- (Exam Topic 1)
You suspect that a new ethernet card might be conflicting with another device. Which file should you check
within the /proc tree to learn which IRQs are being used by which kernel drivers?
Solution:
interrupts, /proc/interrupts

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 5)
A faulty kernel module is causing issues with a network interface card. Which of the following actions ensures that this module is not loaded automatically when the system boots?

1. A. Using lsmod --remove --autoclean without specifying the name of a specific module
2. B. Using modinfo –k followed by the name of the offending module
3. C. Using modprobe –r followed by the name of the offending module
4. D. Adding a blacklist line including the name of the offending module to the file/etc/modprobe.d/blacklist.conf
5. E. Deleting the kernel module’s directory from the file system and recompiling the kernel, including its modules

Correct Answer: D

- (Exam Topic 4)
Which of the following commands converts spaces in a file to tab characters and prints the result to standard output?

1. A. iconv
2. B. expand
3. C. unexpand
4. D. tab

Correct Answer: C

Which of the following commands will NOT update the modify timestamp on the file /tmp/myfile.txt?

1. A. file /tmp/myfile.txt
2. B. echo "Hello" >/tmp/myfile.txt
3. C. sed -ie "s/1/2/" /tmp/myfile.txt
4. D. echo -n "Hello" >>/tmp/myfile.txt
5. E. touch/tmp/myfile.txt

Correct Answer: A

- (Exam Topic 2)
Which of the following commands lists the dependencies of a given dpkg package?

1. A. apt-cache depends-onpackage
2. B. apt-cache dependencies package
3. C. apt-cache depends package
4. D. apt-cache requires package

Correct Answer: C