Question 1

Which is an extended regular expression metacharacter?&#10;A).&#10;B)[...]&#10;C)^&#10;D){}

Accepted Answer

{} is an extended regular expression metacharacter that allows specifying a precise number of repetitions of the preceding element. A curly brace enclosed range specifies minimum and maximum number of occurrences while a single curly brace specifies the exact number of occurrences.

Question 2

To move from the /home/joe/test/data to the /home/joe directory, use the ____ command.&#10;A)cd ..&#10;B)cd ../..&#10;C)/home/joe&#10;D)cd ./..

Accepted Answer

B

Question 3

The ls ____ command can be used to provide a long listing for each file in a certain directory.&#10;A)-T&#10;B)-L&#10;C)-F&#10;D)-l

Accepted Answer

The correct option is D because the "-l" option is used with the ls command to provide a long listing for each file in a certain directory. The long listing includes various details about each file, including file permissions, owner, group, size, and modification time.

Question 4

Linux uses a logical directory tree to organize files into different folders.

Accepted Answer

Linux file system uses a logical directory tree structure where all files and directories are organized under the root directory ("/").

Question 5

To display the contents of a file called data, use the command ____.&#10;A)disp data&#10;B)ls data&#10;C)ls -l data&#10;D)cat data

Accepted Answer

The "cat" command is used to display the contents of a file. The other options (A, B, and C) are not valid commands for displaying file contents.

Question 6

Using wildcard metacharacters, how can one indicate a number is 1 or 2 or 3 or 4?&#10;A)1-4&#10;B)[1-4]&#10;C)[1234]&#10;D)[1,2,3,4]

Accepted Answer

The square brackets indicate a character set, and the range inside the brackets [1-4] includes all numbers between 1 and 4 inclusive. The wildcard metacharacters used with the square brackets allow for any single digit in that range to be matched.

Question 7

Pressing the Esc key at the prompt while using the more command displays a help screen.

Accepted Answer

Pressing the Esc key while using the more command does not display a help screen; it typically has no effect or exits the more command, depending on the system. To get help in more, you usually press h.

Question 8

The ____ metacharacter can also be used to refer to the current user's home directory.&#10;A)~&#10;B)@&#10;C)&&#10;D)#

Accepted Answer

The tilde (~) metacharacter is used to refer to the current user's home directory.

Question 9

The more command should not be used on binary files.

Accepted Answer

The more command is used to display the contents of a file on the terminal. It is not recommended to use it on binary files as it may result in distorted output or even corrupt the file. Binary files are encoded in a specific way and cannot be displayed as text files. It is best to use specialized tools to view or manipulate binary files.

Question 10

The ____ editor is distributed with the GNOME environment.&#10;A)xemacs&#10;B)kedit&#10;C)emacs&#10;D)gedit

Accepted Answer

gedit is the default text editor for the GNOME environment, so it is the best choice for this question.

Question 11

You may access much of the functionality of ____ by using the function keys on the keyboard as described at the bottom of the screen.&#10;A)gedit&#10;B)mcedit&#10;C)emacs&#10;D)nedit

Accepted Answer

The answer of You may access much of the functionality...

Question 12

The ____ can be used with LISP artificial intelligence programming language and supports hundreds of keyboard functions like the vi editor.&#10;A)kedit editor&#10;B)mcedit editor&#10;C)emacs editor&#10;D)nedit editor

Accepted Answer

The answer of The ____ can be used with LISP...

Question 13

A linked file is followed by a(n)____.&#10;A)@&#10;B)*&#10;C)/&#10;D)=

Accepted Answer

The answer of A linked file is followed by a(n)____.&#10;A)@&#10;B)*&#10;C)/&#10;D)=...

Question 14

The command strings /bin/echo displays the binary characters inside the /bin/echo binary executable program.

Accepted Answer

The answer of The command strings /bin/echo displays the binary...

Question 15

The ____ command will confirm the directory that you are currently in on the system.&#10;A)dir&#10;B)pwd&#10;C)whereami&#10;D)ld

Accepted Answer

The answer of The ____ command will confirm the directory...

Question 16

To view a list of files and their type, use the ____ switch to the ls command.&#10;A)-T&#10;B)-L&#10;C)-F&#10;D)-l

Accepted Answer

The answer of To view a list of files and...

Question 17

The ____ command displays the last 10 lines of a text file.&#10;A)end -10&#10;B)head -10&#10;C)stop -10&#10;D)tail -10

Accepted Answer

The answer of The ____ command displays the last 10...

Question 18

Most files on a Linux system that contain configuration information are ____ files.&#10;A)system&#10;B)directory&#10;C)text&#10;D)program

Accepted Answer

The answer of Most files on a Linux system that...

Question 19

Your current directory is /home, and the contents of the directory are fred, john, and steve. If you type the command cd /home/s and then press the ____ key, the command cd /home/steve will be displayed on the terminal screen.

A)Alt
B)Tab
C)Ctrl
D)Esc

Accepted Answer

The answer of Your current directory is /home, and the...

Question 20

It is acceptable to use shell metacharacters when naming files.

Accepted Answer

The answer of It is acceptable to use shell metacharacters...

