:: is known as
scope resolution operator
global operator
Both (a) & (b)
None of these
Correct Answer :
A. scope resolution operator
Related Questions
The following syntax is valid. void inline gram_ panchayat :: show_gram_ panchayat_info().
True
False
The new operator always returns a void pointer.
True
False
Which of the following is true about const member functions?
const members can be invoked on both const as well as nonconst objects
const members can be invoked only on const objects and not on nonconst objects
nonconst members can be invoked on const objects as well as nonconst objects
none of the above
We can make function inline by using the keyword 'inline'.
True
False
One of the major disadvantage with late binding is
the source code should be made available at compile time
the program runs slower
dynamic variables can not be used in the program
static variables can not be used
The value of 'this' pointer can be changed.
True
False
When one object initializes another object the following function is invoked
copy constructor
new
instantiation
none of the above
:: is known as
scope resolution operator
global operator
Both (a) & (b)
None of these
If class A is friend of class B and if class B is friend of class C, which of the following is true?
Class C is friend of class A
Class A is friend of class C
Class A and Class C do not have any friend relationship
None of the above
Data objects can be initialized when allocating memory using 'new'.
True
False
Static data member occurs in only class scope.
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
Pick out the most appropriate statement
All variables must be declared before they are used
Variables in C++ need not be declared and the type can be assigned dynamically
Variables in C++ can be declared at the end of the program (before the main function terminates)
Variables can not be used explicitly in C++
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 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
Organizing data with methods that operate on the data and creating a new data type is called encapsulation.
True
False
We cannot have the address of a constructor.
True
False
this' is an implicit pointer.
True
False
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
this' pointer has to be used while accessing data members in a member function.
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
A function that is called automatically when an object is destroyed is known as
instantiation
function prototype
constructor
destructor
A constructor cannot be explicitly called.
True
False
An object is an allocated space in memory.
True
False
Protected members cannot be inherited.
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
A normal C++ operator that acts in a special way on newly defined data types is said to be
Glorified
Encapsulated
Classified
Overloaded
The template function declaration specifies
template class
a generic class
exception
identifier
Classes are useful because they
Are removed from memory when not in use
Permit data to be hidden from other classes
Bring together all aspects of an entity in one place
Can closely model objects in the real world
The members of a class can be made private by
declaring them private
by default they are private
by declaring them in the beginning of the program immediately after main()
they are always public