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Question No.61

Which of the following characters can be combined with a separator string in order to read from the current input source until the separator string, which is on a separate line and without any trailing spaces, is reached?

1. lt;lt;

2. lt;|

3. !lt;

4. amp;lt;

Correct Answer: A

Question No.62

Which of the following commands will NOT update the modify timestamp on the file /tmp/myfile.txt?

1. file /tmp/myfile.txt

2. echo quot;Helloquot; gt;/tmp/myfile.txt

3. sed -ie quot;s/1/2/quot; /tmp/myfile.txt

4. echo -n quot;Helloquot; gt;gt;/tmp/myfile.txt

5. touch/tmp/myfile.txt

Correct Answer: A

Question No.63

Which of the following explanations are valid reasons to run a command in the background of your shell?

1. The command does not need to execute immediately.

2. The command has to run immediately but the user needs to log out.

3. The system is being shut down and the command needs to restart execution immediately after the reboot.

4. The command can run at a lower priority than normal commands run on the command line.

Correct Answer: B

Question No.64

Which signal is missing from the following command that is commonly used to instruct a daemon to reinitialize itself, including reading configuration files?

killall -s daemon

Correct Answer: HUP, SIGHUP, 1

Question No.65

Which of the following command sets the Bash variable named TEST with the content FOO?

1. set TEST=quot;FOOquot;

2. TEST = quot;FOOquot;

3. var TEST=quot;FOOquot;

4. TEST=quot;FOOquot;

Correct Answer: D

Question No.66

In a nested directory structure, which find command line option would be used to restrict the command to searching down a particular number of subdirectories?

1. -dirmax

2. -maxdepth

3. -maxlevels

4. -n

5. -s

Correct Answer: B

Question No.67

What command will generate a list of user names from /etc/passwd along with their login shell?

1. column -s : 1,7 /etc/passwd

2. chop -c 1,7 /etc/passwd

3. colrm 1,7 /etc/passwd

4. cut -d: -f1,7 /etc/passwd

Correct Answer: D

Question No.68

What is the default action of the split command on an input file?

1. It will break the file into new files of 1,024 byte pieces each.

2. It will break the file into new files of 1,000 line pieces each.

3. It will break the file into new files of 1,024 kilobyte pieces each.

4. It will break the file into new files that are no morethan 5% of the size of the original file.

Correct Answer: B

Question No.69

In compliance with the FHS, in which of the directories are man pages found?

1. /usr/share/man

2. /opt/man

3. /usr/doc/

4. /var/pkg/man

5. /var/man

Correct Answer: A

Question No.70

Which character, added to the end of a command, runs that command in the background as a child process of the current shell?

A. !

B.

1. amp;

2. %

3. #

Correct Answer: C

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