Basic Linux Commands Quiz

What does the shebang (#!) at the top of a bash script indicate?

• It tells the terminal which interpreter to use.

• It indicates the script's version.

• It specifies the script's author.

• It defines the script's execution time.

What command is used to display the user manual of any command in Linux?

• info

• doc

• man

• help

Which command lists files and directories in the current directory?

• list

• show

• dir

• ls

What does the 'ls -l' command do?

• Lists files in a long format.

• Lists files in reverse order.

• Lists hidden files.

• Lists files with their sizes only.

Which command is used to create a new directory?

• createdir

• makedir

• newdir

• mkdir

What does the 'cd' command do?

• Delete directory.

• Copy directory.

• Create directory.

• Change directory.

Which command is used to remove files in Linux?

• delete

• erase

• rm

• remove

What does the 'cat' command do?

• Copies files.

• Changes file permissions.

• Creates a new file.

• Concatenates files and displays their content.

Which command is used to view the contents of a file one page at a time?

• paginate

• less

• view

• more

What does the 'grep' command do?

• Sorts the contents of a file.

• Counts the number of lines in a file.

• Displays the contents of a file.

• Searches for a specific pattern in files.