java application support interview questions

1. Java Interview Questions for Support Engineers
  • What do -Xmx and -Xms parameters mean? …
  • What is the difference between JVM and JRE? …
  • What is the difference between JVM and JIT? ( …
  • How do you take the heap dump of a Java process? …
  • How do you take a thread dump of a Java process? …
  • What is OutOfMemoryError in Java?

Top 25 Application Support Interview Questions and Answers for 2022

I like human interaction and the satisfaction that comes from helping someone solve a problem. This inspired me to start my career as application support executive.

Application Support is an IT service which is delivered to users within an organization. It enables the IT processes needed to run a successful business.

Crash is one of the common scenarios of application failure. It is caused by an unhandled exception generated in the application. There are two types of information which are widely used to resolve application crash:

I have good enough knowledge to live up to the high demands and need for your organization. I have XYZ years of experience in system modifications and customization.

Support analyst needs to show IT skill around applications and systems. Some most sought technical skills for this job are databases and SQL, and operating system platforms such as UNIX, Solaris, and Windows.

Incident management is the activity to identify, analyze, and right issues to avoid the same occurrence in future. It dealt with either an incident response team or an incident management team.

QMS means quality management system. It documents all the needed information and operational controls. It consists of reporting, monitoring, and training to make sure that company delivers the continuous product.

Level 2 Support – It is technical support for the application or software. They check the flow of the application and can go deep into the issue and fix it if they can if not escalate further. This kind of production support executive should have vast experience on a particular technology platform.

Yes, sometimes I had faced issues regarding old pages being rendered from cache to the user. In such situation, I clear the cache and then try to investigate the cause. Many times these issues happen because of the comparatively high refresh interval. At that time, it is important to reduce the cache refresh interval.

I believe that learning is the key to growth that’s why every professional should do some activities to sharpen his knowledge. I read books, blogs, and articles related to production support.

Basic Java Interview Questions for Freshers

JDK vs JRE vs JVM

JDK JRE JVM
It stands for Java Development Kit. It stands for Java Runtime Environment. It stands for Java Virtual Machine.
It is the tool necessary to compile, document and package Java programs. JRE refers to a runtime environment in which Java bytecode can be executed. It is an abstract machine. It is a specification that provides a run-time environment in which Java bytecode can be executed.
It contains JRE + development tools. It’s an implementation of the JVM which physically exists. JVM follows three notations: Specification, Implementation, and Runtime Instance.

Java Interview Questions and Answers | Edureka

As a Java professional, it is essential to know the right buzzwords, learn the right technologies and prepare the right answers to commonly asked Java Interview Questions. Here’s a definitive list of top Java Interview Questions that will guarantee a breeze-through to the next level.

In case you attended any Java interview recently, or have additional questions beyond what we covered, we encourage you to post them in our QnA Forum. Our expert team will get back to you at the earliest.

So let’s get started with the first set of basic Java Interview Questions.

FAQ

What is Java application support?

A Java support engineer, also known as Java Technical Support Engineer, is responsible for understanding the code and the ability to design technical solutions. They provide optimal solutions for the core problems, code fixes, data adjustments, diagnose and fix operational issues.

What are the interview questions for application support?

Top 14 Application Support Interview Questions and Answers
  • 1) What is Application Support? …
  • 2) Why do you want to do this application support analyst job? …
  • 3) Why do you want to work for our organization? …
  • 4) How do you troubleshoot a crashing application? …
  • 5) What are the important qualities of this job?

What are the basic questions asked in Java interview?

Most Popular Java Interview Questions and Answers
  • Q #1) What is JAVA? …
  • Q #2) What are the features of JAVA? …
  • Q #3) How does Java enable high performance? …
  • Q #4) Name the Java IDE’s? …
  • Q #5) What do you mean by Constructor? …
  • Q #6) What is meant by the Local variable and the Instance variable? …
  • Q #7) What is a Class?

What is Java L2 support?

L2 support personnel’s roles and responsibilities include- ability to analyse the existing design and code for issue resolution, focus on automation in ticket resolution, Maintaining SLA, ability to integrate with the L3 team for bug fixes.

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