Voitekk Softsol Linux Support Engineer Interview Questions and Answers

Types of memory dumps in Windows include Complete Memory Dump, Kernel Memory Dump, Small Memory Dump, and Automatic Memory Dump.

• Complete Memory Dump - contains all the contents of physical memory at the time of the crash

• Kernel Memory Dump - includes only kernel memory, useful for troubleshooting kernel mode crashes

• Small Memory Dump - contains minimal information about the crash, takes up less space

• Automatic Memory Dump...read more

Updating patches in ESXi server involves downloading the patches from VMware website and applying them using the command line interface.

• Download the necessary patches from the VMware website

• Upload the patches to the ESXi server using SCP or other methods

• Put the ESXi server into maintenance mode before applying the patches

• Apply the patches using the command line interface

• Reboot the ESXi server to complete the patching p

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...read more

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 ...read more

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...read more

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