Aforeserve System Administrator Interview Questions, Process, and Tips

A partition is a logical division of a hard drive that allows different operating systems or data sets to be stored separately.

• Partitions help organize and separate data on a hard drive

• Each partition has its own file system and can be formatted independently

• Common partition types include primary, extended, and logical partitions

Red Hat is a multinational software company known for its enterprise operating system, Red Hat Enterprise Linux.

• Red Hat is a leading provider of open source solutions.

• Red Hat Enterprise Linux is a popular operating system used in enterprise environments.

• Red Hat offers a range of products and services, including cloud computing solutions.

• Red Hat was acquired by IBM in 2019.

Linux is an open-source operating system that follows a booting process consisting of several stages.

• The BIOS/UEFI firmware initializes the hardware and loads the bootloader

• The bootloader loads the kernel and initial RAM disk (initrd)

• The kernel initializes the system and loads necessary drivers

• The initrd loads the root file system and starts the init process

• The init process starts system services and user processes

RAID stands for Redundant Array of Independent Disks, a technology used to improve data storage reliability and performance.

• RAID combines multiple physical disks into a single logical unit to provide redundancy, performance improvement, or both.

• There are different RAID levels, such as RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10, each with its own advantages and disadvantages.

• RAID 0 offers improved performance by stripi...read more