Question # 1

An abstract class is useful when

Choose an answer

We do not derive any class from it.

There are multiple paths from one derived class to another.

We do not want to instantiate its object

You want to defer the declaration of the class.

In case of multiple inheritance a derived class inherits,

Choose an answer

Only the public member functions of its base classes

Only the public data members of its base classes

Both public data members and member functions of all its base classes

Data members and member functions of any two base classes

Two important STL associative containers are _______ and _______.

Choose an answer

set,map

sequence,mapping

setmet,multipule

sit,mat

Given the following class class Base{ int Age=33; } How you can improve above class with respect to accessing the field Age?

Choose an answer

Define the variable Age as private

Define the variable Age as protected

Define the variable Age as private and create a get method that returns it and a set method that updates it

Define the variable Age as protected and create a set method that returns it and a get method that updates it

Suppose you create an uninitialized vector as follows: vector evec; After adding the statment, evec.push_back(21); what will happen?

Choose an answer

The following statement will add an element to the start (the back) of evec and will initialize it with the value 21.

The following statement will add an element to the center of evec and will reinitialize it with the value 21.

The following statement will delete an element to the end (the back) of evec and will reinitialize it with the value 21

The following statement will add an element to the end (the back) of evec and initialize it with the value 21.

A template provides a convenient way to make a family of

Choose an answer

variables and data members

functions and classes

classes and exceptions

programs and algorithms

What is true about function templates?

Choose an answer

The compiler generates only one copy of the function template

The compiler generates a copy of function respective to each type of data

The compiler can only generate copy for the int type data

non of the given

Assume a class Derv that is privately derived from class Base. An object of class Derv located in main() can access

Choose an answer

public members of Derv.

protected members of Derv

private members of Derv.

protected members of Base.

Considering the resolution order in which Considering the resolution order in which compiler search for functions in a program; the first priority is given to; the first priority is given to,

Choose an answer

general template

partial specialization

complete specialization

ordinary function

Suppose there is an object of type Person, which of the following can be considered as one of its attributes

Choose an answer

Name

Age

Work()

Both Name and Age

What is true about function templates?

Choose an answer

The compiler generates only one copy of the function template

The compiler generates a copy of function respective to each type of data

The compiler can only generate copy for the int type data

None of the given.

More Classes

Other Links

CS-304 Final Term Exams Preparation Virtual University MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer