102-500 Free Practice Test

- (Exam Topic 6)
The presence of what file will temporarily prevent all users except root from logging into the system? (Specify the full name of the file, including path.)
Solution:
/etc/nologin

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 5)
Which of the following programs can be used to determine the routing path to a given destination?

1. A. dig
2. B. netstat
3. C. ping
4. D. route
5. E. traceroute

Correct Answer: E

- (Exam Topic 4)
You need to pause the CUPS printer HPLaserjet4, and you want to cancel all print jobs with a message, "hello". Which command will do this?

1. A. cupsreject -c -r hello HPLaserjet4
2. B. cupsreject -p -m hello HPLaserjet4
3. C. cupsdisable -c -r hello HPLaserjet4
4. D. cupsdisable -p -m hello HPLaserjet4

Correct Answer: C

- (Exam Topic 3)
Which TWO statements about crontab are true?

1. A. Every user may have their own crontab.
2. B. Changing a crontab requires a reload/restart of the cron daemon.
3. C. The cron daemon reloads crontab files automatically when necessary.
4. D. hourly is the same as "0 * * * *".
5. E. A cron daemon must run for each existing crontab.

Correct Answer: AC

- (Exam Topic 1)
After issuing:
function myfunction { echo $1 $2 ; }
in Bash, which output does:
myfunction A B C
Produce?

1. A. A B
2. B. A B C
3. C. A C
4. D. B C
5. E. C B A

Correct Answer: A