ZigBee

ZigBee is IEEE

• 802.15.4

• 802.3

• 803.2

• 801.11

ZigBee is a

• PAN

• LAN

• WAN

• MAN

ZigBee is an alternative to WiFi & Bluetooth typically used for low powered application.

• True

• False

ZigBee devices used to initialise, maintain and control the network are

• coordinators

• routers

• end devices

ZigBee devices that don't participate in routing are

• coordinators

• routers

• end devices

Which topology does NOT have ZigBee router?

• Star

• Cluster tree

• Mesh

ZigBee is developed (to complement WiFi) for sense/control network requiring long battery life.

• True

• False

Select the DISadvantage(s) of ISM :

• Free to use

• Unlicensed

• Low data rate

• Prone to interference