Following are commonly used Linux tools that you need to learn:

CategoryTools
System Management & Monitoringtop, htop, ps, uptime
File Managementls, cp, mv, rm, find
Text Processinggrep, sed, awk
File Compression & Archivingtar, gzip, zip/unzip
Network Toolsifconfig, ping, netstat, traceroute
Package Managementapt-get, yum/dnf, dpkg
Text Editorsnano, vi/vim, emacs
User & Permissionspasswd, useradd/userdel/usermod, chmod, chown
Securityufw/firewalld, fail2ban, clamav
Remote Accessssh, scp, rsync
Development Toolsgcc, make, git
Database Toolsmysql/mariadb, psql
Web Serversapache, nginx
Monitoring & Loggingjournalctl, syslog-ng/rsyslog
Miscellaneouscurl, wget

This table format provides a clear and organized overview of various Linux tools categorized based on their functionalities.