What is the use of Java Runtime Environment?

Related questions

1. Which JRE will be used while compiling the Java source file?
2. What is the use of JRE?
3. What is JRE JDK and JVM in Java?
4. Can Java program run without JRE?
5. Can we run Java program without JVM?
6. Is Javac part of JVM?
7. Can JRE compile Java code?
8. How do I know if I have Java JDK installed?
9. Is JRE required to run any Java program?
10. Is JDK required on each machine to run a Java program?

Tags

1. #supporting
2. #development
3. #separately
4. #classes
5. #applications
6. #combines
7. #software
8. #downloaded
9. #runtime
10. #machine
11. #libraries
12. #tools
13. #environment
14. #platform
15. #virtual