Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q3211: Which architecture does Wireless LAN provide over traditional wired LAN?
- A: More mobility and flexibility
- B: Lower data transfer rates
- C: Lower security
- D: Higher cost
View Answer
A
Q3212: Fill in the blank: Wireless LANs are used in public areas to provide _______ access.
- A: Internet
- B: Private networks
- C: Cloud storage
- D: Corporate security
View Answer
A
Q3213: What is one major reason businesses choose to use Wireless LANs?
- A: Flexibility in moving between different locations
- B: Speed of data transfer
- C: Cost savings
- D: Better security
View Answer
A
Q3214: Which of the following is an advantage of Wireless LANs?
- A: Device mobility
- B: Dependable data rates
- C: Low cost
- D: Fixed installation
View Answer
A
Q3215: In terms of data transmission medium, wireless LANs rely on _______.
- A: Radio frequency signals
- B: Optical cables
- C: Fiber optics
- D: Copper cables
View Answer
A
Q3216: What is an important factor when comparing wired and wireless LANs for connecting devices in public places?
- A: Wireless LANs are more flexible and convenient
- B: Wired LANs are faster
- C: Wireless LANs are more secure
- D: Wired LANs are cheaper
View Answer
A
Q3217: Which of the following describes an isolated LAN?
- A: A LAN that does not connect to any other network
- B: A LAN with multiple devices connected
- C: A LAN that only uses wireless technology
- D: A LAN with many remote devices connected
View Answer
A
Q3218: What is a major benefit of using Wireless LANs in public areas like cafes and airports?
- A: Flexibility of connecting devices without cables
- B: Better network security
- C: Lower power consumption
- D: Smaller size of equipment
View Answer
A
Q3219: Which of the following is a common problem in wireless LANs but not in wired LANs?
- A: Attenuation
- B: Latency
- C: High security
- D: Low signal strength
View Answer
A
Q3220: Fill in the blank: Wireless LANs are more affected by _______ than wired LANs.
- A: Attenuation
- B: Latency
- C: Fixed connections
- D: Low data rates
View Answer
A