JDK,JRE,JIT & JVM MCQs

Which component is used to compile, debug and execute java program?

• JVM

• JDK

• JIT

• JRE

Which component is responsible for converting bytecode into machine specific code?

• JVM

• JDK

• JIT

• JRE

Which component is responsible to run java program?

• JRE

• JVM

• JIT

• JDK

Which component is responsible to optimize bytecode to machine code?

• JRE

• JVM

• JDK

• JIT

Which statement is true about java?

• Sequence dependent programming language

• Code dependent programming language

• Platform independent programming language

• Platform dependent programming language

JVM is _____

• code dependent

• code independent

• platform dependent

• platform independent

What is the extension of compiled java classes?

• .class

• .js

• .txt

• .java

Which of the following option leads to the portability and security of Java?

• The applet makes the Java code secure and portable

• Use of exception handling

• Dynamic binding between objects

• Bytecode is executed by JVM

Which of the following is not a Java features?

• Architecture Neutral

• Dynamic

• Use of pointers

• Object-oriented

In which memory a String is stored, when we create a string using new operator?

• Stack

• String memory

• Random storage space

• Heap memory