and protected members
public members only
private members only
None of the above are correct
A function that is called automatically when an object is destroyed is known as
instantiation
function prototype
constructor
destructor
The new operator always returns a void pointer.
True
False
"[]" Operator is a unary operator.
True
False
this' pointer has to be used while accessing data members in a member function.
True
False
What is the value of Friday in the following - enum days { Monday, Tuesday, Wednesday = -1, Thursday, Friday, Saturday = 6, Sunday}
1
5
0
-3
this' is an implicit pointer.
True
False
Protected data members can be accessed
Only from the base class itself
Both form the base class and from its derived classes
From the class which is friend of the base class
None of the above are correct
The && and || operators
Compare two numeric values
Combine two numeric values
Compare two Boolean values
Combine two Boolean values
It is possible to allow non member function access to private members of a class by declaring it as
public
friend
private
not possible
In C++, the exception handler is invoked with a-
try block
throw exception
catch function
abort()
The break statement causes an exit
Only from the innermost loop
Only from the innermost switch
From all loops and switch
Only from the innermost loops or switch
Overloaded functions
Are a group of functions with the same name
All have the same number and types of arguments
Make life simpler for programmer
May fail unexpectedly due to stress
Inline functions_____________ call overload.
Increase
Reduce
None of the above are correct
The following syntax is valid. void inline gram_ panchayat :: show_gram_ panchayat_info().
True
False
A direct access file is:
A file in which recoreds are arranged in a way they are inserted in a file
A file in which records are arranged in a particular order
Files which are stored on a direct access storage medium
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 C++, identifiers have to be declared at the beginning of the blocks.
True
False
A normal C++ operator that acts in a special way on newly defined data types is said to be
Glorified
Encapsulated
Classified
Overloaded
Operator overloading is
Making C++ operators work with objects
Making C++ operators more then they can handle
Giving new meaning to existing c++ operators
Making new C++ operators
Reference to an object behaves like a constant pointer.
True
False
Which of the following are good reasons to use an object oriented language?
You can define your data types
Program statements are simpler than in procedural languages.
An OO program can be taught to correct its own errors.
It's easier to conceptualize an OO program.
In a for loop with a multi-statement loop body, semicolons should appear following
The for statement itself
The closing brace in a multi-statement loop body
Each statement within the loop body.
The test expression
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
Protected members cannot be inherited.
True
False
ios containes a pointer to streambuf.
True
False
Static data member occurs in only class scope.
True
False
The scope resolution operator is -
::
;
<<
->