Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 211
Q3341:
Bluetooth uses _______ technology to connect devices within a room or hall-sized area.
A. wireless LAN
B. Bluetooth
C. WiFi
D. Infrared
Correct Answer:
B
Chapter: 211
Q3342:
Fill in the blank: Bluetooth technology is defined by the IEEE 802.15 _______ standard.
A. Network
B. Wireless
C. Personal-Area
D. Communication
Correct Answer:
C
Chapter: 211
Q3343:
What is the main characteristic of Bluetooth networks?
A. They are based on wired communication
B. They are ad-hoc and short-range networks
C. They require a fixed access point
D. They cover large geographic areas
Correct Answer:
B
Chapter: 211
Q3344:
Which of the following is the maximum number of devices a single Piconet can support?
A. 1 master and 7 slaves
B. 1 master and 15 slaves
C. 1 master and 5 slaves
D. 10 devices
Correct Answer:
A
Chapter: 211
Q3345:
Which type of Bluetooth network allows for multiple Piconets to be interconnected?
A. Piconet
B. Scatternet
C. WiFi
D. Infrared
Correct Answer:
B
Chapter: 211
Q3346:
Fill in the blank: Bluetooth networks use _______ frames for communication.
A. Data
B. Control
C. Management
D. Information
Correct Answer:
A
Chapter: 212
Q3347:
What is the data rate of a standard Bluetooth device?
A. 2 Mbps
B. 1 Mbps
C. 5 Mbps
D. 10 Mbps
Correct Answer:
B
Chapter: 212
Q3348:
Bluetooth operates in which frequency band?
A. 5 GHz
B. 900 MHz
C. 2.4 GHz
D. 3.1 GHz
Correct Answer:
C
Chapter: 212
Q3349:
What hardware component allows Bluetooth devices to communicate wirelessly?
A. WiFi adapter
B. Built-in radio transmitter
C. Infrared sensor
D. Bluetooth router
Correct Answer:
B
Chapter: 212
Q3350:
Which wireless technology can interfere with Bluetooth due to similar bandwidth?
A. Wi-Fi (IEEE 802.11b)
B. Infrared
C. GSM
D. 4G LTE
Correct Answer:
A
Chapter: 212
Q3351:
Fill in the blank: Bluetooth devices may experience _______ due to overlapping frequency bands with IEEE 802.11b.
A. enhancement
B. connection
C. boost
D. interference
Correct Answer:
D
Chapter: 212
Q3352:
Bluetooth’s communication rate is approximately _______.
A. 1 Gbps
B. 1 Mbps
C. 100 Mbps
D. 500 Kbps
Correct Answer:
B
Chapter: 212
Q3353:
Which of the following is TRUE about Bluetooth layers?
A. They follow the OSI model exactly
B. They are identical to TCP/IP layers
C. They partially match Internet model
D. They do not exactly match the Internet model
Correct Answer:
D
Chapter: 212
Q3354:
What type of radio transmitter is used in Bluetooth devices?
A. High-range
B. Short-range
C. Medium-range
D. No transmitter
Correct Answer:
B
Chapter: 212
Q3355:
Fill in the blank: The built-in short-range radio transmitter in Bluetooth enables _______ communication.
A. long-distance
B. wireless
C. shortwave
D. wire
Correct Answer:
B
Chapter: 212
Q3356:
Which of the following best describes Bluetooth’s layering model?
A. It uses the OSI model
B. It follows the Internet model exactly
C. It uses a custom layered model
D. No model is followed
Correct Answer:
C
Chapter: 212
Q3357:
Which of the following causes signal interference with Bluetooth devices?
A. IR remotes
B. Zigbee devices
C. IEEE 802.11b networks
D. USB hubs
Correct Answer:
C
Chapter: 212
Q3358:
What is the approximate range of a standard Bluetooth device?
A. 100 meters
B. 1 kilometer
C. 10 meters
D. 200 meters
Correct Answer:
C
Chapter: 212
Q3359:
Fill in the blank: Bluetooth uses several _______ to manage device communication.
A. layers
B. channels
C. ranges
D. controllers
Correct Answer:
A
Chapter: 212
Q3360:
Which IEEE standard does Wi-Fi (which interferes with Bluetooth) follow?
A. IEEE 802.3
B. IEEE 802.5
C. IEEE 802.11b
D. IEEE 802.15
Correct Answer:
C