WorksheetsJava Diagnostic Assessment
Total questions: 10
Worksheet time: 5mins
What is Java primarily used for?
Game development
Web development
Mobile applications
All of the above
Who developed the Java programming language?
Microsoft
Oracle Corporation
Sun Microsystems
Which of the following is not a feature of Java?
Platform independence
Object-oriented
Machine-dependent
Secure
What is the file extension for a compiled Java file?
.java
.exe
.class
.py
Which of these is the correct syntax for the main method in Java?
public static void main(String args[])
public void main(String args[])
static public void main(String args[])
Both a and c
What does JVM stand for?
Java Virtual Machine
Java Version Manager
Java Visual Model
Java Virtual Module
What is bytecode in Java?
A compiled Java code that can run on any platform
A machine-level code for the operating system
A runtime error code
A debugging tool
Which of the following is a valid Java variable name?
1variable
$myVariable
my-variable
int
How do you write a single-line comment in Java?
/* comment */
// comment
# comment
Which keyword is used to create a class in Java?
class
new
import
public
