Free 101-500 Exam Braindumps

- (Exam Topic 5)
What is true regarding the command
ls > files
if files does not exist?

1. A. The output of ls is printed to the terminal
2. B. files is created and contains the output of ls
3. C. An error message is shown and ls is not executed
4. D. The command files is executed and receives the output of ls
5. E. Any output of ls is discarded

Correct Answer: B

- (Exam Topic 1)
The USB device filesystem can be found under /proc/_____/usb/. (Please fill in the blank with the single
word only)
Solution:
bus

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 5)
When is the content of the kernel ring buffer reset? (Choose two.)

1. A. When the ring buffer is explicitly reset using the command dmesg --clear
2. B. When the ring buffer is read using dmesg without any additional parameters
3. C. When a configurable amount of time, 15 minutes by default, has passed
4. D. When the kernel loads a previously unloaded kernel module
5. E. When the system is shut down or rebooted

Correct Answer: AE

- (Exam Topic 3)
When given the following command line. echo "foo bar" | tee bar | cat
Which of the following output is created?

1. A. cat
2. B. foo bar
3. C. tee bar
4. D. bar
5. E. foo

Correct Answer: B

- (Exam Topic 4)
Which file in /proc describes the IRQs that are used by various kernel drivers? (Specify the file name only without any path.)
Solution:
interrupts

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A