Pergunta de entrevista da empresa JustDial

What is Linux? What is the difference between Unix and Linux? What is the shell in Linux? What is a process in Linux? What is a daemon in Linux? What is a kernel in Linux? What is the difference between a soft link and a hard link? How do you check the disk space on a Linux system? How do you check the memory usage on a Linux system? How do you create a new user in Linux? How do you change the permissions of a file in Linux? What is the difference between chmod and chown commands? How do you find files in Linux? What is a grep command in Linux? What is the difference between grep and awk commands?