RHCSA Exam Questions and Answers correct
How do you Secure Shell into another system?
ssh <user>@<host>
How do you execute commands on a remote system via Secure Shell without actually opening a new shell?
ssh <user>@<host> <command>
How do you generat...
How do you Secure Shell into another system? - answer ssh <user>@<host>
How do you execute commands on a remote system via Secure Shell without actually
opening a new shell? - answer ssh <user>@<host> <command>
How do you generate a public key and private key file for SSH authentication? - answer
ssh-keygen
How do you export a public key for SSH authentication on a different machine? -
answer ssh-copy-id <user>@<host>
How do you export a *specific* public key for SSH authentication on a different
machine? - answer ssh-copy-id <user>@<host> -i <key file path>
If an SSH authentication key has a passphrase, how do you cache that passphrase on
the local machine for passwordless authentication? - answer 1. eval $(ssh-agent)
2. ssh-add <key file path>
What is Cockpit? - answer A server Management Tool
How do you check if a service is running? - answer systemctl status <service>
How do you start a service? - answer systemctl start <service>
How do you enable a service on startup? - answer systemctl enable <service>
Which directory contains persistent, system-specific configuration data? - answer
/etc
Which directory is the top of the system's file hierarchy? - answer /
Which directory contains user home directories? - answer /home
Which directory contains temporary files? - answer /tmp
Which directory contains dynamic data, such as for databases and websites? - answer
/var
Which directory is the administrative superuser's home directory? - answer /root
, Which directory contains regular commands and utilities? - answer /usr/bin
Which directory contains non-persistent process runtime data? - answer /run
Which directory contains installed software programs and libraries? - answer /usr
How do you create a directory? - answer mkdir <directory name>
How do you copy a file? - answer cp <old file> <new file>
How do you copy a directory and its contents? - answer cp -r <old directory> <new
directory>
How do you move (or rename) a file or directory? - answer mv <old file> <new file>
How do you remove a file? - answer rm <file>
How do you remove a directory containing files? - answer rm -r <directory>
How do you remove an empty directory? - answer rmdir <directory>
How do you create parent directories while creating a new directory? - answer mkdir
-p <new parent directories>/<new directory>
How do you list the contents of a directory? - answer ls
How do you list all contents of a directory including hidden files? - answer ls -a
How do you list the contents of a directory and subdirectories? - answer ls -R
How do you list the contents of a directory with more detailed information? - answer
ls -l
How do you change directories? - answer cd <directory path>
How do you change directories to the last directory you were in? - answer cd -
How do you change directories to the parent directory of your current directory? -
answer cd ..
How do you list the contents of a file? - answer cat <file>
How do you create an empty file/update an existing file's "last changed" timestamp
without making any changes? - answer touch <file>
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