why we use Runtime.getRuntime().<methos in Runtime class>??

Question

Basically all methods of Runtime class is in Runtime but We use Runtime.getRuntime().<methods present in Runtime classs>???
can we use like //Runtime.exec()????
Explain plzzzz...............

Answer 1

https://docs.oracle.com/javase/7/docs/api/java/lang/Runtime.html#getRuntime()

https://www.tutorialspoint.com/java/lang/java_lang_runtime.htm
it tells your program how to interface with the system in which is running.