Free Arista Linux Essentials Exam Braindumps (page: 12)

Page 11 of 25

Which of these is true about the MBR?

  1. it contains the kernel
  2. it is not OS-specific
  3. it requires the Volume Boot Record
  4. it is always stored in memory

Answer(s): B



In regular expressions, to what does greedy vs. lazy refer?

  1. How many lines in a file the pattern will match
  2. How many times the pattern will match on a line
  3. How strict the pattern is required to be
  4. Whether the pattern quantifiers will stop at whitespace

Answer(s): D


Reference:

https://stackoverflow.com/questions/2301285/what-do-lazy-and-greedy-mean-in-the-context-of-regular-expressions



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

  1. -gt
  2. -eq
  3. ==
  4. <=
  5. -f

Answer(s): C



What will the permissions of a regular file with octal mode 755 look like in the output of the 1s command?

  1. drwxr-xr-x
  2. –rw-r—r--
  3. –rwx-r—r--
  4. –rwxr-

Answer(s): B






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