
OSCN
Quiz
•
Computers
•
University
•
Practice Problem
•
Easy
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Which environment variable contains a list of directories that is searched for commands to execute?
PS1
PS2
EXEC
PATH
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Select the command that can report the location of a command:
o what
o which
o where
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A pair of single quotes (') will prevent the shell from interpreting any metacharacter.
True or False?
o True
o False
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. A pair of double quotes (") will prevent the shell from interpreting any metacharacter.
True or False?
o True
o False
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Using a pair of back quotes (`) will cause a shell to execute the back-quoted text as a command and substitute the output back into the original command.
True or False?
o True
o False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. The semicolon (;) can be used to separate multiple commands to be executed in order.
True or False?
o True
o False
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. The double ampersand characters (&& ) are used to separate commands to be executed conditionally, where if the command to the left of the ampersands fails, then the command to the right of the ampersands will be executed.
True or False?
o True
o False
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