Java Language Quiz

Java Language Quiz

University

50 Qs

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Java Language Quiz

Java Language Quiz

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

Đức Huy Phạm Minh

Used 1+ times

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50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements about the Java language is true?

Java language is case-sensitive-

Java is not a fully object-oriented language

using a colon to end the command.

The Java code only runs on the Wlndo.vs platform

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of a Java Virtual Machine(JVM)?

It iS used to interpret and execute Java

It is used to write the bytecode into the .class file

It is used to verity and improve performance the of Java programs

All Of the others

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements is used to compile the program.java file?

javac program.java

java -java program.java

javac -c program java

java -j program java

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is a valid keyword in Java?

interface

Include

Float

Integer

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following concepts does not belong to object-oriented programming features?

Cross-platform

Inheritance

Polymorphs m

Encapsulation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a Java feature?

Use of pointers

Ease of learning.

It is a secure language

Independent Platform

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A Java source code will be compiled to the file in which of the following extensions?

.class

-java

.exe

.bat

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