1. What is LVM in Linux? A) LVM (Logical Volume Manager) is a disk management system in Linux that allows flexible disk storage by creating logical volumes on top of [ … ]

1. What is RAID? A) RAID (Redundant Array of Independent/Inexpensive Disks) is a technology that combines multiple physical disks into a single logical unit for improved performance, redundancy, or both. [ … ]

1. What is DHCP? A) DHCP (Dynamic Host Configuration Protocol) automatically assigns IP addresses, subnet masks, gateways, and DNS servers to clients on a network. 2. What ports does DHCP [ … ]

1. What is DNS? A) DNS (Domain Name System) is a distributed naming system that translates human-readable domain names (e.g., example.com) into IP addresses (e.g., 93.184.216.34). 2. What are the [ … ]

1. What is MySQL? A) MySQL is an open-source Relational Database Management System (RDBMS) that uses SQL (Structured Query Language) for storing, retrieving, and managing data. 2. What is the [ … ]

1. What is Apache HTTP Server? A) Apache HTTP Server (commonly called Apache) is an open-source web server software that serves web content over HTTP/HTTPS. It’s one of the most [ … ]

1. What is timedatectl? A) timedatectl is a command-line utility in systemd-based Linux systems used to query and change system clock, time zone, and NTP (network time synchronization) settings. 2. [ … ]

1. What are the monitoring tools? A) top, htop, atop, sar 2. What is the difference between top and htop? A)  top: Default Linux command, shows real-time processes, CPU, memory [ … ]

1. What is NTP? A) NTP (Network Time Protocol) is a protocol used to synchronize the system clocks of computers over a network. It ensures accurate timekeeping across devices by [ … ]

1. What is Samba? A) Samba is an open-source implementation of the SMB/CIFS protocol that allows file and printer sharing between Linux/Unix and Windows systems. 2. Which ports does Samba [ … ]