Thursday, 2 January 2020

Computer Networks Questions & Answers – Bluetooth

This set of Computer Networks Multiple Choice Questions & Answers (MCQs) focuses on “Bluetooth”.

1. An interconnected collection of piconet is called
a) scatternet
b) micronet
c) mininet
d) none of the mentioned
View Answer
Answer: a
Explanation: Piconet is the basic unit of bluetooth system having a master node and upto seven active slave nodes.
2. In a piconet, there can be up to ________ parked nodes in the net.
a) 63
b) 127
c) 255
d) 511
View Answer
Answer: c
Explanation: None.
3. Bluetooth is the wireless technology for
a) local area network
b) personal area network
c) both local area network and personal area network
d) none of the mentioned
View Answer
Answer: b
Explanation: None.
4. Bluetooth uses
a) frequency hoping spread spectrum
b) orthogonal frequency division multiplexing
c) time division multiplexing
d) none of the mentioned
View Answer
Answer: a
Explanation: None.
5. Unauthorised access of information from a wireless device through a bluetooth connection is called
a) bluemaking
b) bluesnarfing
c) bluestring
d) none of the mentioned
View Answer
Answer: b
Explanation: None.
6. What is A2DP (advanced audio distribution profile)?
a) a bluetooth profile for streaming audio
b) a bluetooth profile for streaming video
c) a bluetooth profile for security
d) none of the mentioned
View Answer
Answer: a
Explanation: None.
7. In the piconet of bluetooth one master device
a) can not be slave
b) can be slave in another piconet
c) can be slave in the same piconet
d) none of the mentioned
View Answer
Answer: b
Explanation: None.
8. Bluetooth transceiver devices operate in ______ band.
a) 2.4 GHz ISM
b) 2.5 GHz ISM
c) 2.6 GHz ISM
d) 2.7 GHz ISM
View Answer
Answer: a
Explanation: None.
9. The bluetooth supports
a) point-to-point connections
b) point-to-multipoint connection
c) both point-to-point connections and point-to-multipoint connection
d) none of the mentioned
View Answer
Answer: c
Explanation: None.
10. A scatternet can have maximum
a) 10 piconets
b) 20 piconets
c) 30 piconets
d) 40 piconets
View Answer
Answer: a
Explanation: None.

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