Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q3321: Fill in the blank: The 2.400–4.835 GHz frequency range is used in the _______ band for most wireless communication.
- A: ISM Band
- B: WiFi Band
- C: Radio Frequency Band
- D: Unlicensed Band
View Answer
A
Q3322: Which frame type in IEEE 802.11 is responsible for managing the synchronization and association of devices?
- A: Management Frames
- B: Control Frames
- C: Data Frames
- D: Access Frames
View Answer
A
Q3323: Which of the following frequency ranges is used for wireless communication in the ISM band, according to IEEE 802.11?
- A: 2.400–4.835 GHz
- B: 5.725–5.850 GHz
- C: 902–928 MHz
- D: All of the above
View Answer
D
Q3324: Which of the following is a type of network used in Bluetooth technology?
- A: Piconet
- B: Scatternet
- C: LAN
- D: Internet
View Answer
A
Q3325: Bluetooth is a wireless LAN technology designed to connect devices at _______ distance.
- A: a short distance
- B: a long distance
- C: an unlimited distance
- D: a medium distance
View Answer
A
Q3326: What is the name of the network formed by Bluetooth devices?
- A: Piconet
- B: WiFi Network
- C: Internet Network
- D: Ad-Hoc Network
View Answer
A
Q3327: Which of the following is TRUE about Bluetooth networks?
- A: They require a central controller
- B: They operate in a large area
- C: They are ad-hoc networks
- D: They rely on a wired connection
View Answer
C
Q3328: Bluetooth is defined by which IEEE standard?
- A: IEEE 802.11
- B: IEEE 802.15
- C: IEEE 802.16
- D: IEEE 802.5
View Answer
B
Q3329: Which layer in the Bluetooth architecture is responsible for data transmission?
- A: Physical Layer
- B: Link Layer
- C: Application Layer
- D: L2CAP Layer
View Answer
D
Q3330: Fill in the blank: The communication in Bluetooth between devices is referred to as a _______ network.
- A: Piconet
- B: Scatternet
- C: LAN
- D: Personal-Area Network
View Answer
A