Phase 1 - NET100-1 | Configure NICs

Question 1

What does NIC stand for?

Answer 1

Network Interface Card

Question 2

What does MAC stand for?

Answer 2

Media Access Control

Question 3

The loopback address is a very important address for computer communications. Which of the following is a loopback address?

Answer 3

127.0.0.1

Question 4

What doe the ping command do?

Answer 4

Verifies connectivity between two systems using the ICMP protocol

Question 5

Which of the following is a valid IPv4 address?

Answer 5

192.168.10.50

Question 6

Which of the following would give 1 ping only to he specified address?

Answer 6

ping -c 1 192.168.10.50

Question 7

You use the cat command on an /etc/hosts files and see the following entry:

127.0.0.1 google.com

What will happen if you ping google.com?

Answer 7

You will get a successful ping result, but it will be coming from the local computer.

Question 8

What is the decimal 192 in Hex? (Hint: Google is your friend!)

Answer 8

C0

192/16 = 12, remainder is 0
12/16 = 0, remainder is 12 (12 = C)

Going in reverse order –> C0

Question 9

What is 0xFF in binary? (Hint: Google is your friend!)

Answer 9

1111 1111

F = 16 = 1111