Question 1

To display the contents of a text file called data, what command should be used?

Accepted Answer

A)  disp data 
B)  ls data 
C)  ls -l data 
D)  cat data 
A)  disp data 
B)  ls data 
C)  ls -l data 
D)  cat data

Question 2

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

Accepted Answer

A) True 
 B)False

Question 3

What two characters below should not be used in filenames?​

Accepted Answer

A)  ​_ 
B)  ​. 
C)  ​$ 
D)  ​* 
A)  ​_ 
B)  ​. 
C)  ​$ 
D)  ​*

Question 4

What command is most effective at identifying different types of files?​

Accepted Answer

A)  stat 
B)  ​ls -l 
C)  ​ll 
D)  ​file 
A)  stat 
B)  ​ls -l 
C)  ​ll 
D)  ​file

Question 5

In what mode does the vi editor open by default?​

Accepted Answer

A)  ​append mode 
B)  ​insert mode 
C)  ​overview mode 
D)  ​command mode 
A)  ​append mode 
B)  ​insert mode 
C)  ​overview mode 
D)  ​command mode

Question 6

​Match each correct item with the statement below.​
a.​Absolute pathname
b.command mode​
c.​concatenation
d.executable program​
e.​egrep command
f.​fgrep command
g.​grep command
h.​linked file
i.​named pipe file
j.regular expressions
-​A file that can be executed by the Linux operating system to run in memory as a process and perform a useful function.

Accepted Answer

The answer of ​Match each correct item with the statement...

Question 7

When issuing the ls -F command, what special character indicates a linked file?

Accepted Answer

A)  @ 
B)  * 
C)  & 
D)  = 
A)  @ 
B)  * 
C)  & 
D)  =

Question 8

​Match each correct item with the statement below.​
a.​Absolute pathname
b.command mode​
c.​concatenation
d.executable program​
e.​egrep command
f.​fgrep command
g.​grep command
h.​linked file
i.​named pipe file
j.regular expressions
-​A variant of the grep command used to search files for patterns, using extended regular expressions.

Accepted Answer

The answer of ​Match each correct item with the statement...

Question 9

In vi, using command mode, what ​series of key presses below will cause the line on which the cursor is on to be deleted?

Accepted Answer

A)  ​X 
B)  ​dd 
C)  ​yw 
D)  ​d 
A)  ​X 
B)  ​dd 
C)  ​yw 
D)  ​d

Question 10

​Match each correct item with the statement below.​
a.​Absolute pathname
b.command mode​
c.​concatenation
d.executable program​
e.​egrep command
f.​fgrep command
g.​grep command
h.​linked file
i.​named pipe file
j.regular expressions
-​A Linux command that searches files for patterns of characters using regular expression metacharacters. The command name is short for "global regular expression print."

Accepted Answer

The answer of ​Match each correct item with the statement...

Question 11

​Match each correct item with the statement below.​
a.​Absolute pathname
b.command mode​
c.​concatenation
d.executable program​
e.​egrep command
f.​fgrep command
g.​grep command
h.​linked file
i.​named pipe file
j.regular expressions
-​The special metacharacters used to match patterns of text within text files; they are commonly used by text tool commands, including grep.

Accepted Answer

The answer of ​Match each correct item with the statement...

Question 12

Select the command below that can be used to provide a long listing for each file in a directory:

Accepted Answer

A)  ls -T 
B)  ls -L 
C)  ls -F 
D)  ls -l 
A)  ls -T 
B)  ls -L 
C)  ls -F 
D)  ls -l

Question 13

Select the two ​filename extensions that are associated with C++ programming language source code files:

Accepted Answer

A)  ​.c 
B)  ​.cc 
C)  ​.cpp 
D)  ​.c++ 
A)  ​.c 
B)  ​.cc 
C)  ​.cpp 
D)  ​.c++

Question 14

Text wildcards used to ease the searching of specific text information are called _________________________.

Accepted Answer

regular ex

Question 15

To display a text file in reverse order, what command should be used?​

Accepted Answer

A)  ​cat 
B)  ​tac 
C)  ​tee 
D)  ​sed 
A)  ​cat 
B)  ​tac 
C)  ​tee 
D)  ​sed

Question 16

Describe the difference between named pipe files and socket files.​

Accepted Answer

Named pipe files are uncommon and used p

Question 17

Select below the command and the associated alias available on most Linux systems that displays ​a long listing for each file in a directory?

