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LPI 010-160 Practice Test - Questions Answers, Page 7

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List of questions

Question 61

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What is the purpose of the PATH environment variable?

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Question 62

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Which of the following commands sets the variable USERNAME to the value bob?

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Question 63

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FILL BLANK

What command displays manual pages? (Specify ONLY the command without any path or parameters.)

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Question 64

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Which command copies the contents of the directory /etc/, including all sub-directories, to /root/?

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Question 65

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Which of the following commands puts the lines of the file data.csv into alphabetical order?

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Question 66

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Which of the following examples shows the general structure of a for loop in a shell script?

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Question 67

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Which operator in a regular expression matches the preceding character either zero or one time?

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Question 68

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The file script.sh in the current directory contains the following content:

#!/bin/bash echo $MYVAR

The following commands are used to execute this script:

MYVAR=value

./script.sh

The result is an empty line instead of the content of the variable MYVAR. How should MYVAR be set in order to make script.sh display the content of MYVAR?

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Question 69

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What is the return value of a shell script after successful execution?

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Question 70

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Which of the following commands creates the ZIP archive poems.zip containing all files in the current directory whose names end in .txt?

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