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310-202 · Question #194

At your company, the NIS hosts map is pushed (updated) once every night. The /etc/nscd.conf file contains the lines: # # Copyright (c) 1994-2001 by Sun Microsystems, Inc. # #ident "@(#)nscd.conf 1.6…

The correct answer is C. increase positive-time-to-live for the hosts cache. See the full explanation below for the reasoning.

Question

At your company, the NIS hosts map is pushed (updated) once every night. The /etc/nscd.conf file contains the lines:

# Copyright (c) 1994-2001 by Sun Microsystems, Inc. # #ident "@(#)nscd.conf 1.6 01/01/26 SMI" # debug-level 0 positive-time-to-live passwd 600 negative-time-to-live passwd 5 suggested-size passwd 211 keep-hot-count passwd 20 old-data-ok passwd no check-files passwd yes positive-time-to-live hosts 3600 negative-time-to-live hosts 5 suggested-size hosts 211 keep-hot-count hosts 20 old-data-ok hosts no check-files hosts yes Based on this information, which change to the /etc/nscd.conf file will increase performance of the Name Service Cache Daemon (nscd)?

Options

  • Aincrease the debug-level
  • Bdecrease the keep-hot-count for the hosts cache
  • Cincrease positive-time-to-live for the hosts cache
  • Ddecrease negative-time-to-live for the hosts cache
  • Edecrease positive-time-to-live for the hosts cache

How the community answered

(18 responses)
  • B
    11% (2)
  • C
    83% (15)
  • D
    6% (1)

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