C++ Programming Online Test1 preparation for interview

Thank you very much for taking test

Test your caliber

1.Which of the following languages is a subset of C++ language?
C language	Java Language
C# language	B language

2.Which of the following correctly describes C++ language?
Statically typed language	Dynamically typed language
Both of the above	Type-less language

3.Which of the following keyword supports dynamic method resolution?
abstract	Virtual
Dynamic	Typeid

4.Which of the following language is not supported by C++?
Exception Handling	Reflection
Operator Overloading	Namespaces

5.Which of the following language feature is not an access specifier in C++?
public	private
protected	internal

6.What does STL stand for?
Simple Template Library	Standard Template Library
Static Type Library	Single Type-based Library

7.Which of the following is the most common way of implementingC++?
C++ programs are directly compiled into native code by a compiler	C++ programs are first compiled to intermediate code by a compiler and then executed by a virtual machine
C++ programs are interpreted by an interpreter	A C++ editor directly compiles and executes the program

8.What is the implicit pointer that is passed as the first argument for nonstatic member functions?
‘self’ pointer	std::auto_ptr pointer
‘Myself’ pointer	‘this’ pointer

9.If X is the name of the class, what is the correct way to declare copy constructor of X?
X(X arg)	X(X* arg)
X(const X* arg)	X(const X& arg)

10.Which of the following operator cannot be overloaded?
= (assignment operator)	== (equality operator)
–> (rrow operator)	:: (cope resolution operator)

11.How would you read the expression x.y as?
member y of object pointed by x	member y of object x
member x of object y	All of the above

12.Which type of class has only one unique value for all the objects of that same class?
this	Friend
Static	both a & b

13.What is a constructor?
A class automatically called whenever a new object of this class is created.	A class automatically called whenever a new object of this class is destroyed.
A function automatically called whenever a new object of this class is created.	A function automatically called whenever a new object of this class is destroyed.

14.Which operator is used to define a member of a class from outside the class definition itself?
::	:
>>	<<

15.By default, all members of a class have ___________ access for all its members.
Public	Protected
No access	private

16.C++ provides facility to specify that the compiler should match function calls with the correct definition at the run time. This process is called as
Static binding	Dynamic Binding
All of the Above	none

17.Vtables Means _______.
creates a static table per class	creates a static table per object
creates a dynamic table per class	creates a dynamic table per object

18.What is the Difference between struct and class in terms of Access Modifier?
By default all the struct members are private while by default class members are public.	By default all the struct members are protected while by default class members are private.
By default all the struct members are public while by default class members are private.	By default all the struct members are public while by default class members are protected.

19.There is nothing like a virtual constructor of a class.
False	True
All of the above	none

20.What happens when a pointer is deleted twice?
It can abort the program	It can cause a failure
It can cause an error	It can cause a trap