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
Correct Answer :
B. the program runs slower
Related Questions
Class is similar to a variable.
True
False
this' is an implicit pointer.
True
False
A function that is called automatically when an object is created is known as
instantiation
function prototype
constructor
structure
The && and || operators
Compare two numeric values
Combine two numeric values
Compare two Boolean values
Combine two Boolean values
cc ___________ option is used only to create object file
-a
-o
-c
none of these
Static data member can be declared as const too.
True
False
Public 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 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
Constructor returns void type value.
True
False
Objects get destroyed in the reverse order as they are created.
True
False
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
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
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
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 base class is inherited by
derived class
inline function
constructor
none of the above
this' pointer has to be used while accessing data members in a member function.
True
False
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
A pure virtual function is a virtual function that has
no definition in its base class
a definition in its base class
a definition in at least one derived class
definition in base class and at least one derived class
A destructor can have a return type.
True
False
When one object initializes another object the following function is invoked
copy constructor
new
instantiation
none of the above
Organizing data with methods that operate on the data and creating a new data type is called encapsulation.
True
False
Static member functions have file scope.
True
False
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++
Friend function have access to the
private and protected members
public members only
private members only
None of the above are correct
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
The new operator always returns a void pointer.
True
False
A destructor can have arguments like constructor.
True
False
Which of the following is not a component of file system
Access method
Auxiliary storage management
Free integrity mechanism
None of the above
Inline functions_____________ call overload.
Increase
Reduce
None of the above are correct
It is possible to allow non member function access to private members of a class by declaring it as
public
friend
private
not possible