Question # 1

__________, which means if A declares B as its friend it does NOT mean that A can access private data of B. It only means that B can access all data of A.

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Friendship is one way only

Friendship is two way only

NO Friendship between classes

Any kind of friendship

We achieve independence of internal implementation from its external interface through-----------

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Encapsulation

Information Hiding

Abstraction

both encapsulation and information hiding

Which of the following causes run time binding?

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Declaring object of abstract class

Declaring pointer of abstract class

Declaring overridden methods as non-virtual

None of the given

Vectors contain contiguous elements stored as a[an] ___.

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variable

array

function

datatype

What is a class?

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A class is a section of computer memory containing objects.

A class is a section of the hard disk reserved for object oriented programs

A class is the part of an object that contains the variables

A class is a description of a kind of object.

When a variable is define as static in a class then all object of this class,

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Have different copies of this variable

Have same copy of this variable

Can not access this variable

None of given

Consider the code below, class Fred { public: Fred(); ... }; int main() { Fred a[10]; Fred* p = new Fred[10]; ... } Select the best option

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Fred a[10]; calls the default constructor 09 times Fred* p = new Fred[10]; calls the default constructor 10 times

Produce an error

Fred a[10]; calls the default constructor 11 times Fred* p = new Fred[10]; calls the default constructor 11 times

Fred a[10]; calls the default constructor 10 times Fred* p = new Fred[10]; calls the default constructor 10 times

Constant objects cannot change their state,

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True

False

Not Sure

template <> class Vector { } This is an example of partial specialization.

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True

False

Not Sure

Function templates should be used where code and behavior must be identical.

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True

False

Not Sure

A copy constructor is invoked when

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a function do not returns by value.

an argument is passed by value.

a function returns by reference.

an argument is passed by reference

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