Frequent question: Where should java be installed on Windows?

What folder should I put Java in?

The installed files are typically stored (in Windows) in the folder C:Program FilesJava. Inside this folder should be the folder: jre1.

Should Java be installed on my computer?

At one time, Java was absolutely necessary if you wanted to be able to use your computer for, well, just about everything. Today there is less need for it. A growing number of security experts recommend not installing Java if you don’t already have it, and perhaps even getting rid of it if you do.

Where is my JDK installed?

Start menu > Computer > System Properties > Advanced System Properties. Then open Advanced tab > Environment Variables and in system variable try to find JAVA_HOME. This gives me the jdk folder.

Where is Java EXE located?

The java.exe Executables

Two copies of the java.exe executable are installed. One copy is in the bin directory of the Java RE. The second copy is placed in either C:windowssystem or C:winntsystem32 , depending on the system.

How do I know which Java to download?

Type “java -version” into the Command Prompt, then press Enter on your keyboard. After a moment, your screen should display the information your computer has about Java, including what version you have installed.

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Is Java 1.8 the same as Java 8?

In JDK 8 and JRE 8, the version strings are 1.8 and 1.8. … Here are some examples where the version string is used: java -version (among other information, returns java version “1.8. 0” )

Is Java going away 2020?

Experts in the software development field confirm that Java will remain one of the most widely used programming languages in the world in the near future. … “Languages are hard to change, so Java will continue to lead.

Do I need Java for Windows 10?

No, Java is not routinely needed – some websites may try to make use of it, but even if you did install it I would recommend explicitly denying it to be used on websites.

Does Java slow down your computer?

No. If you’re invoking a Java app (or some Java content on a web-site).. then yeah.. it might.. but it’s going to depend a lot on the specific Java content you’re interacting with.

How do I know if JDK is installed Windows?

Open command prompt and enter “java –version”. If installed version number is displayed. 2. On Windows, Java is usually installed in the directory C:/Program Files/Java.

How do I know if I have JDK or OpenJDK?

You can write a simple bash script to check this out:

  1. Open any text editor (preferrably vim or emacs).
  2. create a file named script.sh (or any name with the . …
  3. paste the following code in it: #!/bin/bash if [[ $(java -version 2>&1) == *”OpenJDK”* ]]; then echo ok; else echo ‘not ok’; fi.
  4. save and exit the editor.
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How do I know if JRE is installed on Windows?

Answer

  1. Open the command prompt. Follow the menu path Start > Programs > Accessories > Command Prompt.
  2. Type: java -version and press Enter on your keyboard. Result: A message similar to the following indicates that Java is installed and you are ready to use MITSIS via the Java Runtime Environment.