Appendix B

Question 1

802.11 details?

Answer 1

Supports:

- Up to 2 Mbps (2.4 ghz)

Question 2

802.11b details?

Answer 2

Supports:

- Up to 11 Mbps (2.4 ghz)

Question 3

802.11a

Answer 3

Supports:

- Up to 54 Mbps (5 ghz)

Question 4

802.11g

Answer 4

Supports:

- Up to 54 Mbps (2.4 ghz)

Question 5

802.11n

Answer 5

Supports:

- Up to 300 Mbps

Question 6

802.11ac

Answer 6

Supports:

• Up to 1300 Mbps (5 ghz)
• Up to 450 Mbps (2.4 ghz)

Question 7

What is a Token Ring?

Answer 7

• A LAN in which all computers are connected in a ring or star topology
• Hosts pass one or more logical tokens from host to host
• Only a host that holds a token can pass the data

Question 8

What is the breakdown of 10Base-T

Answer 8

• T represents “Twisted-Pair”
• F would represent a fibre option cable
• BASE refers to baseband signalling
• 10 represents the frequency in Mhz`

Question 9

What are the speeds supported by:

• 10Base-T
• 100Base-T
• 1000Base-T
• 10GBase-T

Answer 9

• 10Base-T —- > 10Mbps
• 100Base-T —- > 100Mbps
• 1000Base-T —- > 1000Mbps
• 10GBase-T —- > 10Gbps

Question 10

Cat5 Details?

Answer 10

• Category 5
• Four twisted pairs of copper wire
• Terminated by RJ45 connector
• Frequency up to 100Mhz
• Speeds up to 1000Mbps

Question 11

Cat5e Details?

Answer 11

• Category 5 Enhanced
• Max length of 100 metres
• Four unsheilded twisted pairs (UTP)
• Terminated by RJ45

Question 12

Cat6 Details?

Answer 12

• Category 6
• Up to 250Mhz
• Up to 10GBase-T
• Max Length of 100 Metres

Question 13

What does ARP do?

Answer 13

Maps IP addresses to MAC addresses

Question 14

What does DHCP do?

Answer 14

Used in order to assign IP address to new clients to the network

Question 15

Information gathered by traceroute?

Answer 15

• The target’s ISP.
• The target’s location. (e.g. chi for Chicago)
• The target’s bandwidth. (e.g. T1 for 1.5 Mbps line)
• The target’s equipment. (e.g. cisco.example.com)