RHCSA EX200 Exam 2025 Questions and Answers

RHCSA EX200 Exam 2025 Questions
and Answers


In Bash what is an alias - --CORRECT ANSWER--User defined command:

[alias newcmd=oldcmd

what is an internal command - --CORRECT ANSWER--Runs as part of the shell

itself

what is an external command - --CORRECT ANSWER--Exists as an executable

file on the computer

what is the $Path - --CORRECT ANSWER--Defines a list of directories that

search for a filename when a user enters a command

Explain the following file descriptors

>

>>

2>

2>&1




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,< - --CORRECT ANSWER--> - Redirects stout - creates files or overwrites

>> - Redirects stout - creates or appends to file

2> - Redirect sterr

2>&1 - Redirects sterr to stout

< - Redirects stdin

what is ~.bash_history - --CORRECT ANSWER--Files that shows bash history

commands

Explain the following environment configuration files

/etc/profile

/etc/bashrc

~/.bash_profile

~/.bashrc - --CORRECT ANSWER--/etc/profile - generic file processed by all

users upon login

/etc/bashrc - This file is processed when subshells are started

~/.bash_profile - User specific variables that can be defined

~/.bashrc - User specific subvariables that can be defined

Explain the file system heirarchy

/


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, /bin

/boot

/dev

/etc

/home

/lib, /lib64

/media, /mnt

/proc

/opt

/root

/run

/sbin

/srv

/sys

/tmp

/usr

/var - --CORRECT ANSWER--/ - root directory, where the file system tree starts




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