Question 21

When a user logs into their Linux system, he is placed in the _________________________ directory.

Accepted Answer

The answer of When a user logs into their Linux...

Question 22

Match between columns&#10;                        Premises: Displays the first 10 lines of a text file.&#10;Displays the first 10 lines of a text file.&#10;Displays the first 10 lines of a text file.&#10;Displays the first 10 lines of a text file.&#10;Displays the first 10 lines of a text file.&#10;Displays the first 10 lines of a text file.&#10;Displays the first 10 lines of a text file.&#10;Displays the first 10 lines of a text file.&#10;Displays the first 10 lines of a text file.&#10;Displays a file in reverse order.&#10;Displays a file in reverse order.&#10;Displays a file in reverse order.&#10;Displays a file in reverse order.&#10;Displays a file in reverse order.&#10;Displays a file in reverse order.&#10;Displays a file in reverse order.&#10;Displays a file in reverse order.&#10;Displays a file in reverse order.&#10;A file that contains the most recent entries at the bottom of the file.&#10;A file that contains the most recent entries at the bottom of the file.&#10;A file that contains the most recent entries at the bottom of the file.&#10;A file that contains the most recent entries at the bottom of the file.&#10;A file that contains the most recent entries at the bottom of the file.&#10;A file that contains the most recent entries at the bottom of the file.&#10;A file that contains the most recent entries at the bottom of the file.&#10;A file that contains the most recent entries at the bottom of the file.&#10;A file that contains the most recent entries at the bottom of the file.&#10;Displays lines of text that match extended regular expressions.&#10;Displays lines of text that match extended regular expressions.&#10;Displays lines of text that match extended regular expressions.&#10;Displays lines of text that match extended regular expressions.&#10;Displays lines of text that match extended regular expressions.&#10;Displays lines of text that match extended regular expressions.&#10;Displays lines of text that match extended regular expressions.&#10;Displays lines of text that match extended regular expressions.&#10;Displays lines of text that match extended regular expressions.&#10;Special file that serves as placeholders to organize other files.&#10;Special file that serves as placeholders to organize other files.&#10;Special file that serves as placeholders to organize other files.&#10;Special file that serves as placeholders to organize other files.&#10;Special file that serves as placeholders to organize other files.&#10;Special file that serves as placeholders to organize other files.&#10;Special file that serves as placeholders to organize other files.&#10;Special file that serves as placeholders to organize other files.&#10;Special file that serves as placeholders to organize other files.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Identifies a channel that passes information from one process in memory to another, and in some cases can be mediated by files on the hard drive.&#10;Files that have an association with one another.&#10;Files that have an association with one another.&#10;Files that have an association with one another.&#10;Files that have an association with one another.&#10;Files that have an association with one another.&#10;Files that have an association with one another.&#10;Files that have an association with one another.&#10;Files that have an association with one another.&#10;Files that have an association with one another.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that allows a process on another computer to write to a file on the local computer while another process reads from that file.&#10;A file that represents a device on the system, such as a hard disk or serial port.&#10;A file that represents a device on the system, such as a hard disk or serial port.&#10;A file that represents a device on the system, such as a hard disk or serial port.&#10;A file that represents a device on the system, such as a hard disk or serial port.&#10;A file that represents a device on the system, such as a hard disk or serial port.&#10;A file that represents a device on the system, such as a hard disk or serial port.&#10;A file that represents a device on the system, such as a hard disk or serial port.&#10;A file that represents a device on the system, such as a hard disk or serial port.&#10;A file that represents a device on the system, such as a hard disk or serial port.

Accepted Answer

The Answer of log file and special device file and is...

Question 23

In a file listing, the 9 characters following the file type (for example, -rwxr-xr-x )refer to the file's _________________________.

Accepted Answer

The answer of In a file listing, the 9 characters...

Question 24

Why is the vi editor called a bi-modal editor? Explain.

Accepted Answer

The answer of Why is the vi editor called a...

Question 25

An alternative to the vi editor that offers an equal set of functionality is the GNU _________________________.

Accepted Answer

The answer of An alternative to the vi editor that...

Question 26

What is the disadvantage of using the cat command to display a very large text file? How can you get around this problem?

Accepted Answer

The answer of What is the disadvantage of using the...

Question 27

Special metacharacters used to match patterns of text within text files are called _________________________.

Accepted Answer

The answer of Special metacharacters used to match patterns of...

Question 28

The ____ regular expression metacharacter matches 0 or more occurrences of the previous character.&#10;A)*&#10;B)?&#10;C)+&#10;D)^

Accepted Answer

The answer of The ____ regular expression metacharacter matches 0...

Question 29

What does the cd command do? What happens if you use this command without an argument?

Accepted Answer

The answer of What does the cd command do? What...

Question 30

List three differences between wildcard metacharacters and regular expressions.

Accepted Answer

The answer of List three differences between wildcard metacharacters and...

Question 31

The file .file.dat is an example of a(n)_________________________ file.

Accepted Answer

The answer of The file .file.dat is an example of...

Question 32

What is the difference between an absolute and a relative pathname? What is a benefit of each?

Accepted Answer

The answer of What is the difference between an absolute...

Deck 4: Exploring Linux Filesystems