Download Arista.ACE-P-ALE1.04.TestKing.2018-11-13.59q.vcex

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Exam Arista Linux Essentials Exam
Number ACE-P-ALE1.04
File Name Arista.ACE-P-ALE1.04.TestKing.2018-11-13.59q.vcex
Size 46 KB
Posted Nov 13, 2018
Download Arista.ACE-P-ALE1.04.TestKing.2018-11-13.59q.vcex

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Demo Questions

Question 1

What must you do to get a complete report from the lsof command?


  1. Run it at boot time
  2. Make it part of systemd
  3. Run it as root
  4. Run it as a regular user
Correct answer: C



Question 2

What is the awk tool designed to be?


  1. a calculator
  2. a pattern matching programming language
  3. a non-interactive editing tool
  4. an operating system
Correct answer: B
Explanation:
Reference: https://people.eecs.berkeley.edu/~clancy/sp.unix.stuff/awk
Reference: https://people.eecs.berkeley.edu/~clancy/sp.unix.stuff/awk



Question 3

In shell scripting, what are backticks, or backwards single quote marks, used for?


  1. Shell escapes
  2. Variable dereference
  3. Command substitution
  4. Output formatting
Correct answer: B



Question 4

True or false: an SSH private key should never be shared with other users or host systems.


  1. TRUE
  2. FALSE
Correct answer: A



Question 5

On older Fedora Core systems, which dependency manager is used?


  1. apt
  2. deb
  3. rpm
  4. yum
  5. dnf
Correct answer: E



Question 6

Which utility can be used to place a stream of input in order numerically or alphabetically?


  1. sort
  2. cut
  3. paste
  4. diff
  5. grep
Correct answer: A
Explanation:
Reference: https://swcarpentry.github.io/shell-novice/04-pipefilter/
Reference: https://swcarpentry.github.io/shell-novice/04-pipefilter/



Question 7

Why is it recommended for root’s homedir to be in a separate location from other users’ homedirs?


  1. Because root doesn’t want to hang out with pesky users
  2. Because users are annoying
  3. Because root’s homedir permissions prevent user access
  4. Because user homedirs are sometimes a separate filesystem that may not be mounted in single user mode
Correct answer: C



Question 8

Which of the following performance information is considered the most important information provided by the vmstat command?


  1. it reports total memory on the system
  2. it reports buffer activity
  3. it reports disk I/O
  4. it reports memory swapping
Correct answer: D



Question 9

In regular expressions, three quantifier operators are


  1. (), [] and 
  2. (),. and *
  3. (), * and ?
  4. *, ? and +
Correct answer: D
Explanation:
Reference: https://www.perlmonks.org/?node_id=967
Reference: https://www.perlmonks.org/?node_id=967



Question 10

The ps –ef command is from which UNIX variant?


  1. AIX
  2. System V
  3. Linux
  4. BSD
Correct answer: D
Explanation:
Reference: https://askubuntu.com/questions/942529/which-to-use-of-ps-ef-or-ps-ef
Reference: https://askubuntu.com/questions/942529/which-to-use-of-ps-ef-or-ps-ef









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