Middleware Administrator Interview Questions and Answers for Freshers

Updated 6 Mar 2025

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Q1. How can you check the patched version of a software and determine the corresponding patch cycle?

Ans.

Check software patches using version commands and vendor documentation for patch cycles.

Use command-line tools like 'version' or 'show version' to check the current software version.
Refer to the vendor's official documentation or website for patch release notes.
Utilize package management tools (e.g., RPM, APT) to list installed patches.
Example: For Linux, use 'rpm -qa | grep <package_name>' to see installed versions.
Check for a patch management tool or system in place that tr...read more

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Ans.

Reverse proxy forwards client requests to servers, while forward proxy forwards client requests to the internet.

Reverse proxy sits in front of servers and forwards client requests to the appropriate server based on factors like load balancing and security.
Forward proxy sits in front of clients and forwards client requests to the internet, acting as an intermediary for client requests.
Reverse proxy can cache responses from servers to improve performance and reduce server load....read more

Ans.

Patching in middleware involves specific commands to apply updates and fixes to software components.

Use 'opatch' command for Oracle Middleware: Example - 'opatch apply' to apply patches.
For WebLogic Server, use 'wlst.sh' script: Example - 'java weblogic.WLST patching.py' to execute patching scripts.
In JBoss, use 'jboss-cli.sh': Example - ':patch apply --patch-file=your_patch.zip' to apply patches.
For IBM WebSphere, use 'wsadmin.sh': Example - 'wsadmin.sh -f applyPatch.py' to ...read more

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Ans.

Fundamental Linux commands are essential for navigating and managing the Linux operating system effectively.

ls: Lists files and directories in the current directory. Example: 'ls -l' for detailed listing.
cd: Changes the current directory. Example: 'cd /home/user' to navigate to the user's home directory.
cp: Copies files or directories. Example: 'cp file.txt /backup/' to copy file.txt to the backup directory.
mv: Moves or renames files or directories. Example: 'mv oldname.txt n...read more

Ans.

Backup process involves planning, executing, and verifying data preservation for recovery in case of failure.

Middleware Administrator-Websphere,Apache,Tomcat • 4-8 years

Capgemini Technology Services India Limited

•

3.7

Bangalore / Bengaluru

Middleware Administrator • 4-9 years

Capgemini

•

3.7

Pune

Kyndryl - Middleware Administrator - Enterprise Application Integration (10-15 yrs) • 10-15 years

Kyndryl

•

4.0

Ans.

OraInventory is a crucial directory for Oracle software installations, tracking components and configurations.

Stores information about Oracle products installed on a system.
Maintains a list of installed Oracle software versions and their locations.
Facilitates the installation and uninstallation of Oracle products.
Example: oraInventory helps in managing multiple Oracle homes on a single server.
Contains logs and metadata for Oracle installations, aiding in troubleshooting.