Chapter 7 Exam

Question 1

Hidden files are files that begin with what character?

A dash (-)
A plus (+)
A period (.)
An asterisk (*)

Answer 1

A period (.)

Question 2

What option for the ls command will display all files, including hidden files?

• L
• H
• w
• a

Answer 2

-a

Question 3

The top-level directory on a Linux system is represented as:

/
C:
/home
/root

Answer 3

/

Question 4

Is the following path absolute or relative?

/etc/ppp

Absolute
Relative

Answer 4

Absolute

Question 5

Is the following path absolute or relative?

sysadmin/Documents

Relative
Absolute

Answer 5

Relative

Question 6

Is the following path absolute or relative?

../../home/sysadmin

Relative
Absolute

Answer 6

Relative

Question 7

The tilde (~) is used to represent:

A user’s home directory
Any two single characters
The directory above the current working directory
Nothing; it has no special meaning

Answer 7

A user’s home directory

Question 8

Which of the following commands can be used to access the home directory of the user “bob” while logged in as root? (choose two)

cd /home/bob
cd ~bob
cd &&
~bob

Answer 8

cd /home/bob

cd ~bob

Question 9

The double dot (..) can be used with the cd command to represent:

The directory above the current working directory
Nothing; it has no special meaning.
Any two single characters
A user’s home directory.

Answer 9

The directory above the current working directory

Question 10

The cd command by itself will take you to what directory?

The system root directory
None; it is not a valid command
The directory above the current working directory
Your home directory

Answer 10

Your home directory

Question 11

What command will allow you to change your current working directory?

chdir
list
cd
ls

Answer 11

cd

Question 12

The double dot (..) can be used to represent the directory…

…above the current directory.
…below the current directory.
…with any two single numbers.
…above the current directory only when using the cd command.

Answer 12

…above the current directory.

Question 13

The ls command without options or arguments…

…generates an error as this command requires arguments.
…lists the contents of the current directory.
…prompts for a directory to list.
…lists the contents of a user’s home directory.

Answer 13

…lists the contents of the current directory.

Question 14

The first character in a long listing (ls -l) indicates:

The permissions
If something is a file, directory, or symbolic link
The owner
The size

Answer 14

If something is a file, directory, or symbolic link

Question 15

Which option for the ls command, when used in conjunction with the -l option, will display human-readable sizes?

• M
• S
• H
• h

Answer 15

-h

Question 16

The ls command color codes results by default.
True or False?

True
False

Answer 16

False

Question 17

The command ls -S will sort files:

By size, smallest to largest
By number of symlinks, largest to smallest
By modification date, newest to oldest
By size, largest to smallest

Answer 17

By size, largest to smallest

Question 18

When using the cp command, you must provide both a source and a destination.

True or False?
True
False

Answer 18

True

Question 19

Which option(s) can be used to prevent cp from overwriting an existing file? (choose two)

• n
• N
• z
• i

Answer 19

• n

- i

Question 20

The command rm -r will…

remove a directory along with any files or subdirectories.
prompt for each confirmation before deleting each file in a directory.
remove only empty directories.
generate an error; -r isn’t a valid option.

Answer 20

remove a directory along with any files or subdirectories.

Question 21

Which option can be used with the rm command to prompt before deleting?

-i
I
-P
A

Answer 21

-i

Question 22

The rm command can delete multiple files at once.
True or False?

True
False

Answer 22

True

Question 23

Which of the following commands can be used to rename a file?

name
mv
rn
cp

Answer 23

mv

Question 24

The touch command can be used to: (choose two)

Create new files
Change a file’s name
Update the time stamp of existing files
Change ownership of a file

Answer 24

Create new files

Update the time stamp of existing files

Question 25

The whatis command is the same as man -w.

false
true

Answer 25

false