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10 Qs

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Assessment

Quiz

Information Technology (IT)

Professional Development

Practice Problem

Medium

Created by

Kyle Ndlovu

Used 1+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What keyword is used to create an object in Java?

create

new

objectify

instance

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does System.out.println("Hello, World!"); do?

It prints 'Hello, World!' to the console.
It deletes 'Hello, World!' from the console.
It saves 'Hello, World!' to a file.
It displays 'Hello, World!' in a popup window.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the 'int' keyword represent in Java?

It defines a string variable.

It represents an integer data type.

It is used for floating-point numbers.

It indicates a boolean value.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the 'public' keyword in Java?

It restricts access to the class.

It allows access from any other class.

It indicates a private variable.

It is used for static methods only.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is NOT a valid Java identifier? (AKA variable name)

_myVariable

$javaRocks

2cool4Java

  • camelCaseIsLife

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the 'void' keyword signify in a method declaration?

It indicates that the method returns no value.

It means the method will return an integer.

It specifies that the method is private.

It allows the method to return multiple values.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the 'for' loop in Java?

It creates an infinite loop.

It defines a new class.

It is used to declare variables.

It executes a block of code a specific number of times.

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