CompTIA A+ Exam 220-1002 Basic Linux Commands
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
What is the name of a software tool used for finding and installing software packages on Debian and Debian-based Linux distributions?
apt-get
Which of the following Linux command-line commands enables directory traversal?
cd
Which Linux command enables 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 Linux command-line command that enables searching files for lines containing a match to a given text 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 is a Linux command-line command used for configuring network interface parameters specific to the wireless communication?
iwconfig
Which of the Linux command-line commands allows to terminate a running process?
kill
Which of the following Linux commands is used to display information about files and directories contained within the current working directory?
ls
What is the name of the Linux command used for renaming files and directories?
mv
Which of the following is a Linux command for transferring files/directories to a different directory?
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 displaying statistics of 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 following is a Linux command that allows to assume the identity of a different system user and execute commands with security privileges of that user account?
su
A Linux command that temporarily modifies security privileges to allow an execution of a single command that requires root access permissions is called:
sudo
Which of the following commands is used for invoking a text editor in Unix-like operating systems?
vi
Which of the following is a package management system most often used on Debian and Debian-based Linux distributions?
APT
