WatchGuard Technologies Senior Software Engineer Interview Questions and Answers

Q1. Make Kanbon board in react live coding
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Q2. Write unit testing for the same
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Q1. A string contains parenthesis, curly brackets and square brackets. Check if the string is valid or not.
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Q1. Java basics , oops , spring
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Q1. Manger round basics behavior
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Q1. Array Linked list BST
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Q1. Array LL BST Stack
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Q1. How to list out relevant files from a folder which was updated in a given time period
Ans. 
Use a script to list relevant files updated within a given time period in a folder
• Use a scripting language like Python or Bash to iterate through files in the folder

• Check the last modified timestamp of each file and compare it to the given time period

• Create a list of files that meet the criteria and display or output them
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Q2. How will you monitor if a system went down
Ans. 
I will use monitoring tools to receive alerts and notifications if a system goes down.
• Set up monitoring tools like Nagios, Zabbix, or Prometheus to track system health

• Configure alerts to be sent via email, SMS, or Slack when system goes down

• Implement automated scripts to restart services or systems if they fail

• Regularly check system logs for any error messages or warnings
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I was asked to design some classes and then extend the functionality to add more requirements while following SOLID principles

Q1. Reason for job change
Ans. 
Seeking new challenges and opportunities for growth
• Looking for a new challenge to expand my skills and knowledge

• Interested in working on cutting-edge technologies

• Seeking a more collaborative team environment

• Want to take on more leadership responsibilities
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Q2. Do you have any questions for us
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Q1. Work related discussion session.
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Q1. Pick one question from 3 given questions and complete it in 7 days. I opted for creating traingle with opengl using shader.
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Data structures and algorithms
Problem were from leetcode and geek for geeks.

Q1. Data structures and algorithms
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Q1. Design and algorithms
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Coding round , questions from leetcode

Situation based questions and thought process

Q1. Managerial round 1, culture fit, behaviour
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Q2. Managerial round 2, innovative things done previously, how to face criticism, does experience matters in learning from subordinate
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Q1. Basically related to SIP Protocol. IMS call flows . CLOUD Knowledge
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Q2. Deployment Process IMS ARCHITECTURE LTE ARCHITECTURE
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Q3. DIAMETER PROTOCOL SDP PROTOCOL
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Q1. Networking questions... Tcp handshake, osi layers, SSL etc
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Q1. Automation questions.. what you worked in previous projects
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Q1. Director round with normal questions
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Q1. Managerial round with basic managerial questions
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Q1. Salary discussion ... Basically they will not agree to what you demand
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Q1. Vp round with generel questions
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