Accepted Answer

A)  ​ls -F 
B)  ​lf 
C)  ​ls -l 
D)  ​ll 
A)  ​ls -F 
B)  ​lf 
C)  ​ls -l 
D)  ​ll

Question 18

Which switch below can be added to the ls command to show a list of files and their type?

Accepted Answer

A)  -T 
B)  -L 
C)  -F 
D)  -l 
A)  -T 
B)  -L 
C)  -F 
D)  -l

Question 19

What two regular expression characters can be used to match the characters at the beginning or end of a line, respectively?

Accepted Answer

A)  ​. 
B)  ​^ 
C)  ​$ 
D)  ​+ 
A)  ​. 
B)  ​^ 
C)  ​$ 
D)  ​+

Question 20

​At the vi command mode prompt, what key combination below will force a quit from the vi editor without saving changes?

Accepted Answer

A)  ​:q 
B)  ​:q! 
C)  ​:exit 
D)  ​:! 
A)  ​:q 
B)  ​:q! 
C)  ​:exit 
D)  ​:!

To display the contents of a text file called data, what command should be used?

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

What two characters below should not be used in filenames?

What command is most effective at identifying different types of files?

In what mode does the vi editor open by default?

When issuing the ls -F command, what special character indicates a linked file?

In vi, using command mode, what series of key presses below will cause the line on which the cursor is on to be deleted?

Select the command below that can be used to provide a long listing for each file in a directory:

Select the two filename extensions that are associated with C++ programming language source code files:

Text wildcards used to ease the searching of specific text information are called _________________________.

To display a text file in reverse order, what command should be used?

Describe the difference between named pipe files and socket files.

Select below the command and the associated alias available on most Linux systems that displays a long listing for each file in a directory?

Which switch below can be added to the ls command to show a list of files and their type?

What two regular expression characters can be used to match the characters at the beginning or end of a line, respectively?

At the vi command mode prompt, what key combination below will force a quit from the vi editor without saving changes?

Introduction to Linux

Linux Installation and Usage

Linux Filesystem Management

Linux Filesystem Administration

Linux Server Deployment

Working With the Bash Shell

System Initialization and X Windows

Managing Linux Processes

Common Administrative Tasks

Compression, System Backup, and Software Installation

Network Configuration

Configuring Network Services

Troubleshooting, Performance, and Security

Filters

Exam 3: Exploring Linux Filesystems

To display the contents of a text file called data, what command should be used?

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

What two characters below should not be used in filenames?​

What command is most effective at identifying different types of files?​

In what mode does the vi editor open by default?​

When issuing the ls -F command, what special character indicates a linked file?

In vi, using command mode, what ​series of key presses below will cause the line on which the cursor is on to be deleted?

Select the command below that can be used to provide a long listing for each file in a directory:

Select the two ​filename extensions that are associated with C++ programming language source code files:

Text wildcards used to ease the searching of specific text information are called _________________________.

To display a text file in reverse order, what command should be used?​

Describe the difference between named pipe files and socket files.​

Select below the command and the associated alias available on most Linux systems that displays ​a long listing for each file in a directory?

Which switch below can be added to the ls command to show a list of files and their type?

What two regular expression characters can be used to match the characters at the beginning or end of a line, respectively?

​At the vi command mode prompt, what key combination below will force a quit from the vi editor without saving changes?

Introduction to Linux

Linux Installation and Usage

Linux Filesystem Management

Linux Filesystem Administration

Linux Server Deployment

Working With the Bash Shell

System Initialization and X Windows

Managing Linux Processes

Common Administrative Tasks

Compression, System Backup, and Software Installation

Network Configuration

Configuring Network Services

Troubleshooting, Performance, and Security

Filters

What two characters below should not be used in filenames?

What command is most effective at identifying different types of files?

In what mode does the vi editor open by default?

In vi, using command mode, what series of key presses below will cause the line on which the cursor is on to be deleted?

Select the two filename extensions that are associated with C++ programming language source code files:

To display a text file in reverse order, what command should be used?

Describe the difference between named pipe files and socket files.

Select below the command and the associated alias available on most Linux systems that displays a long listing for each file in a directory?

At the vi command mode prompt, what key combination below will force a quit from the vi editor without saving changes?