Set - 3

Question 36 :

What is JNI ?

Answer :

Java Native Interface.

Question 37 :

What is JRE ?

Answer :

Java Runtime Environment

Question 38 :

What is Just-in-time (JIT) Compiler ?

Answer :

A compiler that converts all of the bytecode into native machine code just as a Java program is run. This results in run-time speed improvements over code that is interpreted by a Java virtual machine.

Question 39 :

What is JVM ?

Answer :

Java Virtual Machine (JVM).

Question 40 :

What is keyword ?

Answer :

Java sets aside words as keywords - these words are reserved by the language itself and therefore are not available as names for variables or methods.