Wireless Protocols Flashcards
1
Q
What is the IEE standard of bluetooth?
A
802.15.1
2
Q
How many devices can you connect at once with bluetooth?
A
7
3
Q
Does bluetooth operate in 2.4 to 2.485GHz or 2.2 to 2.285GHz?
A
2.4 to 2.485GHz
4
Q
What are two tags used with RFID?
A
Passive and Active
5
Q
What does passive tags rely on?
A
The RFID Reader
6
Q
How do active tags work?
A
By broadcasting ID up to 100metres
7
Q
What would you enable to pay for something on your phone?
A
NFC (near field communications)
8
Q
What must you have to manage a devices in a wireless mesh network?
A
Zigbee Coordinator
9
Q
How is Zigbee commonly managed ?
A
From mobile device
10
Q
What is the IEE standard for Zigbee?
A
802.15.4
11
Q
What is propriety standard for most wireless protocols?
A
Z Wave
