Question 1

Match each term with the correct statement below.
-The information that is processed by the command during execution.

Accepted Answer

A)  hashpling
B)  tee
C)  environment variables
D)  stdin
E)  stderrF) decision constructG) shell scriptsH) stdoutI) file descriptorsJ) A) and G)
K) D) and E)

Question 2

What is a decision construct? What is the most common type of decision construct, and what is the syntax for using it?

Accepted Answer

Decision constructs are the most common ...

Question 3

If you have ____ permission to a shell script, you can execute the shell script like any other executable program on the system.

Accepted Answer

A)   read
B)   write and read
C)   execute
D)   read and executeE) B) and D)
F) None of the above

Question 4

Describe the while construct. How and why is it used?

Accepted Answer

The while construct is a common loop con...

Question 5

A case construct must be ended by ____________________.

Accepted Answer

The answer of A case construct must be ended by...

Question 6

You are limited to using one pipe | metacharacter on the command line to pipe information from one command to another command.

Accepted Answer

A) True 
 B)False

Question 7

What are shell scripts? Why and how are they executed?

Accepted Answer

The BASH shell has the ability to execut...

Question 8

In a decision construct, you can have an unlimited number of if then statements. _________________________

Accepted Answer

A) True 
 B)False  False

Question 9

The ____ command counts the number of lines, words, and characters in a file.

Accepted Answer

A)   pr
B)   nl
C)   tr
D)   wcE) A) and C)
F) B) and C)

Question 10

You can use the sed command to remove unwanted lines of text.

Accepted Answer

A) True 
 B)False

Question 11

The test statement ____ would be used to determine if A is numerically greater than B.

Accepted Answer

A)   [ A -g B ]
B)   [ A -ge B ]
C)   [ A -gt B ]
D)   [ A +eq B ]E) A) and D)
F) A) and C)

Question 12

What are shell variables? What are environment and user-defined variables?

Accepted Answer

A BASH shell has several variables in memory at any one time. Recall that a variable is simply a reserved portion of memory containing information that might be accessed. Most variables in the shell are referred to as environment variables because they are typically set by the system and contain information that the system and programs access regularly. Users can also create their own custom variables. These variables are called user-defined variables. In addition to these two types of variables, special variables are available that are useful when executing commands and creating new files and directories.

Question 13

The ____________________ environment variable contains a list of directories to search for executable programs.

Accepted Answer

The answer of The ____________________ environment variable contains a list...

Question 14

Match each term with the correct statement below.
-Constructs that alter the flow of a program based on whether a command in the program completed successfully or based on a decision that the user makes given a question posed by the program.

Accepted Answer

A)  hashpling
B)  tee
C)  environment variables
D)  stdin
E)  stderrF) decision constructG) shell scriptsH) stdoutI) file descriptorsJ) F) and G)
K) D) and F)

Question 15

The ____ escape sequence represents a form feed.

Accepted Answer

A)

B)   \f
C)   /f
D)   /nE) B) and C)
F) A) and D)

Question 16

The ____ command could be used to view the contents of the environment variable that represents the BASH shell prompt.

Accepted Answer

A)   ls $PWD
B)   echo #PWD
C)   echo $PS1
D)   ls #PS1E) A) and B)
F) B) and C)

Question 17

Given the syntax command && command, the command on the left of the && construct is executed only if the command on the right of the && construct completed successfully.

Accepted Answer

A) True 
 B)False

Question 18

The ____ command can be used to extract, manipulate, and format text using pattern-action statements.

Accepted Answer

A)   sed
B)   grep
C)   awk
D)   nlE) None of the above
F) B) and C)

Question 19

Most configuration files on Linux systems are delimited using ____ characters.

Accepted Answer

A)   tab
B)   colon
C)   space
D)   semicolonE) B) and C)
F) A) and D)

Question 20

Users can create their own custom variables, called shell variables. _________________________

Accepted Answer

A) True 
 B)False  False

Exam 7: Working With the Bash Shell

Match each term with the correct statement below. -The information that is processed by the command during execution.

Correct Answer
verified

What is a decision construct? What is the most common type of decision construct, and what is the syntax for using it?

Correct Answer
verified
Decision constructs are the most common ...
View Answer

If you have ____ permission to a shell script, you can execute the shell script like any other executable program on the system.

