COMPTIA A+ LINUX COMMANDS
Which of the answers listed below refers to a packet management system most often used on Debian and Debian-based Linux distributions?
APT
What is the function of the Linux chmod command?
Changes file access permissions
What is the function of the Linux chown command?
Changes file owner and group permissions
Which of the following key combinations allows to terminate the current process in Linux shell?
Ctrl + C
A packet management system for Red Hat and Red Hat-based Linux distributions is known as RPM. (true or false)
True
What is the name of a Linux utility used for managing software packages on Red Hat and Red Hat-based Linux distributions?
Yum
Which of the following answers refers to a software tool used for searching and installing software packages on Debian and Debian-based Linux distributions?
apt-get
Which of the Linux command-line commands listed below is used for directory traversal?
cd
Which of the following commands allows for moving one level up in Linux directory tree?
cd ..
Which of the answers listed below refers to a Unix command for copying files and directories?
cp
A low-level utility that can be used for creating/restoring filesystem backup copies in Linux is called:
dd
A command-line command in Linux that allows to search files for lines containing a match to a given pattern is called:
grep
A Linux command-line utility used for displaying and modifying network interface configuration settings is called:
ifconfig
Which of the following answers refers to a Linux command-line command used for configuring network interface parameters specific to the wireless communication?
iwconfig
Which of the following commands in Linux is used to display information about files and directories contained within the current working directory?
ls
A Linux command used for transferring files/directories to a different directory is called:
mv
What is the name of a Linux command used for renaming files and directories?
mv
A Linux command-line command allowing a user to change his/her own password is known as:
passwd
What is the name of a Linux command-line utility used for reporting statistics on running processes?
ps
A Linux command displaying an absolute path to (i.e. full filename of) the current working directory is called:
pwd
A command-line command in Linux used for deleting files and directories is known as:
rm
The following command can be used for turning off or restarting a Linux host.
shutdown
Which of the answers listed below refers to a Linux command that allows for assuming the identity of a different system user and executing commands with security privileges of that user account?
su
A Linux command that allows for modifying security privileges in order to be able to execute a single command that requires root access permissions is called:
sudo
Which of the answers listed below refers to a command used for invoking a text editor in Unix-like operating systems?
vi
