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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:

How many kinds of entities are directly parameterized in c++?

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

Explanation:

C++ allows us to parameterize directly three kinds of entities through templates: types, constants, and templates.

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Q:

What is meant by template specialization?

A) It will have certain data types to be fixed. B) It will make certain data types to be dynamic.
C) Certain data types are invalid D) None of the mentioned
 
Answer & Explanation Answer: A) It will have certain data types to be fixed.

Explanation:

In the template specialization, it will make the template to be specific for some data types.

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Q:

What is a template?

A) A template is a formula for creating a generic class B) A template is used to manipulate the class
C) A template is used for creating the attributes D) none of the mentioned
 
Answer & Explanation Answer: A) A template is a formula for creating a generic class

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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 constructor are there in C++?

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

Explanation:

There are three types of constructor in C++. They are Default constructor, Parameterized constructor, Copy constructor.

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Q:

What does inheriatance allows you to do?

A) create a class B) access methods
C) create a hierarchy of classes D) None of the mentioned
 
Answer & Explanation Answer: C) create a hierarchy of classes

Explanation:
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Q:

How many ways of reusing are there in class hierarchy?

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

Explanation:

Class hierarchies promote reuse in two ways. They are code sharing and interface sharing.

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