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Apache Tomcat Online Test

Topics Covered

  • JDBC
  • Deployment
  • Administration
  • Logging
  • Security

Useful for hiring

  • Apache Tomcat Administrator
  • Tomcat Server Admin
  • Linux System Admin - Apache Tomcat
  • System Administrator –Apache Tomcat

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Question

Assume you are facing an issue with a specific version of Tomcat and you need to gather more information about the issue. What can you do to achieve this?

Note: There can be multiple correct answers to this question.

Answer
    • Increase the log level of Tomcat
       

    • Run catalina using a debugger using the command:
      ./catalina.sh debugger
       

    • Run catalina using a debugger using the command:
      ./catalina.sh debug
       

    • Run catalina using a debugger using the command:
      ./catalina.sh jpda start
       

Question

Assume a new administrator has started Tomcat with the root user. Then he was informed that he must start it using the user designed to run with Tomcat due to security reasons. But when he started Tomcat, he faced permission errors. How can he solve this issue?

Answer
    • Change the ownership of all script files only to root user
       

    • Add tomcat user to sudoers and run the startup script using the command:
      ./startup.sh
       

    • Change the ownership of all files from root to the Tomcat user
       

    • Change the ownership of all files to root
       

Question

Assume you have deployed a new version of your app on tomcat, however, after the new deployment Tomcat stops responding sometimes. Unfortunately, there are no entries in all logs. How can you proceed with troubleshooting without redeployment of a newly modified WAR?

Answer
    • Extract a thread dump from memory using kill -3 when the issue occurs
       

    • Create a new installation of Tomcat and deploy the application
       

    • Upgrade the Tomcat version
       

    • There is no way to gather information from Tomcat when the issue occurs, and there are no log entries
       

Test details:

Online test on Apache Tomcat will evaluate a candidate's practical knowledge and will identify whether the candidate is ready to be employed. Apache Tomcat skills test can be taken online by candidates from anywhere in the comfort of their time zone.
 
Apache Tomcat pre-employment test may contain MCQ's (Multiple Choice Questions), MAQ's (Multiple Answer Questions), Fill in the Blank, Descriptive, Whiteboard Questions, Audio / Video Questions, True or False.

Test Duration: 20 minutes

10 Application Questions

Test description:

Apache Tomcat is an open-source web server tool developed by the Apache Software Foundation (ASF). It is one of the many Apache-related open source products used by IT professionals for various tasks and objectives. Apache Tomcat is a web container which allows running servlet and Java Server Pages (JSP) based web applications. 
 
Apache Tomcat online test helps technical recruiters and hiring managers to assess a candidate’s knowledge about Tomcat server administration. Apache Tomcat assessment test is created & validated by experienced industry experts to assess & hire Tomcat Server admin as per the industry standards.

 Apache Tomcat skills test helps to screen the candidates who possess traits as follows: 

1.  Strong experience of working on Linux/Unix operating systems (RedHat Linux or CentOS)
2.  Ability to compile, deploy, and administer Apache Tomcat  web server tool
3.  Excellent experience with systems and network troubleshooting
4.  Knowledge of building, configuring and monitoring web server system components
 
Our powerful reporting will give you instant result and an option to share this result with your recruiting team. You can analyse section wise performance of candidate to gauge his strengths and weaknesses. Features like window violation and webcam proctoring help detect cheating during the test.

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