Bash Shell Scripting - Basic System - Commands

This video tutorial covers essential system commands for Linux users, including hostname, ifconfig, free, df, du, uname, ps, top, and accessing CPU information. Each command is explained with its purpose, such as finding system information, checking network interfaces, monitoring memory and disk usage, and real-time system monitoring. The tutorial provides practical examples and tips for using these commands effectively.

Which command is used to find the computer's hostname?

• ifconfig

• ps

• hostname

• uname

What file contains the loopback IP and hostname entry?

• /proc/cpuinfo

• /etc/hosts

• /etc/hostname

• /etc/network/interfaces

Which command provides information about network interfaces?

• ifconfig

• du

• df

• free

How can you display memory usage in a human-readable format?

• free -h

• df -h

• du -s

• ps -ef

Which command is used to check disk usage in human-readable format?

• ps -aux

• free -h

• du -s

• df -h

What command provides real-time system monitoring?

• top

• uname

• df

• ps

Which command gives detailed information about the CPU?

• ifconfig

• df

• ps

• cat /proc/cpuinfo