jvm

2. JVM
Arun .R. Menon
arunrmenon555@gmail.com
www.facebook.com/arunrmenon
twitter.com/iamarunmenon
in.linkedin.com/in/mearunmenon
+919846629020

3. Disclaimer: This presentation is prepared by trainees of
baabtra as a part of mentoring program. This is not official
document of baabtra –Mentoring Partner
Baabtra-Mentoring Partner is the mentoring division of baabte System Technologies Pvt . Ltd

4. JVM
Java
JAVA VIRTUAL MACHINE ?
JRE ?
JDK ?
JIT ?

5. INTRODUCTION TO JVM
JVM : JAVA VIRTUAL MACHINE
Virtual machine:
gives a program a simplified interface for
interacting with a variety of physical computers and
their operating systems.

6. JAVA VIRTUAL MACHINE
JVM is a software layer which resembles an
hardware platform.
JVM converts Java byte code into machine language
and executes it.
The byte code can be executed on any platform
where there exist JVM.

7. JVM‘s are available for many hardware and
software platforms.
JAVA::"write once, run anywhere”: use of the same byte
code for all JVM’s on all platforms.
JAVA is platform independent.
JVM is platform dependent
JAVA VIRTUAL MACHINE

9. JAVA PROGRAM AT COMPILE TIME AND EXECUTION
TIME

10. JRE
JRE-Java Runtime Environment.
JRE is an implementation of the Java Virtual Machine which
actually executes Java programs.
JRE includes the JVM, Core libraries and other additional
components to run applications written in Java.

11. JDK
JDK-Java Development Kit
JDK is a bundle of software that is used to develop Java
based applications.
Needs more disk space as it contains the JRE along with
various development tools.
JDK includes the JRE, set of API classes, Java compiler, and
additional files needed to write Java applets and applications.

12. JDK-JRE - JVM

13. JIT
JIT : Just In Time Compiler
JIT is a part of the JVM.
JIT compiler helps improve the performance of Java programs.
It compiles parts of the byte code that have similar functionality
at the same time.

14. THANK YOU...

15. Want to learn more about programming or Looking to become a good programmer?
Are you wasting time on searching so many contents online?
Do you want to learn things quickly?
Tired of spending huge amount of money to become a Software professional?
Do an online course
@ baabtra.com
We put industry standards to practice. Our structured, activity based courses are so designed
to make a quick, good software professional out of anybody who holds a passion for coding.

16. Follow us @ twitter.com/baabtra
Like us @ facebook.com/baabtra
Subscribe to us @ youtube.com/baabtra
Become a follower @ slideshare.net/BaabtraMentoringPartner
Connect to us @ in.linkedin.com/in/baabtra
Thanks in advance.
www.baabtra.com | www.massbaab.com |www.baabte.com

17. Contact Us
Emarald Mall (Big Bazar Building)
Mavoor Road, Kozhikode,
Kerala, India.
Ph: + 91 – 495 40 25 550
NC Complex, Near Bus Stand
Mukkam, Kozhikode,
Kerala, India.
Ph: + 91 – 495 40 25 550
Cafit Square,
Hilite Business Park,
Near Pantheerankavu,
Kozhikode
Start up Village
Eranakulam,
Kerala, India.
Email: info@baabtra.com