Lpi LPI Certifications 101-400 Questions & Answers

• Question 41:

  Which of the following commands will produce the following output?

  

  A. jobs

  B. proclist

  C. netstat

  D. ps

  Correct Answer: D

• Question 42:

  Which of the following commands print the current working directory when using a Bash shell? (Choose two.)

  A. echo "${PWD}"

  B. echo "${WD}"

  C. pwd

  D. printwd

  E. echo "${pwd}"

  Correct Answer: AC

• Question 43:

  When using regular expressions, which of the following characters match the beginning of a line?

  A. ^

  B. ?

  C. *

  D. +

  E. $

  Correct Answer: A

• Question 44:

  Which of the following statements is correct for a command line ending with a and character?

  A. The command's output is redirected to /dev/null.

  B. The result of the command defines if the next command will be run.

  C. The command is run in background of the current shell.

  D. The command is run as a direct child of the init process.

  Correct Answer: C

• Question 45:

  What is the purpose of the xargs command?

  A. It passes arguments to an X server.

  B. It reads standard input (STDIN) and builds up command lines to execute.

  C. It helps shell scripts take variable argument lists.

  D. It asks a question, graphically, and returns the answer to the shell.

  E. It allows users to specify long options for commands that normally only accept short options.

  Correct Answer: B

• Question 46:

  Which of the following commands can be used to create a new file that is 100kB in size?

  A. dd

  B. file

  C. mkfile

  D. touch

  Correct Answer: A

• Question 47:

  Which option to the tee command will cause the output to be concatenated on the end of the output file instead of overwriting the existing file contents?

  A. -a

  B. -c

  C. --no-clobber

  D. --continue

  Correct Answer: A

• Question 48:

  Which of the following pieces of information of an existing file is changed when a hard link pointing to that file is created?

  A. File size

  B. Modify timestamp

  C. Link count

  D. Inode number

  E. Permissions

  Correct Answer: C

• Question 49:

  Which of the following commands are common Linux commands for file management? (Choose three correct answers.)

  A. copy

  B. mv

  C. move

  D. cp

  E. mkdir

  Correct Answer: BDE

• Question 50:

  Which of the following examples for Bash file globbing matches a file named root-can-do-this.txt when used in the directory holding that file? (Choose three correct answers.)

  A. root*can?do-this.{txt,odt}

  B. r[oOoO]t-can-do*.txt

  C. {root,user,admin}-can-??-this.txt

  D. root*can*do??this.txt

  E. root***{can,may}-do-this.[tT][xX][tT]

  Correct Answer: ABC