Module 3 Review Quiz

Question 1

A directory is a type of file. True or False?

a. True
b. False

Answer 1

a. True

Question 2

Which command would a user type on the command line to find out the current directory in the directory tree?
a. pd
b. cd
c. where
d. pwd

Answer 2

d. pwd

Question 3

Which of the following is an absolute pathname? (Choose all that apply.)

a. Home/resume
b. C:\myfolder\resume
c. resume
d. /home/resume
e. C:home/resume

Answer 3

b. C:\myfolder\resume
d. /home/resume

Question 4

A special device file is used to ___________.
a. enable proprietary custom-built devices to work with Linux

b. represent hardware devices such as hard disk drives and ports

c. keep a list of device settings specific to each individual user

d. do nothing in Linux

Answer 4

b. represent hardware devices such as hard disk drives and ports

Question 5

If a user’s current directory is /home/mary/project1, which command could she use to move to the etc directory directly under the root?

a. cd ..	
b. cd /home/mary/etc	
c. cd etc	
d. cd /etc	
e. cd \etc

Answer 5

d. cd /etc

Question 6

After typing the ls –a command, you notice a file whose filename begins with a dot ( . ). What does this mean?

a. It is a binary file.

b. It is a system file.

c. It is a file in the current directory.

d. It is a hidden file.

Answer 6

d. It is a hidden file.

Question 7

After typing the ls –F command, you notice a filename that ends with an * (asterisk) character. What does this mean?

a. It is a hidden file. 	
b. It is a linked file.	
c. It is a special device file.	
d. It is an executable file.

Answer 7

d. It is an executable file.

Question 8

The vi editor can function in which two of the following modes? (Choose both that apply.)

a. text
b. command
c. input
d. interactive
e. insert

Answer 8

b. command
e. insert

Question 9

The less command offers less functionality than the more command. True or False?
a. True
b. False

Answer 9

b. False

Question 10

Which command searches for and displays any text contents of a binary file?

a. text 
b. strings	
c. od	
d. less

Answer 10

b. strings

Question 11

How can a user switch from insert mode to command mode when using the vi editor?

a. Press the Ctrl+Alt+Del keys simultaneously.

b. Press the Del key.

c. Type a : character.

d. Press the Esc key.

Answer 11

d. Press the Esc key.

Question 12

If “resume” is the name of a file in the home directory off the root of the filesystem and your present working directory is home, what is the relative name for the file named resume?

a. /home/resume	 
b. /resume	
c. resume	
d. \home\resume

Answer 12

c. resume

Question 13

What will the following wildcard regular expression return: file[a-c]?

a. filea-c	 
b. filea, filec	
c. filea, fileb, filec	
d. fileabc

Answer 13

c. filea, fileb, filec

Question 14

What will typing q! at the : prompt in command mode do when using the vi editor?

a. quit as no changes were made

b. quit after saving any changes

c. nothing because the ! is a etacharacter

d. quit without saving any changes

Answer 14

d. quit without saving any changes

Question 15

A user types the command head /poems/mary. What will be displayed on the terminal screen?

a. the first line of the file mary

b. the header for the file mary

c. the first 20 lines of the file mary

d. the last 10 lines of the file mary

e. the first 10 lines of the file mary

Answer 15

e. the first 10 lines of the file mary

Question 16

The tac command _________.

a. is not a valid Linux command.

b. displays the contents of hidden files .

c. displays the contents of a file in reverse order last word on the line first and first word on the line last.

d. displays the contents of a file in reverse order last line first and first line last.

Answer 16

d. displays the contents of a file in reverse order last line first and first line last.

Question 17

How can you specify a text pattern that must be at the beginning of a line of text using a regular expression?

a. Precede the string with a /.

b. Follow the string with a .

c. Precede the string with a $.

d. Precede the string with a ^.

Answer 17

d. Precede the string with a ^.

Question 18

Linux has only one root directory per directory tree. True or False?

a. True
b. False

Answer 18

a. True

Question 19

Using wildcard metacharacters, how can you indicate a character that is not an a or b or c or d?

a. [^abcd] 	
b. not [a-d]	
c. [!a-d]	
d. !a-d

Answer 19

c. [!a-d]

Question 20

A user typed in the command pwd and saw the output: /home/jim/sales/pending. How could that user navigate to the /home/jim directory?

a. cd ..	
b. cd /jim 	
c. cd ../..	
d. cd ./.

Answer 20

c. cd ../..