Set - 4

Question 6 :

List some Technology characteristic of Bluetooth?

Answer :

Omni directional, Adaptive output power to minimize interference, Support Synchronous & asynchronous services, Fast Frequency Hopping to avoid interference, Short data packets to maximize capacity during interface.

Question 7 :

Which method is primarily used for Voice transfer?

Answer :

Synchronous Connection Oriented (SCO) is a method primarily used for Voice transfer.

Question 8 :

What is the strength of the signal transmitted by powerful cell phones?

Answer :

The powerful cell phones can transmit a signal of 3 watts.

Question 9 :

What are the other (competing or not) wireless technologies?

Answer :

Wi-Fi, IrDa, EDGE, UWB (Ultra Wide Band)