ACE-P-ALE1.04 Exam Training Practice Tests (Arista Linux Essentials)]

Question 1

Which of the following commands is most likely to cause you to need to restore from backup?

A. rm -rf B. netstat -nr C. reboot D. ls -la

Correct Answer: A

Question 2

If there are three arguments on the command line to a bash script, what will be the contents of $# builtin variable?

A. 4 B. 2 C. 1 D. 0 E. 3

Correct Answer: E

Question 3

The netstat command can be used to report on which of the following items?

A. CPU idle % B. Free memory C. Open sockets D. Network interface statistics E. Routing table entries

Correct Answer: E

Question 4

What character is used as shorthand for your homedir?

A. . B. $ C. # D. ~

Correct Answer: D

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Question 5

On an Arista switch, where in the filesystem is the flash drive mounted?

A. /mnt B. /root C. /boot D. /etc

Correct Answer: A

Question 6

Which utility can be used to merge sequentially corresponding lines of input streams into a single output stream?

A. sort B. grep C. paste D. diff E. cut

Correct Answer: C

Question 7

If the 1-minute load average is greater than 4xCPU cores (in other words, the run queue is very large), what might the system need to improve performance?

A. Faster hard drives B. More CPUs C. Faster CPUs D. More memory

Correct Answer: D

Question 8

In bash scripting, which of the following comparison operators are used on strings?

A. -f B. C. -gt D. < E. -eq

Correct Answer: B

Question 9

Which of these characters is not valid for filenames?

A. & B. ! C. * D. <space> E. /

Correct Answer: E

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Question 10

The three special file modes are

A. read/write/execute B. owner/group/world C. setuid/setgid and sticky D. user/group/others

Correct Answer: C

Arista Linux Essentials - ACE-P-ALE1.04 Exam Practice Test