102-500 Free Practice Test

- (Exam Topic 3)
The correct crontab entry to execute the script chklog three times per month between 3 p.m. and 5 p.m.:

1. A. * 3,4,5 1 * * chklog
2. B. 3 3,4,5 1 * * chklog
3. C. 3 15,16,17 * * * chklog
4. D. 0 15,16,17 1 * * chklog
5. E. * 15,16,17 1 * * chklog

Correct Answer: D

- (Exam Topic 3)
The ______ command is used to add a group to the system.
Solution:
groupadd, /usr/sbin/groupadd

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 1)
When the command echo $ outputs 1, which of the following statements is true?

1. A. It is the process ID of the echo command.
2. B. It is the process ID of the current shell.
3. C. It is the exit value of the command executed immediately before echo.
4. D. It is the exit value of the echo command.

Correct Answer: C

- (Exam Topic 3)
On a system using shadowed passwords, the most correct permissions for /etc/passwd are _____ and the most correct permissions for /etc/shadow are ____.

1. A. -rw-r-----, -r--------
2. B. -rw-r--r--, -r--r--r--
3. C. -rw-r--r--, -r--------
4. D. -rw-r--rw-, -r-----r--
5. E. -rw-------, -r--------

Correct Answer: C

- (Exam Topic 3)
Each entry in a crontab must end with what character?

1. A. Tab
2. B. Space
3. C. Backslash
4. D. Newline

Correct Answer: D