Welcome to the Inbuilt Classes MCQs Page

Dive deep into the fascinating world of Inbuilt Classes with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Inbuilt Classes, a crucial aspect of Object Oriented Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Inbuilt Classes, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Object Oriented Programming.

Check out the MCQs below to embark on an enriching journey through Inbuilt Classes. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Inbuilt Classes. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Inbuilt Classes MCQs | Page 4 of 5

Explore more Topics under Object Oriented Programming

01

OOPs Concept and Features

02

Objects and Classes in OOPs

03

Constructors and Destructors

04

Access Specifiers

05

Class Members

06

Member Functions

07

Inheritance and its Types

08

Exception Handling

09

Objects and Pointers

10

Memory Allocation and Variable Scope

11

Overloading

Q31.

Which is a true statement for object of String class?

Object are immutable

Object are mutable

Object are created only once

Object can’t be created

Discuss

Answer: (a).Object are immutable

Q32.

How to declare an object of class String?

String object_Name = value;

String object_name = new;

String object_name= new value;

String object_name= value new;

Discuss

Answer: (a).String object_Name = value;

Q33.

What does function length do in String class?

Returns length of string including null character

Returns length of string excluding null character

Returns length of substring

Returns size of string in bytes

Discuss

Answer: (b).Returns length of string excluding null character

Q34.

Which is the function to get the character present at a particular index in the string?

char charAt(index);

char charIn(StringName);

char charAt(StringName);

char charIn(index);

Discuss

Answer: (a).char charAt(index);

Q35.

If only one parameter is passed to substring function then __________________

It returns the character at the specified position

It returns the string of length 1 from the specified index

It returns the string from specified index till the end

It returns the string from starting of string till the specified index

Discuss

Answer: (c).It returns the string from specified index till the end

Q36.

If two index are given as argument to substring function then ___________________

String of length equal to sum of two arguments is returned

String starting from first index and of length equal to send argument

String starting from first index and of length equal to sum of two arguments

String starting from first index and ending at second index position

Discuss

Answer: (d).String starting from first index and ending at second index position

Q37.

String class have a concat() function that is used to _____________________

Replace old string by new string

Add two strings

Append one string at end of another string

Remove a string from end of one string

Discuss

Answer: (c).Append one string at end of another string

Q38.

The function lastIndexOf() is used to ___________________

Get the index of last occurrence of specified character in argument

Get the index of first occurrence of specified character in argument

Get the index of last occurrence of first character in string

Get the index of last occurrence of last character of string

Discuss

Answer: (a).Get the index of last occurrence of specified character in argument

Q39.

Function equals() is _______________ and equalIgnoreCase() is _________________

Case Insensitive, case insensitive

Case sensitive, Case insensitive

Case sensitive, case sensitive

Case insensitive, case sensitive

Discuss

Answer: (b).Case sensitive, Case insensitive

Q40.

The compareTo() function is used to ________________

Compare strings value to string object

Compare string value to string value

Compare string object to another string object

Compare string object to another string value

Discuss

Answer: (c).Compare string object to another string object

Page 4 of 5

Welcome to the Inbuilt Classes MCQs Page

Inbuilt Classes MCQs | Page 4 of 5

Explore more Topics under Object Oriented Programming

OOPs Concept and Features

Objects and Classes in OOPs

Constructors and Destructors

Access Specifiers

Class Members

Member Functions

Inheritance and its Types

Exception Handling

Objects and Pointers

Memory Allocation and Variable Scope

Overloading

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