Multi-hop communication helps WSN nodes:
Correct Answer: D. Forward data over longer distances through intermediate nodes
Practice Library
All MCQs
Browse exam-wise, subject-wise, and country-wise MCQs with explanations.
A sink node in a WSN usually:
Correct Answer: C. Collects data from sensor nodes
Which is a common WSN application?
Correct Answer: B. Environmental monitoring
Which term refers to the physical arrangement of nodes in a network?
Correct Answer: A. Network topology
Which IoT communication technology uses cellular infrastructure?
Correct Answer: D. LTE
Which technology commonly supports mesh networking for home automation?
Correct Answer: C. ZigBee
Which communication option is generally low power and suitable for beacons and wearables?
Correct Answer: B. BLE
Which technology is more appropriate for very short tap-to-communicate applications?
Correct Answer: A. NFC
Packet delivery ratio measures:
Correct Answer: D. Percentage of sent packets successfully received
Latency in IoT communication means:
Correct Answer: C. Delay between sending and receiving data
Which network performance metric measures amount of data delivered per unit time?
Correct Answer: B. Throughput
ETX in routing metrics estimates:
Correct Answer: A. Expected number of transmissions needed for successful delivery