CHAPTER 2 - ITN

Three are three basic forms of network media at Physical Layer except

• Electrical signal

• Light Pulse

• Fibre Optic

• Microwave signal

Both ends T568A or both ends T568B refer to __________ cable

• Crossover

• Straight through

• Rollover

• Fibre optic

- Small core

- Less dispersion

- Uses lasers as the light source

The statement refer to ________

• Crossover

• Straight through

• Single Mode

• Multimode

Refers to the physical connections and identifies how end devices and infrastructure devices such as routers, switches, and wireless access points are interconnected.

This statement refer to

• Physical topology

• Logical topology

• Ring topology

• Bus topology

"X" refer to end devices are connected to a central intermediate device. What is X?

• Bus

• Star

• Extended Star

• Ring

"Both devices can transmit and receive on the media but cannot do so simultaneously" This statement refer to _____________

• Half-Duplex Communication

• Full-Duplex Communication

• CSMA/CD

• CSMA/CA

Choose the best answer for Data link layer protocols.

• TCP

• Frame Relay

• SMTP

• UDP

•Wireless Personal Area Network (WPAN)

•Uses a device pairing process for distances 1 to 100 meters

This statement refer to

• Wi-Fi: Standard IEEE 802.11

• WiMAX: Standard IEEE 802.16

• Bluetooth: Standard IEEE 802.15

• Wireless NIC adapters

Data link layer is divided into two sublayers. Select 2 answer that refer to the sublayers.

• Logical Link Control (LLC) 

• Logical Address

• Mac Address

• Media Access Control (MAC) 

OSI have a _________ layers

• 2

• 4

• 6

• 7