18 Questions
What is the purpose of comments in a Java program?
To provide information to other programmers
What must be the name of the Java file for a class named FirstProgram?
FirstProgram.java
Which method must every Java application contain?
mainMethod
How are single-line comments indicated in Java?
//
What do curly braces {} denote in a Java program?
Beginning and end of a class
Which element represents a sequence of characters in Java?
Strings
What is the first step to download JDK?
Open an internet browser
What does JDK stand for?
Java Development Kit
Where can you find the Java SE downloads page?
What do you need to do after downloading the JDK file?
Set the Path variable
Where can you find the JDK folder after installation?
C:\Program Files\Java\jdk1.8.0_25
Which environment variable needs to be edited to set the Path variable?
$PATH
What is the purpose of setting the Path variable in Java installation?
To define the location of the Java compiler and other executables
What is the next step after creating a source file for a Java program?
Compile the source file to generate the executable program
Why is it important to pay attention to the case when typing a Java program?
The program will not compile if cases are not correct
Which command would you use to run a compiled Java program named 'FirstProgram'?
java FirstProgram
Where should you save your Java source file 'FirstProgram.java' according to the instructions?
In a folder named 'java' in the C drive
What is the purpose of typing 'javac FirstProgram.java' in Command Prompt?
To compile the Java source code file
Learn how to set the Path variable to install Java compiler and compile Java programs. Follow step-by-step instructions to create your first 'Hello World!' application in Java.
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