Chapter 2 Reciew

Question 1

Where does a hub send data?

Answer 1

To all the systems connected to the hub.

Question 2

What uniquely identifies every NIC?

Answer 2

The (MAC) media access control address.

Question 3

What Windows utility do you use to find the MAC address for a system?

Answer 3

Ipconfig/all

Question 4

A MAC address is know as a(n) ___________ address

Answer 4

Physical address.

Question 5

A NIC sends data in discreet chunks called___________

Answer 5

Frames. Frames are used to keep any one MAC from hogging the wire.

Question 6

Which MAC address begins a frame?

Answer 6

The receiving system. The frame begins with the MAC address of the receiving NIC, followed by the MAC address of the sending NIC, followed, in turn, by type of encapsulated data, the data, and FCS

Question 7

A frame ends with a special bit called the frame check sequence (FCS). What does FCS do?

Answer 7

The data is followed by a special bit of checking information called the frame check sequence, which the receiving NIC uses to verify that the data arrived correctly.

Question 8

Which is a MAC address?

a. 0-255
b. 00-50-56-A3-04-0C
c. SBY3M7
d. 192.168.4.13

Answer 8

b. A MAC address is a 48bit value.

Question 9

Which layer of the TCP/IP model controls the assembly and disassembly of data?

Answer 9

The Transport Layer

Question 10

Which layer of the OSI 7-layer model keeps track of a systems connections to send the right response to the right computer?

Answer 10

The Session Layer