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What is the correct answer?

4

A function that is called automatically when an object is created is known as

A. instantiation

B. function prototype

C. constructor

D. structure

Correct Answer :

C. constructor


Related Questions

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4

cc ___________ option is used only to create object file

A. -a

B. -o

C. -c

D. none of these

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4

The member of a structure can be accessed through a pointer by

A. ->

B. dot operator

C. ::

D. >>

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4

The library function exit() causes an exit from

A. The loop in which it occurs

B. The block in which it occurs

C. The function in which it occurs

D. The program in which it occurs

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4

Scope resolution operator has the highest precedence.

A. True

B. False

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4

_____________ operator must have one class object

A. +

B. new

C. all

D. None of these

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4

By using protected, one can create class members that are private to their class but

A. that can not be inherited and accessed by a derived class

B. that can still be inherited and accessed by a derived class

C. that can be public

D. none of the above

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4

A variable defined within a block is visible

A. From the point of definition onwards in the program

B. From the point of definition onwards in the function

C. From the point of definition onwards in the block

D. Throughout the function

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4

A copy constructor is used to copy an object member wise to another object of the same class.

A. True

B. False

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4

Delete operator is used

A. To allocate storage

B. To deallocate storage

C. To delete variable name

D. None of the above are correct

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4

The member of a structure can be directly accessed by

A. ->

B. dot operator

C. ::

D. >>

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4

When accessing a structure member, the identifier to the left of the dot operator is the name of

A. Structure member

B. Structure tag

C. Structure variable

D. The keyword struct.

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4

Which of the following is not a component of file system

A. Access method

B. Auxiliary storage management

C. Free integrity mechanism

D. None of the above

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4

A direct access file is:

A. A file in which recoreds are arranged in a way they are inserted in a file

B. A file in which records are arranged in a particular order

C. Files which are stored on a direct access storage medium

D. None of the above

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4

In case of nested class, enclosing class can directly access the private data member of nested class.

A. True

B. False

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4

Which of the following are good reasons to use an object oriented language?

A. You can define your data types

B. Program statements are simpler than in procedural languages.

C. An OO program can be taught to correct its own errors.

D. It's easier to conceptualize an OO program.

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4

The characteristic that data can be manipulated only through member functions that are part of the class is called

A. Encapsulation

B. Data dependency

C. Inheritance

D. Instantiation

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4

_______ argument(s) are passed in case of binary overloaded operators.

A. Two

B. One

C. No

D. None of the above

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4

A pure virtual function is a virtual function that has

A. no definition in its base class

B. a definition in its base class

C. a definition in at least one derived class

D. definition in base class and at least one derived class

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4

Which of the following can legitimately be passed to a function?

A. A constant

B. A variable

C. A structure

D. A header file

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4

Pick out the most appropriate statement from the following

A. references are pointers

B. array of references can be created

C. you can not reference a reference variable

D. all of the above

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4

Class is similar to a variable.

A. True

B. False

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4

If class A is friend of class B and if class B is friend of class C, which of the following is true?

A. Class C is friend of class A

B. Class A is friend of class C

C. Class A and Class C do not have any friend relationship

D. None of the above

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4

A function that is called automatically when an object is destroyed is known as

A. instantiation

B. function prototype

C. constructor

D. destructor

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4

The new operator always returns a void pointer.

A. True

B. False

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4

Reference to an object behaves like a constant pointer.

A. True

B. False

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4

A member function can always access the data

A. In the object of which it is a member

B. In the class of which it is a member

C. In the object of the class of which it is a member

D. In the public part of its class

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4

Data objects can be initialized when allocating memory using 'new'.

A. True

B. False

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4

We cannot have the address of a constructor.

A. True

B. False

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4

We can make function inline by using the keyword 'inline'.

A. True

B. False

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4

this' is an implicit pointer.

A. True

B. False