Workbook 2 Filesystem Basics: Chapter 2 Important Directories

Question 1

True or false?

For user bob, his home directory is always /home/bob

Answer 1

True [15]

Question 2

What is the superuser’s home directory?

Answer 2

/root [15]

Question 3

What is the purpose of the /tmp directory?

Give an example of when you might use it.

Answer 3

For personal space in their home directories,

users are given access to shared “scratch” space [16]

Question 4

How are virtually all aspects of a Linux system configured?

Answer 4

can be configured in some fashion by editing a configuration file [16]

Question 5

True or false?

Ordinary users cannot read any files in the /etc directory.

Answer 5

True!

ordinary users cannot modify the files in /etc (or even read them, in some cases) [16]

Question 6

What is the difference between the
/bin
and
/usr/bin directories?

Answer 6

Core utilities like ls, cd, cp, mv and the vi text editor go in the /bin

Supplementary utilities like compilers, your web browser and office suite go in /usr/bin [16]

Question 7

What is the difference between the
/sbin
and
/usr/sbin directories?

Answer 7

For super user or root
These include commands for attaching and removing hardware, for starting and stopping the system, and for performing system maintenance. [17]

Question 8

Give examples of three kinds of files found in the /var directory.

Answer 8

Some files, however, change frequently
incoming/outgoing email
system logs, 
news group collections,
 web sites,
 ftp file archives [17]

Question 9

What is the significance of the following command line’s output?
which cp

Answer 9

Displays the FQN of the PROGRAM command file that will be used if the user runs the command. [18]

Question 10

What does the following command line do?

touch me touch me

Answer 10

touch command creates a file touch and me