FUNDAMENTALS OF COMPUTER

TELECOMMUNICATIONS SYSTEMS

COMMUNICATION WIRELESS COMPUTING DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Bluetooth falls under the category of ____
A
local area network (LAN)
B
short area network (SAN)
C
paired-device network (PDN)
D
personal area network (PAN)
Explanation: 

Detailed explanation-1: -Bluetooth is a personal area network (PAN) standard that is lower power than 802.11. It was originally specified to serve applications such as data transfer from personal computers to peripheral devices such as cell phones or personal digital assistants.

Detailed explanation-2: -Bluetooth Personal Area Network (PAN) is a technology that enables you to create an Ethernet network with wireless links between mobile computers, mobile phones, and handheld devices. You can connect to the following types of Bluetooth enabled devices that work with PAN: A personal area network user (PANU) device.

Detailed explanation-3: -PANs can also connect laptops, tablets, printers, keyboards, and other computerized devices. PAN network connections can either be wired or wireless. Wired connection methods include USB and FireWire; wireless connection methods include Bluetooth (the most common), WiFi, IrDA, and Zigbee.

Detailed explanation-4: -Along with its various advantages, a PAN also has several shortfalls, such as the following: Short network range and slow data transfer. A PAN uses Bluetooth communication that doesn’t span beyond the 10-meter range. This makes long-distance data sharing difficult and slows down the rate of data transfers.

Detailed explanation-5: -A Bluetooth WPAN is also called a piconet, and is composed of up to 8 active devices in a master-slave relationship (a very large number of additional devices can be connected in “parked” mode). The first Bluetooth device in the piconet is the master, and all other devices are slaves that communicate with the master.

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