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Solaris™ 9 Network Administrator Exam Cram™ 2 (Exam CX-310-044)
book

Solaris™ 9 Network Administrator Exam Cram™ 2 (Exam CX-310-044)

by John Philcox
September 2003
Intermediate to advanced content levelIntermediate to advanced
432 pages
8h 53m
English
Pearson IT Certification
Content preview from Solaris™ 9 Network Administrator Exam Cram™ 2 (Exam CX-310-044)

Exam Prep Questions

Question 1 Which well-known network port number does DNS use?
  • A. 21

  • B. 23

  • C. 53

  • D. 25

A1: Answer C is correct because DNS uses well-known port number 53 for its network communication. Answer A is incorrect because port 21 is used by ftp. Answer B is incorrect because port 23 is used by telnet. Answer D is incorrect because port 25 is used by smtp for email purposes.
Question 2 Which signal would you send to the in.named process to turn off debugging?
  • A. HUP

  • B. USR1

  • C. INT

  • D. USR2

A2: Answer D is correct because the USR2 signal is sent to the in.named process to turn off debugging. Answer A is incorrect because the HUP signal causes in.named to reread its configuration files. Answer B is incorrect because the USR1 signal increases ...
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Publisher Resources

ISBN: 0789728702Purchase book