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
Correct Answer :
A. Are a group of functions with the same name
Related Questions
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
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
In C++, an identifier must be initialized using constant expression.
True
False
this' pointer has to be used while accessing data members in a member function.
True
False
The following syntax is valid. void inline gram_ panchayat :: show_gram_ panchayat_info().
True
False
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
Reference to an object behaves like a constant pointer.
True
False
We cannot have the address of a constructor.
True
False
The member of a structure can be directly accessed by
->
dot operator
::
>>
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++
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
Inline functions_____________ call overload.
Increase
Reduce
None of the above are correct
The string table in C++ holds the
string constants in your program
program statements in string form
variables whose type is of string
none of the above
A function that is called automatically when an object is created is known as
instantiation
function prototype
constructor
structure
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
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
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
Delete operator is used
To allocate storage
To deallocate storage
To delete variable name
None of the above are correct
cc ___________ option is used only to create object file
-a
-o
-c
none of these
If a friend function is declared inside a class it can access all data members of the class.
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.
A normal C++ operator that acts in a special way on newly defined data types is said to be
Glorified
Encapsulated
Classified
Overloaded
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
In C++, the exception handler is invoked with a-
try block
throw exception
catch function
abort()
In C++, identifiers have to be declared at the beginning of the blocks.
True
False
A member function can always access the data
In the object of which it is a member
In the class of which it is a member
In the object of the class of which it is a member
In the public part of its class
A function that is called automatically when an object is destroyed is known as
instantiation
function prototype
constructor
destructor
Member function cannot be called from within a constructor.
True
False
Sharing of common information are achieved by the concept of
Virtual copying
Inheritance
Encapsulation
None of these
The value of 'this' pointer can be changed.
True
False