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MCQ IOT - SECURITY AND FUTURE OF IOT ECOSYSTEM MCQ Questions
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Question No. -
171
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In IoT security, what does the term "Two-Factor Authentication" involve?
A.
Using two different encryption algorithms
B.
Verifying identity using two independent methods
C.
The use of two separate communication protocols
D.
Encrypting data at two different network layers
Question No. -
172
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Which of the following IoT applications involves the use of sensors and devices for monitoring and managing water resources?
A.
Smart Cities
B.
Smart Agriculture
C.
Smart Healthcare
D.
Smart Water Management
Question No. -
173
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What is the primary purpose of a pressure sensor in an IoT-based weather monitoring system?
A.
Measure humidity
B.
Detect changes in temperature
C.
Monitor atmospheric pressure
D.
Measure air quality
Question No. -
174
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Which IoT security measure involves creating a secure tunnel for transmitting data over an untrusted network?
A.
Authentication
B.
Authorization
C.
VPN (Virtual Private Network)
D.
Encryption
Question No. -
175
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What is the role of a magnetic sensor in an IoT-based door access control system?
A.
Measure air pressure
B.
Detect changes in temperature
C.
Monitor magnetic fields for door status
D.
Measure humidity
Question No. -
176
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In IoT, what does the term "Digital Health" refer to?
A.
Ensuring the security of digital devices
B.
The use of digital technologies for healthcare monitoring
C.
A method for digitally storing health records
D.
A digital representation of an individuals health status
Question No. -
177
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Which IoT protocol is commonly used for real-time communication and control in home automation applications?
A.
MQTT
B.
CoAP
C.
Z-Wave
D.
HTTP
Question No. -
178
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What is the purpose of a rain sensor in an IoT-based irrigation system?
A.
Measure air pressure
B.
Detect changes in temperature
C.
Monitor soil moisture
D.
Measure rainfall intensity
Question No. -
179
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Which IoT connectivity option is designed for low-power, short-range communication between devices within a personal area network (PAN)?
A.
Zigbee
B.
Bluetooth
C.
LoRaWAN
D.
Sigfox
Question No. -
180
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What is the role of a gas sensor in an IoT-based air quality monitoring system?
A.
Measure air pressure
B.
Detect changes in temperature
C.
Monitor levels of specific gases
D.
Measure humidity
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