Lpi LPI Linux Essentials 010-100 Questions & Answers

• Question 51:

  The script, script.sh, consists of the following lines:

  #!/bin/bash

  echo $2 $1

  Which output will appear if the command, ./script.sh test1 test2, is entered?

  A. test1 test2

  B. test2 test1

  C. script.sh test2

  D. script.sh test1

  E. test1 script.sh

  Correct Answer: B

• Question 52:

  Which of the following commands will output all of the lines with the name Fred in upper or lower case but not the word red from the file data_file?(Choose two)

  A. grep -v fred data_file

  B. grep '[f]red' data_file

  C. egrep fred data_file

  D. grep '[Ff]red' data_file

  E. grep -i fred data_file

  Correct Answer: DE

• Question 53:

  What command would you use to get comprehensive documentation about any command in Linux?

  A. help command

  B. echo command

  C. locate command

  D. man command

  E. get command

  Correct Answer: D

• Question 54:

  Which command lists all files in the current directory that start with a capital letter?

  A. ls [A-Z]*

  B. ls A-Z

  C. ls A-Z*

  D. ls --uppercasefiles

  E. list-uppercase-files

  Correct Answer: A

• Question 55:

  While deleting all files beginning with the letter a there was still the file Access.txt left. Assuming that it had the correct ownership, why was it not deleted?

  A. Files with extensions need a different treatment.

  B. rm had to be called with the option -R to delete all files.

  C. The file Access.txt was probably opened by another application.

  D. The file Access.txt was hidden.

  E. Linux file names are case sensitive.

  Correct Answer: E

• Question 56:

  Which command is used to make a shell variable known to subsequently executed programs?

  A. export

  B. announce

  C. env

  D. transfer

  E. mv

  Correct Answer: A

• Question 57:

  Which of the following is an example of globbing?

  A. ls /etc/ 2> files.txt

  B. ls /etc/ > files.txt

  C. ls /etc/*.txt

  D. ls /etc/ | more

  Correct Answer: C

• Question 58:

  Which command shows all of the directories that the shell searches for programs?

  A. less $PWD

  B. echo $PATH

  C. more $ALL_PATH

  D. get $PATH

  E. cat $PATH

  Correct Answer: B

• Question 59:

  Which of the following programs is used to search for files in a file system?

  A. locate

  B. showfiles

  C. flocate

  D. search

  E. findfiles

  Correct Answer: A

• Question 60:

  Which of the following commands will display a list all files in the current directory including the hidden files?

  A. ls -a

  B. ls --hidden

  C. ls -h D. ls--a

  Correct Answer: A