TCS Linux Administrator L2 Interview Questions and Answers

It was about an aptitude test which is on English grammar and athematic reasoning.

The Fibonacci series can be applied to alphabets, and the same should be printed.

Q1. Fibonancci series to print the alphabets?
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Q2. Print the numbers in descending order 123456?
Ans. 
Print numbers in descending order 123456
• Create an array of strings containing the numbers 1 to 6

• Sort the array in descending order

• Print the sorted array
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Q1. Why are you choosing our organization?
Ans. 
I am choosing your organization because of its reputation for innovation, strong company culture, and opportunities for growth.
• Reputation for innovation in the industry

• Strong company culture that values employee development

• Opportunities for growth and advancement within the organization
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Q2. Are you open to relocation?
Ans. 
Yes, I am open to relocation for the right opportunity.
• I am willing to relocate for the right job opportunity that aligns with my career goals.

• I am open to exploring new locations and experiencing different cultures.

• I understand that relocation may be necessary for career advancement and personal growth.
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Q3. Are you comfortable with rotational shifts?
Ans. 
Yes, I am comfortable with rotational shifts as I have prior experience working in such shifts.
• I have previous experience working in rotational shifts at my previous job.

• I am adaptable and can easily adjust my schedule to accommodate rotational shifts.

• I understand the importance of being available during different shifts to ensure smooth operations.

• I am willing to work in rotational shifts to support the team and meet
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Q1. How can I grant SFTP access exclusively to the user David?
Ans. 
Grant SFTP access exclusively to user David
• Create a new group specifically for David, e.g. 'davidgroup'

• Set the ChrootDirectory in the SSH configuration file to restrict David's access to a specific directory

• Add David to the 'davidgroup' and configure the necessary permissions for SFTP access
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Q2. How can a user be locked out after 6 unsuccessful password attempts for a duration of 30 minutes?
Ans. 
To lock a user out after 6 unsuccessful password attempts for 30 minutes, modify the PAM configuration file.
• Edit the PAM configuration file (/etc/pam.d/common-auth) to include the 'pam_tally2' module.

• Set the 'deny' option in the 'pam_tally2' module to lock the user out after 6 failed attempts.

• Specify the 'unlock_time' option in the 'pam_tally2' module to set the duration of the lockout period to 30 minutes.

• Example: aut
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The questions were very relevant.

Q1. What are the computer languages you know?
Ans. 
I am proficient in languages like Python, Bash, and SQL.
• Python

• Bash

• SQL
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Q2. Write a code in Java?
Ans. 
A Java code snippet showcasing basic syntax and functionality.
• Declare a class with a main method

• Create variables and assign values

• Use control structures like if-else or loops

• Print output using System.out.println()
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Q1. Do you opt for relocation?
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Q2. Where do want to see yourself in next 5 years?
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LVM RPM ANSIBLE SSH FTP NFS SAMBA ADVANCED PERMISION CREATE A USER

Q1. RELETE TO THE TOPIC AND BASIC DETAIL ABOUT MYSELF
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Q2. DEVELOP CAREER IN IT FIELD
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Q3. BASIC DETAIL MYSELF
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Q4. LINUX SYSTEM ADMIN
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Q5. DEVELOP CAREER IN FEATURE
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Q1. Why want to work in Tech m
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Q2. Why want to work in Tech M
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Q1. Tell me about yourself
Ans. My name is sumanth I'm from eluru and my graduation B. Tech mechanical from JNTUK university
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Q2. What is your strength and Weekness
Ans. My strength - creativity, flexibility, focused My weekends -hard skills, saying no and shy
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Q3. Why should we hire u
Ans. Because I'm hard worker who wants to help your company succeed
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Q1. How to scheduled cron job
Ans. 
To schedule a cron job, use the crontab command to edit the cron table file.
• Use the crontab -e command to open the cron table file for editing

• Add a new line to the file with the schedule timing and the command to be executed

• Save and exit the file to schedule the cron job
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Q1. What is sticky bit
Ans. 
Sticky bit is a permission in Unix/Linux that allows only the owner of a file to delete or rename it.
• Sticky bit is represented by a 't' in the permissions of a file or directory.

• When the sticky bit is set on a directory, only the owner of a file within that directory can delete or rename the file.

• Commonly used on directories like /tmp to prevent users from deleting each other's files.

• Example: chmod +t directory_name
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Q1. Tell me about yourself and salary discussion
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