010-160 Finding Your Way ON A Linux System — 10 Questions

Question 1

You want to delete a directory named 'temp_backup' that contains several files. Which command will successfully remove it and its contents?

Accepted Answer

rm -r temp_backup. The -r (recursive) flag is required for rm to delete directories and their contents.

Answer

rm temp_backup

Answer

rmdir temp_backup

Answer

rm -f temp_backup

Question 2

To navigate from your current directory to your home directory regardless of your current location, which command is most efficient?

Accepted Answer

cd ~. The cd command without arguments or with the tilde character defaults to the user's home directory.

Answer

cd ..

Answer

cd /

Answer

cd /home

Question 3

Which of the following commands is used to create an empty file or update the timestamp of an existing file?

Accepted Answer

touch. The touch command creates an empty file if it does not exist or updates access/modification times if it does.

Answer

cp

Answer

mkdir

Answer

mv

Question 4

You are copying a directory named 'source' to 'destination' and want to ensure all subdirectories and file attributes are preserved. Which flag is essential?

Accepted Answer

cp -a. The -a (archive) flag is the most efficient way to preserve attributes, permissions, and handle recursive copies.

Answer

cp -p

Answer

cp -v

Answer

cp -r

Question 5

You are using the 'less' command to view a large log file. Which key do you press to search forward for a specific string?

Accepted Answer

/. The forward slash (/) character is the standard key to initiate a forward search in less.

Answer

?

Answer

q

Answer

n

Question 6

You need to search for a specific command description within the manual pages using a keyword. Which command should you use?

Accepted Answer

man -k. The man -k command (or apropos) searches the manual page descriptions for keywords.

Answer

man -s

Answer

man -f

Answer

help

Question 7

You are browsing a directory and need to see hidden files alongside regular files. Which command achieves this?

Accepted Answer

ls -a. The -a (all) flag is required for ls to display hidden files starting with a dot.

Answer

ls -R

Answer

ls -h

Answer

ls -l

Question 8

You are logged into a terminal and want to identify your current working directory. Which command should you execute?

Accepted Answer

pwd. The pwd command displays the absolute path of the directory you are currently in.

Answer

whoami

Answer

ls

Answer

cd

Question 9

What is the purpose of the '..' notation in a file path?

Accepted Answer

Parent directory. .. refers to the parent directory of the current directory.

Answer

Current directory

Answer

Root directory

Answer

Home directory

Question 10

Which command provides a brief summary of what a specific command does without opening the entire man page?

Accepted Answer

whatis. The whatis command provides a one-line description for a command name.

Answer

info

Answer

man -d

Answer

apropos