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

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

• Question 71:

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

  A. Something that stores data
  B. An inode
  C. A directory
  D. Everything
  D. Everything

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  Explanation/Reference:

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

• Question 72:

  Which loop type is the recommended way to iterate over a set of filenames?

  A. a case loop
  B. a for loop
  C. a while loop
  D. an until loop
  B. a for loop

• Question 73:

  In a bash script, which of the following is the most common way to send output to the screen?

  A. echo
  B. write
  C. send
  D. print
  A. echo

• Question 74:

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

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

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  Explanation/Reference:

  Reference: https://www.arista.com/assets/data/pdf/user-manual/um- eos/Chapters/6_Booting%20the%20Switch.pdf

• Question 75:

  In a bash script, what does the $0 builtin variable contain?

  A. The entire command line
  B. The name of the script
  C. The last command line argument
  D. The number of command line arguments
  B. The name of the script

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  Explanation/Reference:

  https://stackoverflow.com/questions/5163144/what-are-the-special-dollar-sign-shell- variables

• Question 76:

  The ps aux command is from which UNIX variant?

  A. AIX
  B. System V
  C. Linux
  D. BSD
  B. System V

• Question 77:

  What free optional software package allows the Linux kernel to support proprietary filesystems such as ExFAT and NTFS?

  A. VFS
  B. inodes
  C. FUSE
  D. UFS
  C. FUSE

• Question 78:

  The ps 璭f command is from which UNIX variant?

  A. AIX
  B. System V
  C. Linux
  D. BSD
  D. BSD

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  Explanation/Reference:

  Reference: https://askubuntu.com/questions/942529/which-to-use-of-ps-ef-or-ps-ef

• Question 79:

  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
  B. More CPUs

• Question 80:

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

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

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  Explanation/Reference:

  : https://swcarpentry.github.io/shell-novice/04-pipefilter/