A function that is called automatically when an object is destroyed is known as
instantiation
function prototype
constructor
destructor
Correct Answer :
D. destructor
Related Questions
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.
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
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
When accessing a structure member, the identifier to the left of the dot operator is the name of
Structure member
Structure tag
Structure variable
The keyword struct.
Delete operator is used
To allocate storage
To deallocate storage
To delete variable name
None of the above are correct
Sharing of common information are achieved by the concept of
Virtual copying
Inheritance
Encapsulation
None of these
By default, C++ uses the following method of passing arguments
Call-by-Reference
Call-by-Value
Call-by-Pointer
None of the above
ios containes a pointer to streambuf.
True
False
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
By default, members cannot be inherited.
True
False
The exception is processed using
unexpected()
perform()
catch()
try()
Inline functions_____________ call overload.
Increase
Reduce
None of the above are correct
When a language has the capacity to produce new data type, it is said to be
Reprehensible
Encapsulated
Overload
Extensible
The binding that binds a function call at run time is called
early binding
run time binding
late binding
linking
The following syntax is valid. void inline gram_ panchayat :: show_gram_ panchayat_info().
True
False
You can read input that consists of multiple lines of text using
The normal cout<< combination
The cin.get() function with one argument
The cin.get() function with two argument
The cin.get() function with three argument
The declaration int **var1; shows that
var1 can not be accessed
var1 is a pointer to a pointer of type int
var1 is a protected data type of integer
this type declaration shows an error
Data objects can be initialized when allocating memory using 'new'.
True
False
Static member functions have file scope.
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
We cannot have the address of a constructor.
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++
We can make function inline by using the keyword 'inline'.
True
False
Pick out the most appropriate statement from the following
references are pointers
array of references can be created
you can not reference a reference variable
all of the above
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
The scope resolution operator is -
::
;
<<
->
The ?: can be used to replace
if-else statement
wild cards
no meaning in C++
returns the value
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
A destructor can have a return type.
True
False
Class members are _______________ by default
Private
protected
public
None of the above are correct