Lpi LPI Certifications 101-500 Questions & Answers

• Question 71:

  When in Normal mode invi, which character can be used to begin a reverse search of the text?

  A. ?

  B. /

  C. F

  D. r

  Correct Answer: A

• Question 72:

  Which of the following is a limitation of the cut command?

  A. Thecutcommand can only select output by field position.

  B. Thecutcommand cannot reorder fields.

  C. Thecutcommand only works on ASCIItext.

  D. Thecutcommand cannot use different input and output delimiters.

  Correct Answer: B

• Question 73:

  Which of the following commands will change all CR-LF pairs in an imported text file, userlist.txt, to Linux standard LF characters and store it as newlist.txt?

  A. tr `\r\n' `' < userlist.txt > newlist.txt

  B. tr `\n\r' `' < newlist.txt > userlist.txt

  C. tr `\r' < userlist.txt > newlist.txt

  D. tr `\r' `\n' userlist.txt newlist.txt

  E. tr `^M' `^J' userlist.txt newlist.txt

  Correct Answer: C

• Question 74:

  Which of the following shell commands makes the already defined variable TEST visible to new child processes? (Choose two.)

  A. visible TEST

  B. declare +x TEST

  C. declare TEST

  D. export TEST

  E. export TEST

  Correct Answer: D

• Question 75:

  Which of the following commands changes all occurrences of the word "bob" in file data to "Bob" and prints the result to standard output?

  A. sed`/bob/Bob' data

  B. sed`s/bob/Bob/g' data

  C. sed`s/bob/Bob/' data

  D. sed`/bob/Bob/' data

  E. sed`s/bob,Bob/' data

  Correct Answer: B

• Question 76:

  Which of the following are modes of the vi editor? (Choose two.)

  A. edit mode

  B. insert mode

  C. change mode

  D. review mode

  E. command mode

  Correct Answer: BE

• Question 77:

  When piping the output of find to the xargs command, what option to find is useful if the filenames have spaces in them?

  A. ep-space

  B. rint0

  C. ospace

  D. gnore-space

  Correct Answer: B

• Question 78:

  Pressing the Ctrl-C combination on the keyboard while a command is executing in the foreground sends which of the following signal codes?

  A. 1(SIGHUP)

  B. 2(SIGINT)

  C. 3(SIGQUIT)

  D. 9(SIGKILL)

  E. 15(SIGTERM)

  Correct Answer: B

• Question 79:

  Which signal is sent by the kill command by default?

  A. SIGHUP(1)

  B. SIGQUIT(3)

  C. SIGKILL(9)

  D. SIGTERM(15)

  Correct Answer: D

• Question 80:

  Which of the following command lines creates or, in case it already exists, overwrites a file called data with the output of ls?

  A. ls 3> data

  B. ls >and data

  C. ls > data

  D. ls >> data

  Correct Answer: C