Basics of Linux

Which of the following commands in Linux is used to display information about files and directories contained within the current working directory?

• pwd

• grep

• ls

• ps

A command-line command in Linux that allows to search files for lines containing a match to a given pattern is called:

• rm

• chmod

• find

• grep

Which of the Linux command-line commands listed below is used for directory traversal?

• cd

• pd

• dir

• ps

A Linux command displaying an absolute path to (i.e. full filename of) the current working directory is called:

• mv

• pwd

• rm

• dir

A Linux command used for transferring files/directories to a different directory is called:

• move

• cp

• mv

• export

A command-line command in Linux used for deleting files and directories is known as:

• erase

• rm

• del

• edit

Which of the following commands allows for moving one level up in Linux directory tree?

• cd -

• cd ..

• cd ~

• cd /

What is the function of the Linux chmod command?

• Changes file access permissions

• Compares the contents of two files or sets of files

• Changes file owner and group permissions

• Changes the Linux command prompt

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?

• sync

• id

• su

• usermod

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:

• id

• sudo

• usermod

• su