Download CompTIA Linux+ Powered by LPI 2.LX0-104.PracticeDumps.2017-12-14.120q.tqb

Vendor: CompTIA
Exam Code: LX0-104
Exam Name: CompTIA Linux+ Powered by LPI 2
Date: Dec 14, 2017
File Size: 352 KB
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Demo Questions

Question 1
What is true regarding the statement beginning with #! that is found in the first line of a script?
  1. It prevents the script from being executed until the ! is removed.
  2. It specifies the path and the arguments of the interpreter used to run the script.
  3. It is a comment that is ignored by the script.
  4. It specifies the character encoding of the script.
Correct answer: B
Question 2
Which Bash option prevents a user from accidentally overwriting a file with a ">"?
  1. set -o safe
  2. set -o noglob
  3. set -o noclobber
  4. set -o append
  5. set -o nooverwrite
Correct answer: C
Question 3
Which of the following commands prints the exit value of the most recently executed program in Bash?
  1. echo $?
  2. echo $#
  3. echo $exit
  4. echo $status
  5. echo $&
Correct answer: A
Question 4
What word will complete an if statement in bash such as the following:     if [ -x "$file" ]; then         echo $file     _____
(Please provide the missing word only)
  1. fi
Correct answer: 1
Question 5
What word is missing from the following SQL statement? update tablename ____  fieldname='value' where id=909; 
(Please specify the missing word using lower\_case letters only.)
  1. set
Correct answer: 1
Question 6
Which of the following SQL statements will select the fields name and address from the contacts table?
  1. SELECT (name, address) FROM contacts;
  2. SELECT (name address) FROM contacts;
  3. SELECT name, address FROM contacts;
  4. SELECT name address FROM contacts;
Correct answer: C
Question 7
Which of the following configuration files should be modified to globally set shell variables for all users?
  1. /etc/bashrc
  2. /etc/profile
  3. ~/.bash_profile
  4. /etc/.bashrc
Correct answer: B
Question 8
Which of the following commands are used to manage the environment and shell variables within a shell process? (Choose TWO correct answers.)
  1. export
  2. init
  3. reset
  4. set
  5. tset
Correct answer: AD
Question 9
Which of the following are operators used for comparisons by the test command? (Choose TWO correct answers.)
  1. equals
  2. =
  3. -is
  4. -eq
  5. null
Correct answer: BD
Question 10
Which of the following commands creates a function in Bash that outputs the sum of two numbers?
  1. function sumitup { echo $(($1 + $2)) ; }
  2. command sumitup { echo $(($1 + $2)) ; }
  3. function sumitup { echo $1 + $2 ; }
  4. method sumitup { echo $1 + $2 ; }
  5. command sumitup { echo $1 + $2 ; }
Correct answer: A
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