Correct Answer
verified

Describe the while construct. How and why is it used?

Correct Answer
verified
The while construct is a common loop con...
View Answer

A case construct must be ended by ____________________.

Correct Answer
verified

You are limited to using one pipe | metacharacter on the command line to pipe information from one command to another command.

Correct Answer
verified

What are shell scripts? Why and how are they executed?

Correct Answer
verified
The BASH shell has the ability to execut...
View Answer

In a decision construct, you can have an unlimited number of if then statements. _________________________

Correct Answer
verified
False

The ____ command counts the number of lines, words, and characters in a file.

Correct Answer
verified

You can use the sed command to remove unwanted lines of text.

Correct Answer
verified

The test statement ____ would be used to determine if A is numerically greater than B.

Correct Answer
verified

What are shell variables? What are environment and user-defined variables?

The ____________________ environment variable contains a list of directories to search for executable programs.

Correct Answer
verified

Match each term with the correct statement below. -Constructs that alter the flow of a program based on whether a command in the program completed successfully or based on a decision that the user makes given a question posed by the program.

Correct Answer
verified

The ____ escape sequence represents a form feed.

Correct Answer
verified

The ____ command could be used to view the contents of the environment variable that represents the BASH shell prompt.

Correct Answer
verified

Given the syntax command && command, the command on the left of the && construct is executed only if the command on the right of the && construct completed successfully.

Correct Answer
verified

The ____ command can be used to extract, manipulate, and format text using pattern-action statements.

Correct Answer
verified

Most configuration files on Linux systems are delimited using ____ characters.

Correct Answer
verified

Users can create their own custom variables, called shell variables. _________________________

Correct Answer
verified
False

Exam 7: Working With the Bash Shell

Match each term with the correct statement below. -The information that is processed by the command during execution.

Correct AnswerverifiedShow Answer

What is a decision construct? What is the most common type of decision construct, and what is the syntax for using it?

Correct AnswerverifiedDecision constructs are the most common ...View AnswerShow Answer

If you have ____ permission to a shell script, you can execute the shell script like any other executable program on the system.

Correct AnswerverifiedShow Answer

Describe the while construct. How and why is it used?

Correct AnswerverifiedThe while construct is a common loop con...View AnswerShow Answer

A case construct must be ended by ____________________.

Correct AnswerverifiedShow Answer

You are limited to using one pipe | metacharacter on the command line to pipe information from one command to another command.

Correct AnswerverifiedShow Answer

What are shell scripts? Why and how are they executed?

Correct AnswerverifiedThe BASH shell has the ability to execut...View AnswerShow Answer

In a decision construct, you can have an unlimited number of if then statements. _________________________

Correct AnswerverifiedFalse

The ____ command counts the number of lines, words, and characters in a file.

Correct AnswerverifiedShow Answer

You can use the sed command to remove unwanted lines of text.

Correct AnswerverifiedShow Answer

The test statement ____ would be used to determine if A is numerically greater than B.

Correct AnswerverifiedShow Answer

What are shell variables? What are environment and user-defined variables?

The ____________________ environment variable contains a list of directories to search for executable programs.

Correct AnswerverifiedShow Answer

Match each term with the correct statement below. -Constructs that alter the flow of a program based on whether a command in the program completed successfully or based on a decision that the user makes given a question posed by the program.

Correct AnswerverifiedShow Answer

The ____ escape sequence represents a form feed.

Correct AnswerverifiedShow Answer

The ____ command could be used to view the contents of the environment variable that represents the BASH shell prompt.

Correct AnswerverifiedShow Answer

Given the syntax command && command, the command on the left of the && construct is executed only if the command on the right of the && construct completed successfully.

Correct AnswerverifiedShow Answer

The ____ command can be used to extract, manipulate, and format text using pattern-action statements.

Correct AnswerverifiedShow Answer

Most configuration files on Linux systems are delimited using ____ characters.

Correct AnswerverifiedShow Answer

Users can create their own custom variables, called shell variables. _________________________

Correct AnswerverifiedFalse

Correct Answer
verified

Correct Answer
verified
Decision constructs are the most common ...
View Answer

Correct Answer
verified

Correct Answer
verified
The while construct is a common loop con...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
The BASH shell has the ability to execut...
View Answer

Correct Answer
verified
False

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
False