Ssh port number? Difference between rpm and yum? Remove text file in Linux? Chmod use?

Question

Accepted Answer

SSH port number is 22 by default. RPM is a package manager for Red Hat-based systems, while YUM is a higher-level package manager that uses RPM as its backend. To remove a text file in Linux, you can use the 'rm' command. Chmod is a command used to change the permissions of a file or directory.

SSH port number is typically 22, but it can be changed in the SSH server configuration file.
RPM is a low-level package manager used for installing, upgrading, and removing software packages on Red Hat-based systems.
YUM is a higher-level package manager that provides dependency resolution and automatic updates. It uses RPM as its backend.
To remove a text file in Linux, you can use the 'rm' command followed by the file name or path.
Chmod is a command used to change the permissions of a file or directory. It can be used to grant or revoke read, write, and execute permissions for the owner, group, and others.

Accepted Answer

1)22
2)yum used to install package in redhat Linux
3)rm -r file
4)change root group and other user permission of file or folder.

Ssh port number? Difference between rpm and yum? Remove text file in Linux? Chmod use?

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