Java Glossary and Core Concepts Quiz

Java Glossary and Core Concepts Quiz

12th Grade

15 Qs

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Java Glossary and Core Concepts Quiz

Assessment

Quiz

Computers

12th Grade

Medium

Created by

Joe Cusack

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

To declare a class or method that must be inherited and cannot be instantiated directly

To create a new instance of a class

To declare a final method that cannot be overridden

To initialize a static method

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does 'API' stand for?

Application Programming Interface

Application Protocol Interface

Automatic Programming Input

Array Programming Interface

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an 'array' in Java?

A resizable collection of objects

A dynamic collection of different data types

A method to iterate over collections

A fixed-size collection of data of the same type

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the 'boolean' type represent?

A type of loop

A true or false value

A character type

A numeric value

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is 'bytecode'?

A tool for Java code optimization

A high-level object-oriented code

The instruction set for the Java Virtual Machine

A type of Java variable

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is 'casting' in Java?

Removing a value from memory

Creating an instance of a class

Changing the value of a variable

Converting a variable from one type to another

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does 'char' keyword define?

A type of loop

A sequence of characters

A floating point number

A single character

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