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TCS Linux Administrator Interview Questions, Process, and Tips
Top TCS Linux Administrator Interview Questions and Answers
- Q1. What is lvm, repo, softlink hardlink, NTP, nfs, apache, and linux task related question.
- Q2. what is nfs?
- Q3. What is LVM, DHCP, how to set ip address in nic
TCS Linux Administrator Interview Experiences
10 interviews found
Yashwant Rathore
(5 Questions)
- Q1. What is lvm how it is work?
- Ans.
LVM stands for Logical Volume Manager, a tool used to manage disk storage in Linux systems.
LVM allows for dynamic resizing of logical volumes without downtime.
It consists of physical volumes, volume groups, and logical volumes.
Commands like pvcreate, vgcreate, lvcreate are used to create and manage LVM.
LVM provides flexibility in managing storage space by allowing logical volumes to span multiple physical disks.
- Q2. How to mount nfs?
- Ans.
To mount NFS, use the 'mount' command with the NFS server IP address and the mount point on the local machine.
Use the 'mount' command followed by the NFS server IP address and the mount point on the local machine
For example: sudo mount 192.168.1.100:/shared_folder /mnt/nfs_share
Ensure that the NFS server is properly configured and accessible from the local machine
- Q3. How to do patching.
- Ans.
Patching involves applying updates to software to fix vulnerabilities and improve performance.
Identify the software that needs to be patched
Download the appropriate patches from the vendor's website
Test the patches in a non-production environment before applying them to production systems
Schedule downtime for applying patches to minimize disruption
Document the patching process for future reference
- Q4. How to rollback package
- Ans.
To rollback a package, use package manager to uninstall current version and install previous version.
Use package manager to uninstall current version of the package
Install the previous version of the package using package manager
Check for any dependencies that may need to be rolled back as well
- Q5. How to remove older kernel
- Ans.
To remove older kernels in Linux, use package management tools like apt or yum.
Use 'apt autoremove' command in Debian-based systems to remove old kernels
Use 'yum remove
' command in Red Hat-based systems to remove old kernels Check available kernels with 'uname -r' command before removing
Skills evaluated in this interview
Anonymous
I applied via Recruitment Consulltant and was interviewed in Apr 2024. There was 1 interview round.
(1 Question)
- Q1. What is Port number of dhcp
- Ans.
The port number for DHCP is 67 (server) and 68 (client).
DHCP server uses port 67 for incoming requests from clients
DHCP client uses port 68 for outgoing requests to servers
Skills evaluated in this interview
rehaman abdul
(1 Question)
- Q1. What Is LVM How To Divide
- Ans.
LVM (Logical Volume Manager) is a tool used in Linux to manage disk storage by creating logical volumes from physical volumes.
LVM allows for dynamic resizing of logical volumes without the need to unmount the filesystem.
To divide storage using LVM, first create physical volumes from disk partitions, then create volume groups from physical volumes, and finally create logical volumes from volume groups.
Commands like pvcr...
Skills evaluated in this interview
What people are saying about TCS
Selected
I applied via Naukri.com and was interviewed before May 2023. There were 2 interview rounds.
(1 Question)
- Q1. About the networking Patching Basic Linux command
(1 Question)
- Q1. Normal HR questions like why you are leaving the org, where you see yourself in next 5 years, able to night shifts, salary negotiation
TCS interview questions for designations
Selected
I applied via LinkedIn and was interviewed in Apr 2023. There were 2 interview rounds.
(2 Questions)
- Q1. What is LVM, DHCP, how to set ip address in nic
- Ans.
LVM is Logical Volume Manager used for managing disk storage, DHCP is Dynamic Host Configuration Protocol for assigning IP addresses, setting IP address in NIC involves configuring network settings.
LVM allows for dynamic resizing of logical volumes
DHCP automatically assigns IP addresses to devices on a network
To set IP address in NIC, use commands like ifconfig or ip addr
Example: sudo ifconfig eth0 192.168.1.100 netmas
- Q2. How to check running process, disk space
- Ans.
To check running processes and disk space, use commands like ps, top, df, and du.
Use 'ps' command to display currently running processes
Use 'top' command to display real-time system information, including processes
Use 'df' command to check disk space usage on filesystems
Use 'du' command to check disk usage of directories
Skills evaluated in this interview
Get interview-ready with Top TCS Interview Questions
Selected
I applied via Company Website and was interviewed before Aug 2023. There were 3 interview rounds.
3hrs, apptitute, reasoning, programming
(2 Questions)
- Q1. Micro processor
- Q2. Coding, loops, functions, project related
(2 Questions)
- Q1. Y should we hire u
- Ans.
I have the necessary skills, experience, and passion for Linux administration to contribute effectively to your team.
I have X years of experience working with Linux systems, including managing servers, troubleshooting issues, and implementing security measures.
I am proficient in scripting languages like Bash and Python, which allows me to automate tasks and improve efficiency.
I have a strong understanding of networking...
- Q2. Any location preferences
- Ans.
I am open to any location for the Linux Administrator position.
I am willing to relocate for the right opportunity
I have experience working in various locations and adapting to new environments
I am open to remote work options as well
Interview Preparation Tips
I applied via Company Website
(1 Question)
- Q1. Based on my previous experience
(1 Question)
- Q1. Regarding Salary discussion
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed before Feb 2022. There were 4 interview rounds.
Basics of everything mathematical
C, Python and Java coding tests is preference
(2 Questions)
- Q1. 1)Based on your resume questions will be asked? 2)And basics of programming language, network ? 3)questins
- Q2. Based on programming language
Interview Preparation Tips
I applied via Naukri.com
Interview Questionnaire
1 Question
- Q1. What is lvm, repo, softlink hardlink, NTP, nfs, apache, and linux task related question.
- Ans.
This question covers various topics related to Linux administration.
LVM (Logical Volume Manager) is a tool used for managing disk space in Linux systems.
Repo (Repository) is a collection of software packages that can be installed on a Linux system.
Softlink and hardlink are types of links used in Linux file systems to create shortcuts to files or directories.
NTP (Network Time Protocol) is used to synchronize the system ...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Jan 2021. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. What is your roles and responsibility in the current organization?
- Q2. What is nfs?
- Ans.
NFS (Network File System) is a distributed file system protocol that allows a user on a client computer to access files over a network.
NFS enables sharing of files and directories between multiple computers in a network.
It provides transparent access to remote files as if they were local.
NFS uses a client-server architecture where the server exports directories that can be mounted on client machines.
It supports both re...
Skills evaluated in this interview
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TCS Linux Administrator Interview Process
based on 11 interviews
2 Interview rounds
- Technical Round - 1
- Technical Round - 2
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