Arista Arista Certifications ACE-P-ALE1.04 Questions & Answers

• Question 11:

  Which of these help documentation systems are installed on Arista switches?

  A. Google

  B. Info

  C. Man

  D. Stack Overflow

  Correct Answer: C

• Question 12:

  The cron system is used to

  A. set the system clock

  B. run something at a later time

  C. schedule something to run at intervals

  D. timestamp the system logs

  Correct Answer: C

  Reference: https://en.wikipedia.org/wiki/Cron

• Question 13:

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

  A. it reports total memory on the system

  B. it reports buffer activity

  C. it reports disk I/O

  D. it reports memory swapping

  Correct Answer: D

• Question 14:

  If one or more CPUs in a system is extremely busy (less than 25% idle) but the run queue is relatively low, what might the system need to improve performance?

  A. Faster CPUs

  B. More CPUs

  C. More memory

  D. Faster hard drives

  Correct Answer: B

• Question 15:

  What is the awk tool designed to be?

  A. a calculator

  B. a pattern matching programming language

  C. a non-interactive editing tool

  D. an operating system

  Correct Answer: B

  Reference: https://people.eecs.berkeley.edu/~clancy/sp.unix.stuff/awk

• Question 16:

  Which commands can be used to copy a file locally?

  A. cp only

  B. scp pnly

  C. rsync only

  D. both cp and scp

  E. cp, scp and rsync

  Correct Answer: A

  https://www.quora.com/What-are-the-differences-between-a-CP-and-an-SCP-command- in-Unix

• Question 17:

  Who invented NFS?

  A. Linus Torvalds

  B. IBM

  C. DEC

  D. Sun Microsystems

  Correct Answer: D

  Reference: https://en.wikipedia.org/wiki/Network_File_System

• Question 18:

  What does grep stand for?

  A. global regular expression print

  B. global regular expression pattern

  C. glob regex execute pattern

  D. glob regex execute print

  Correct Answer: A

  Reference: https://en.wikipedia.org/wiki/Grep

• Question 19:

  Which of these items runs in user space?

  A. System daemons

  B. The IPC system

  C. The process scheduler

  D. Libraries and APIs

  E. The C Standard Library

  Correct Answer: D

• Question 20:

  According to the UNIX design paradigm, what is a file?

  A. Something that stores data

  B. An inode

  C. A directory

  D. Everything

  Correct Answer: D

  Reference: https://en.wikipedia.org/wiki/Everything_is_a_file