30 Questions
Which command can be used to check if Java is installed on a Windows PC?
java --version
Where can you download Java from?
Java SE – Downloads | Oracle Technology Network
Which file format should be downloaded for Windows installation?
.exe
Which file format should be downloaded for macOS installation?
.dmg
What is the first step in Java installation?
Downloading the JDK
Which command can be used to verify Java installation on a Windows PC?
java --version
Which user can install the JDK on a Linux system?
Root user
What should you do if the downloaded file size does not match the size mentioned on the site?
Try downloading the file again
Which command can be used to check if Java is installed on a Linux system?
java -version
Which command can be used to check if Java is installed on a macOS?
java --version
Which of the following is the full form of IDE?
Integrated Development Environment
What does an IDE do?
It makes typing and understanding code faster and easier
Which IDE is commonly used for Java?
Eclipse
What can you do if you face problems during IDE installation?
Refer to videos or install guide
What is an alternative to using an IDE for writing codes?
Notebook
What is the name of the first program you should write in Java?
Hello World Program
How do you run a Java program in Eclipse?
Click on the run icon in the IDE
How do you compile a Java program written in Notepad?
Open the terminal and type 'javac
What is the output of the Hello World program?
Hello World
What will you learn in the next article?
Basics of Java programming
Which step is necessary to set the JDK path in Windows?
Double click on the 'Path' under System Variables and add the copied path.
Which command is used to install the JDK in Linux from a.tar.gz file?
$ tar zxvf jdk-13.interim.update.patch_linux-x64_bin.tar.gz
Which command is used to install the JDK in Linux from a.rpm file?
$ rpm -ivh jdk-13.interim.update.patch_linux-x64_bin.rpm
What is the purpose of the 'jdk/conf' folder in the Java installation?
To contain all the configuration files intended to be edited by developers, deployers, and end-users.
What is the purpose of the 'jdk/lib' folder in the Java installation?
To contain private implementation details of the runtime system.
What is the purpose of the 'jdk/jmods' folder in the Java installation?
To contain all the compiled module definitions.
What is the purpose of the 'jdk/legal' folder in the Java installation?
To contain all the copyright and license files for each module.
What is the purpose of the 'jdk/include' folder in the Java installation?
To contain the C-language header files that support native-code programming.
What should you do after installing Java in macOS?
Delete the.dmg file to save disc space.
Where should you write your Java program after installing Java?
In the JDK/bin folder.
Test your knowledge on Java installation and programming with this quiz. Learn about the steps involved in downloading and verifying the JDK, and get ready to write your first Java program.
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