Which of the following is the default port for POP3?
A. 21
B. 80
C. 110
D. 25
Answer: C. 110
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When using a compound Boolean expression joined by an && (AND) in an if statement:
a. Both expressions must evaluate to true for the statement to execute. b. The first expression must evaluate to true and the second expression must evaluate to false for the statement to execute. c. The first expression must evaluate to false and the second expression must evaluate to true for the statement to execute. d. Both expressions must evaluate to false for the statement to execute.
Which of the following relative pathnames is interpreted as "the index.htm file is in the folder one level up in the folder tree from the current file"?
A. ./index.htm B. ../index.htm C. /index.htm D. __/index.htm
____ is software (or sometimes hardware) that allows to view the contents of wireless packets.
A. Spyware B. Malware C. Wireless packet sniffer D. Adware
?On a system that is not using Systemd, what two log files contain information related to PAM?
A. ?/var/log/pam.log B. ?/var/log/secure C. ?/var/log/auth.log D. ?/var/log/messages