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Q1. - (Topic 2)
Which file used by XDM specifies the default wallpaper?
A. /etc/X11/xdm/Xsetup
B. /etc/X11/xdm.conf
C. /etc/X11/xdm/Defaults
D. /etc/X11/defaults.conf
Answer: A
Q2. CORRECT TEXT - (Topic 5)
Which command, depending on its options, can display the open network connections, the routing tables, as well as network interface statistics. (Specify ONLY the command without any path or parameters.)
Answer: netstat, /bin/netstat, ss, /usr/bin/ss
Q3. - (Topic 5)
Which of the following commands will help identify a broken router between the local and the remote machine?
A. ps
B. netstat
C. nslookup
D. ifconfig
E. traceroute
Answer: E
Q4. - (Topic 6)
What is a purpose of an SSH host key?
A. It must be sent by any SSH client in addition to a user key in order to identify the client's host.
B. It provides the server's identity information to connecting SSH clients.
C. It is the root key by which all user SSH keys must be signed.
D. It authenticates any user that logs into a remote machine from the key's host.
E. It is used by system services like cron, syslog or a backup job to automatically connect to remote hosts.
Answer: B
Q5. - (Topic 4)
Which of the following parameters are used for journalctl to limit the time frame of the output? (Choose TWO correct answers.)
A. --from=
B. --since=
C. --until=
D. --upto=
E. --date=
Answer: B,C
Q6. - (Topic 5)
Which of the following may occur as a consequence of using the command ifconfig? (Choose THREE correct answers.)
A. New name servers may be added to the resolver configuration.
B. Network interfaces may become active or inactive.
C. The routing table may change.
D. IP addresses may change.
E. The system's host name may change.
Answer: B,C,D
Q7. - (Topic 1)
Which command makes the shell variable named VARIABLE visible to subshells?
A. export $VARIABLE
B. export VARIABLE
C. set $VARIABLE
D. set VARIABLE
E. env VARIABLE
Answer: B
Q8. - (Topic 4)
Which of the following commands is used to rotate, compress, and mail system logs?
A. rotatelog
B. striplog
C. syslogd --rotate
D. logrotate
E. logger
Answer: D
Q9. CORRECT TEXT - (Topic 1)
What word is missing from the following SQL statement?
__________ count(*) from tablename;
(Please specify the missing word using lower-case letters only.)
Answer: select
Q10. CORRECT TEXT - (Topic 5)
Which command is used to set the hostname of the local system? (Specify ONLY the command without any path or parameters.)
Answer: hostname