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Linux Security Exam Cheat Sheet, Exams of Advanced Education

West Virginia University (WVU)Advanced Education

A comprehensive overview of key linux security commands and concepts, covering topics such as password management, file permissions, package management, shell scripting, system administration, and network security. It is designed to serve as a valuable reference for students and professionals preparing for linux security exams or looking to enhance their understanding of linux security best practices. A wide range of essential linux security topics, including password management, package installation, shell scripting, file permissions, system logs, and network security tools. By studying this document, users can gain a deeper understanding of the fundamental linux security concepts and commands, enabling them to effectively secure and manage linux-based systems. Structured in a clear and concise manner, making it easy to navigate and quickly find the relevant information needed to answer common linux security-related questions.

Typology: Exams

2023/2024

Available from 10/14/2024

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Linux Security Exam (verified 2024)
passwd - ANS-The command to change a password is ------.
install - ANS-To download something type apt-get ------- <package>.
Bash - ANS-The Bourne Again Shell is commonly referred to as ----.
chmod - ANS-To change permissions of a file use the ----- command.
Unix - ANS-All Linux flavors were based off of ---- systems.
tar - ANS-A common form of file compression is '.---'.
which - ANS-To locate a program's directory, you would use the ----- command.
777 - ANS-World readable files have a mod of ---.
Apache - ANS-The most common web server, and Linux default, is ------.
done - ANS-To end a do statement in Bash, use the keyword ----.
-s - ANS-To run a root shell use the command 'sudo --'.
apt-get - ANS-The Ubuntu variant of Fedora's 'yum' command is '-------'.
22 - ANS-The Secure Shell service runs through port --.
grep - ANS-To search file patterns, use the '----' command.
sudo - ANS-Root access should be limited to ---- usage.
cron - ANS-The place where scheduled tasks are kept is called ----.
fi - ANS-In Bash, to finish an if statement, use the keyword --.
history - ANS-To see everything that has been typed into the current Terminal session
use -------.
session - ANS-For a more familiar interface use the gnome ------- fallback package.
false - ANS-To disable guest account, add 'allow-guest=-----' to lightdm.
0750 - ANS-A file with -rwxr-x--- has a mod of ----.
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Linux Security Exam (verified 2024)

passwd - ANS-The command to change a password is ------. install - ANS-To download something type apt-get ------- . Bash - ANS-The Bourne Again Shell is commonly referred to as ----. chmod - ANS-To change permissions of a file use the ----- command. Unix - ANS-All Linux flavors were based off of ---- systems. tar - ANS-A common form of file compression is '.---'. which - ANS-To locate a program's directory, you would use the ----- command. 777 - ANS-World readable files have a mod of ---. Apache - ANS-The most common web server, and Linux default, is ------. done - ANS-To end a do statement in Bash, use the keyword ----. -s - ANS-To run a root shell use the command 'sudo --'. apt-get - ANS-The Ubuntu variant of Fedora's 'yum' command is '-------'. 22 - ANS-The Secure Shell service runs through port --. grep - ANS-To search file patterns, use the '----' command. sudo - ANS-Root access should be limited to ---- usage. cron - ANS-The place where scheduled tasks are kept is called ----. fi - ANS-In Bash, to finish an if statement, use the keyword --. history - ANS-To see everything that has been typed into the current Terminal session use -------. session - ANS-For a more familiar interface use the gnome ------- fallback package. false - ANS-To disable guest account, add 'allow-guest=-----' to lightdm. 0750 - ANS-A file with -rwxr-x--- has a mod of ----.

head - ANS-To print the end of a file use tail, to print the beginning use ----. locate - ANS-'updatedb' lets you update databases and use ------ which works like 'find'. #!/bin/bash - ANS-The first line of any Bash script is always '--/---/----' sysctl - ANS-In Ubuntu 14, it is possible to disable kexec via ------. iptables - ANS-ufw is a frontend for --------. nano - ANS-To open a file in the Terminal editor type '---- filename'. AppArmor - ANS-A common PATH based MAC program for security is --------. GNU not Unix - ANS-The recursive acronym GNU stands for '--- --- ----' find - ANS-To search through files, use the '----'. ls - ANS-The -- command shows files in the current directory. Debian - ANS-The Linux flavor Ubuntu stemmed off of Scalpel - ANS-The standard Ubuntu file carving tool is called -------. uncomplicated firewall - ANS-ufw stands for ------------- -------- chown - ANS-To change ownership of a file or folder, you use the ----- command. superuser do - ANS-sudo stands for --------- --. login.defs - ANS-Password policies are kept in the -----.---- file. /etc/groups - ANS-Groups are stored in /---/------. /var/logs - ANS-System logs are stored in /---/----. -a - ANS-CTRL + H s the GUI equivalent of "ls --" top - ANS-The --- command shows all running processes in real time, with memory usage. visudo - ANS-To edit the system's superusers, use the command ------.