File Info
| 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?
- Run it at boot time
- Make it part of systemd
- Run it as root
- Run it as a regular user
Correct answer: C
Question 2
What is the awk tool designed to be?
- a calculator
- a pattern matching programming language
- a non-interactive editing tool
- 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?
- Shell escapes
- Variable dereference
- Command substitution
- Output formatting
Correct answer: B
Question 4
True or false: an SSH private key should never be shared with other users or host systems.
- TRUE
- FALSE
Correct answer: A
Question 5
On older Fedora Core systems, which dependency manager is used?
- apt
- deb
- rpm
- yum
- dnf
Correct answer: E
Question 6
Which utility can be used to place a stream of input in order numerically or alphabetically?
- sort
- cut
- paste
- diff
- 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?
- Because root doesn’t want to hang out with pesky users
- Because users are annoying
- Because root’s homedir permissions prevent user access
- 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?
- it reports total memory on the system
- it reports buffer activity
- it reports disk I/O
- it reports memory swapping
Correct answer: D
Question 9
In regular expressions, three quantifier operators are
- (), [] and
- (),. and *
- (), * and ?
- *, ? 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?
- AIX
- System V
- Linux
- 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
