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I applied via Referral and was interviewed before Sep 2022. There were 2 interview rounds.
To check Kernel and OS Version, change file permissions, view default permissions of files, locate user id and password file, find network configuration file, and filter keywords.
To check Kernel and OS Version: Use 'uname -a' command
To change file permissions: Use 'chmod' command followed by permission code and file name
Default permissions of few files: For example, /etc/passwd has 644 permissions
User id and password s...
LVM is Logical Volume Manager used for managing disk space, RAID is Redundant Array of Independent Disks for data protection, RHEL boot process involves BIOS, GRUB, kernel loading, and init process.
LVM allows for dynamic resizing of logical volumes without downtime.
RAID combines multiple disks for data redundancy or performance improvement.
RHEL boot process involves BIOS POST, GRUB bootloader, kernel loading, and init ...
Linux is an open-source operating system based on Unix, known for its stability, security, and flexibility.
Linux is open-source, meaning its source code is freely available for anyone to use, modify, and distribute.
Linux is based on Unix, which is a powerful and stable operating system used in servers and mainframes.
Linux is known for its security features, such as user permissions and access control.
Linux is highly cu...
I applied via Company Website and was interviewed in Dec 2022. There were 2 interview rounds.
LUN stands for Logical Unit Number, used to represent a logical volume on a storage area network (SAN).
LUNs are virtual disks created on a SAN storage system.
To extend a LUN, you can use tools like LVM (Logical Volume Manager) to add more physical storage to the existing LUN.
To reduce a LUN, you can shrink the filesystem on the LUN and then shrink the LUN itself using storage management tools.
Syslog files are stored in /var/log directory. Different types of filesystems in Linux include ext4, xfs, btrfs, and more.
/var/log directory is the default location for storing syslog files
Different types of filesystems in Linux include ext4, xfs, btrfs, etc.
ext4 is the default filesystem for most Linux distributions
xfs is commonly used for large-scale storage systems
btrfs is known for its advanced features like snapsh
What people are saying about Cognizant
I was interviewed in Oct 2022.
I will do the Assignment for the topics are the
Linux is an open-source operating system based on Unix. Crontab is a tool used to schedule tasks in Linux.
Linux is highly customizable and widely used in servers and supercomputers.
Crontab allows users to schedule tasks to run automatically at specified times.
Examples of tasks that can be scheduled with crontab include backups, updates, and system maintenance.
Crontab uses a specific syntax to specify the time and frequ...
Booting with LVM involves loading the LVM module and activating the logical volumes.
Install LVM package during OS installation
Create physical volumes and volume groups
Create logical volumes and file systems
Modify /etc/fstab to mount logical volumes at boot
Update initramfs to include LVM module
Activate logical volumes during boot process
Cognizant interview questions for designations
I applied via Company Website and was interviewed in Jan 2022. There were 2 interview rounds.
A Linux administrator is responsible for managing and maintaining Linux-based systems.
Installs, configures, and updates Linux operating systems and software
Monitors system performance and troubleshoots issues
Manages user accounts and permissions
Implements security measures to protect systems and data
Automates tasks using scripting languages like Bash or Python
Get interview-ready with Top Cognizant Interview Questions
I applied via Naukri.com and was interviewed in Aug 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed in Nov 2019. There was 1 interview round.
I applied via Referral and was interviewed before Jan 2021. There were 5 interview rounds.
I applied via Walk-in and was interviewed before Sep 2019. There were 5 interview rounds.
I applied via Naukri.com and was interviewed in Nov 2019. There were 5 interview rounds.
Some of the top questions asked at the Cognizant Linux Administrator interview -
based on 3 interviews
2 Interview rounds
based on 8 reviews
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