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CCTC - Linux actual Exam questions and answers 2025 latest update.
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CCTC - Linux actual Exam questions and answers 2025 latest update.
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CCTC - Linux actualExam questions and
answers 2025 latest
update.
rbash - answer restricted bash shell
/etc/shells - answer location of shells
sh - answer bourne shell, very first iteration of shells for UNIX
$SHELL - answer environment variable to display current shell
being used
$BASH - answer environment variable to display location of
/bin/bash
/dev/null - answer data dump location on the machine
2 - answer file descriptor for stderr
2>/dev/null - answer send all errors to /dev/null
ps --forest - answer shows, in a tree format, the processes and
their parents/children
,which - answer gives the user the path to the executable
whatis - answer gives the user more information about a file
file - answer gives the user the file type of a file
{1..10} - answer brace expansion in the bash shell
$BASH_ENV - answer holds the name of the file to source when a
script is run
Login shell - answer interactive shell created when authenticating
onto a machine
Non-login shell - answer native shell not requiring the start of
/etc/profile because no remote authentication is completed
Non-interactive shell - answer essentially a script.sh, can't interact
with it.
sh, bash, dash, csh, zsh, ksh, tcsh, rbash - answer what are the
different types of shells?
root - answer what user is ALWAYS logged into the system?
0:0 - answer what is the EUID/GUID of root?
, /etc/profile, /etc/bash.bashrc, ~/.bash_profile, ~/.bash_login,
~/.profile, ~/.bashrc - answer what files are called during bash
initialization?
shopt login_shell, echo $- - answer how can you check if you are in
a login shell
redirect input, output, and pipe - answer what do '<', '>', and '|', do
on the command line?
2> - answer how do you redirect stderr
tab completion, command history, brace expansion - answer What
are some features of BASH?
alias - answer bash command to create an alias
unalias - answer bash command to remove an alias
env - answer bash command to show working environment
set - answer bash command to show more detailed output of the
working environment
function - answer bash starting line of script to create a function
hash - answer database to show the bash shell recently accessed
commands
find -exec <cmd> {} \; - answer find command to execute a
command on whatever "find" finds
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