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 C++ Questions

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Q:

How many kinds of classes are there in c++?

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

Explanation:

There are two kinds of classes in c++. They are absolute class and concrete class.

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Q:

How many types of modularization are there in c++?

A) 4 B) 3
C) 1 D) none of these
 
Answer & Explanation Answer: D) none of these

Explanation:

There are two types of modular programming.They are interface and implementation.

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Q:

How do define the user-defined exceptions?

A) inheriting and overriding exception class functionality. B) overriding class functioality.
C) inheriting class functionality D) none of the mentioned
 
Answer & Explanation Answer: A) inheriting and overriding exception class functionality.

Explanation:
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Q:

What is the Standard Template Library?

Answer

A library of container templates approved by the ANSI committee for inclusion in the standard C++ specification. A programmer who then launches into a discussion of the generic programming model, iterators, allocators, algorithms, and such, has a higher than average understanding of the new technology that STL brings to C++ programming

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Q:

Which of the following type of data member can be shared by all instances of its class?

A) Public B) Inherited
C) Static D) None
 
Answer & Explanation Answer: C) Static

Explanation:

Static members are shared by all the instances of the class

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Q:

Which design patterns benefit from the multiple inheritance?

A) Adapter and observer pattern B) Code pattern
C) Glue pattern D) None of these
 
Answer & Explanation Answer: A) Adapter and observer pattern

Explanation:
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Q:

Which of the following is not the member of class?

A) Virtual function B) Static function
C) Friend function D) Const function
 
Answer & Explanation Answer: C) Friend function

Explanation:
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Q:

In which of the following we cannot overload the function?

A) return function B) caller
C) called function D) none of the mentioned
 
Answer & Explanation Answer: A) return function

Explanation:

While overloading the return function, it will rise a error, So we can’t overload the return function.

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