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LPI 102-500 Practice Test - Questions Answers, Page 3

Question list

List of questions

Question 21

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Which of the following SQL statements will select the fields name and address from the contacts table?

Question 22

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Which directory in /etc is used to keep a sample copy of files and directories for when a new user has a home directory created? (Please provide the full path)

Question 23

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Which of the following configuration files should be modified to set default shell variables for all users?

Question 24

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Which of the following is the best way to list all defined shell variables?

Question 25

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Which command allows you to make a shell variable visible to subshells?

Question 26

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Which of the following words is used to restrict the records that are returned from a SELECT query based on a supplied criteria for the values in the records?

Question 27

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What benefit does an alias in bash provide?

Question 28

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You are looking into a new script you received from your senior administrator. In the very first line you notice a #! followed by a file path. This indicates that:

Question 29

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What keyword is missing from this code sample of a shell script? ____ i in *.txt; do echo $i done

Question 30

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Which file used by XDM specifies the default wallpaper?

Question 21

Which of the following SQL statements will select the fields name and address from the contacts table?

SELECT (name, address) FROM contacts;

SELECT (name address) FROM contacts;

SELECT name, address FROM contacts;

SELECT name address FROM contacts;

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Question 22

Which directory in /etc is used to keep a sample copy of files and directories for when a new user has a home directory created? (Please provide the full path)

/etc/skel,/etc/skel/

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Question 23

Which of the following configuration files should be modified to set default shell variables for all users?

/etc/bashrc

/etc/profile

~/.bash_profile

/etc/.bashrc

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Question 24

Which of the following is the best way to list all defined shell variables?

env

set

env -a

echo $ENV

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Question 25

Which command allows you to make a shell variable visible to subshells?

export $VARIABLE

export VARIABLE

set $VARIABLE

set VARIABLE

env VARIABLE

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Question 26

Which of the following words is used to restrict the records that are returned from a SELECT query based on a supplied criteria for the values in the records?

LIMIT

FROM

WHERE

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Question 27

What benefit does an alias in bash provide?

It provides faster lookups for commands in the system directory.

It creates a local copy of a file from another directory.

It hides what command you are running from others.

It allows a string to be substituted for the first word of a simple command.

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Question 28

You are looking into a new script you received from your senior administrator. In the very first line you notice a #! followed by a file path. This indicates that:

The file at that location was used to make the script.

This script provides identical functionality as the file at that location.

This script will self-extract into a file at that location.

The program at that location will be used to process the script.

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