Mastering Java Keywords

Mastering Java Keywords

12th Grade

15 Qs

quiz-placeholder

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Mastering Java Keywords

Mastering Java Keywords

Assessment

Quiz

Computers

12th Grade

Medium

Created by

Govindharaj I

Used 1+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the four access modifiers in Java?

static, final, synchronized, transient

public, private, static, volatile

public, private, protected, default

private, protected, synchronized, transient

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the difference between public and private access modifiers.

Public members can only be accessed within the class and its subclasses.

Public members are hidden from other classes and can only be accessed by the class itself.

Public members are accessible from anywhere, while private members are only accessible within the class they are declared.

Private members are accessible from anywhere in the program.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the protected access modifier?

To make class members accessible only to the package they belong to.

To allow access to class members from any other class.

To restrict access to class members to the class itself and its subclasses.

To enable access to class members from any subclass regardless of the package.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you create a for loop in Java?

for(int i = 0; i < 10; i++) { print(i); }

for(int i = 0; i < 10; i++) { System.out.println(i); }

for(i = 0; i < 10; i++) { System.out.println(i); }

for(int i = 0; i < 10; i++) System.out.println(i);

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the syntax for a while loop in Java?

while (condition) { // code to be executed }

while (condition) { code to be executed }

while (condition) // code to be executed }

while { condition } // code to be executed

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe the do-while loop and its use case.

The do-while loop is used when the code needs to be executed at least once, regardless of whether the condition is true or false.

The do-while loop executes only if the condition is true.

The do-while loop is used for iterating over arrays.

The do-while loop cannot execute any code if the condition is false.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of a class in Java?

To execute code directly without a main method.

To store data in a static format only.

To manage memory allocation for primitive types.

The main purpose of a class in Java is to define a blueprint for creating objects.

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