Arista ACE-P-ALE1.04 Online Practice Questions and Exam Preparation

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

• Question 31:

  The three classes in the file mode are

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

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  Explanation/Reference:

  Reference: https://en.wikipedia.org/wiki/Modes_(Unix)

• Question 32:

  Which character matches the end of a line in a regular expression?

  A. !
  B. ^
  C. $
  D. ?
  C. $

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  Explanation/Reference:

  Reference: https://docstore.mik.ua/orelly/unix3/upt/ch32_05.htm

• Question 33:

  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
  A. global regular expression print

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  Explanation/Reference:

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

• Question 34:

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

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

• Question 35:

  To negate a set in a regular expression pattern, which character is used?

  A. !
  B. ^
  C. ?
  B. ^

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  Explanation/Reference:

  Reference: https://www.ics.uci.edu/~alspaugh/cls/shr/regularExpression.html

• Question 36:

  The cd into a directory, you need what kind of permission?

  A. read
  B. write
  C. execute
  D. setuid
  C. execute

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  Explanation/Reference:

  Reference: https://unix.stackexchange.com/questions/235498/to-cd-into-a-directory

• Question 37:

  Which of the following are valid examples of script interpreters?

  A. /usr/bin/bash
  B. /usr/bin/perl
  C. /usr/bin/python
  D. /usr/bin/Cli
  E. All of them
  D. /usr/bin/Cli

• Question 38:

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

  A. Because root doesn't want to hang out with pesky users
  B. Because users are annoying
  C. Because root's homedir permissions prevent user access
  D. Because user homedirs are sometimes a separate filesystem that may not be mounted in single user mode
  C. Because root's homedir permissions prevent user access

• Question 39:

  Why is iostat not needed on an Arista switch?

  A. The CPU can't see the front panel interfaces to report on traffic
  B. EOS is installed on an in-memory filesystem that does not use a hard disk
  C. The memory is always full on an Arista switch
  D. The I/O on an Arista switch is too fast for the CPU E. Arista switches don't support hyperthreading
  E

• Question 40:

  To kill all of the jobs you have access to kill, use which command?

  A. kill -1 1
  B. kill 1
  C. kill -9 1
  D. kill -9 -1
  B. kill 1