RHCSA Exam|262 Questions and Answers (Graded A)RHCSA Exam|262 Questions and Answers (Graded A)RHCSA Exam|262 Questions and Answers (Graded A)RHCSA Exam|262 Questions and Answers (Graded A)
How do you Secure Shell into another system? - ANSWER - ssh <user>@<host>
How do you execute c...
RHCSA Exam|262 Questions and
Answers (Graded A)
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>
Which directory is the administrative superuser's home directory? - ANSWER - /root
Which directory contains regular commands and utilities? - ANSWER - /usr/bin
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
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>
How do you check the working directory? - ANSWER - pwd
How do you list directories that are on different file systems? - ANSWER - df
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