Lpi LPI Certifications 101-400 Questions & Answers

• Question 101:

  Which of the following files, located in the user home directory, is used to store the Bash history?

  A. .bash_history

  B. .bash_histfile

  C. .history

  D. .bashrc_history

  E. .history_bash

  Correct Answer: A

• Question 102:

  Which of the following commands displays the contents of a gzip compressed tar archive?

  A. gzip archive.tgz | tar xvf

  B. tar ztf archive.tgz

  C. gzip -d archive.tgz | tar tvf

  D. tar cf archive.tgz

  Correct Answer: B

• Question 103:

  Which grep command will print only the lines that do not end with a / in the file foo?

  A. grep '/$' foo

  B. grep '/#' foo

  C. grep -v '/$' foo

  D. grep -v '/#' foo

  Correct Answer: C

• Question 104:

  In the vi editor, how can commands such as moving the cursor or copying lines into the buffer be issued multiple times or applied to multiple rows?

  A. By using the command :repeat followed by the number and the command.

  B. By specifying the number right in front of a command such as 4l or 2yj.

  C. By selecting all affected lines using the shift and cursor keys before applying the command.

  D. By issuing a command such as :set repetition=4 which repeats every subsequent command 4 times.

  Correct Answer: B

• Question 105:

  What does the ? symbol within regular expressions represent?

  A. Match the preceding qualifier one or more times.

  B. Match the preceding qualifier zero or more times.

  C. Match the preceding qualifier zero or one times.

  D. Match a literal ? character.

  Correct Answer: C

• Question 106:

  Which of the following commands moves and resumes in the background the last stopped shell job?

  A. run

  B. bg

  C. fg

  D. back

  Correct Answer: B

• Question 107:

  What is the effect of the egrep command when the -v option is used?

  A. It enables color to highlight matching parts.

  B. It only outputs non-matching lines.

  C. It shows the command's version information.

  D. It changes the output order showing the last matching line first.

  Correct Answer: B

• Question 108:

  What is the difference between the i and a commands of the vi editor?

  A. i (interactive) requires the user to explicitly switch between vi modes whereas a (automatic) switches modes automatically.

  B. i (insert) inserts text before the current cursor position whereas a (append) inserts text after the cursor.

  C. i (independent rows) starts every new line at the first character whereas a (aligned rows) keeps the indentation of the previous line.

  D. i (interrupt) temporarily suspends editing of a file to the background whereas a (abort) terminates editing.

  Correct Answer: B

• Question 109:

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

  A. file /tmp/myfile.txt

  B. echo "Hello" >/tmp/myfile.txt

  C. sed -ie "s/1/2/" /tmp/myfile.txt

  D. echo -n "Hello" >>/tmp/myfile.txt

  E. touch /tmp/myfile.txt

  Correct Answer: A

• Question 110:

  What is the default nice level when a process is started using the nice command?

  A. -10

  B. 10

  C. 20

  D. 0

  Correct Answer: B