Multiple Choice Questions & Answers on IOT Handling Actuator and Sensor Request

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Multiple Choice Questions & Answers on IOT Handling Actuator and Sensor Request

1. Enabled customization endpoint will be sensitive only during ________
a) True and false cases
b) False cases only
c) Either True or false cases
d) True cases only
Answer: True cases only

2. Enabled customization endpoint will be enabled only during __________
a) True cases only
b) False cases only
c) Either True or false cases
d) True and false cases
Answer: True cases only

3. An HTTP server manages ____________
a) Websites
b) Devices
c) Resources
d) Sensors
Answer: Resources

4. HelloWeb is an example of ____________ server.
a) HTTP
b) MQTP
c) SMTP
d) CoAP
Answer: HTTP

5. A resource that contains an actual value is called as ________
a) Potential variable
b) Measured variable
c) Resource variable
d) Physical variable
Answer: Measured variable

6. When a client makes a GET request for /voltage/actual, the request is passed to ________
a) MeasuredVariable
b) HandleRequest
c) Measured Variable’s HandleRequest
d) HandleRequest’s MeasuredVariable
Answer: Measured Variable’s HandleRequest

7. A resource with measured variable will reflect ________
a) Potential phenomenon
b) Resource phenomenon
c) Measured phenomenon
d) Physical phenomenon
Answer: Physical phenomenon

8. For reading the current voltage ________ library class is used.
a) Digital sensor
b) Analog sensor
c) Actuator
d) Potential sensor
Answer: Digital sensor

9. Each endpoint can be customized with properties using the _______ format
a) endpoint.[endpoint name].[property to customize]. 
b) [property to customize].endpoint.[endpoint name]
c) property to customize.[property to customize].[endpoint name]
d) property to customize.endpoint.
Answer: endpoint.[endpoint name].[property to customize].

10. __________ endpoint displays arbitrary application information.
a) /health
b) /info
c) /metric
d) /trace
Answer: /info

11. ____________ enables production-ready feature to the spring boot application.
a) Actuators
b) Endpoint
c) Boot
d) Hyper media
Answer: Actuators

12. __________ should be added to start the existing actuators in boot.
a) spring-boot-actuator
b) sprint-actuator-boot
c) boot-spring-actuator
d) actuator-spring-boot
Answer: spring-boot-actuator

13. __________ allows us to monitor the application.
a) Actuators
b) Endpoints
c) Boot
d) Hypermedia
Answers: Endpoints
 
14. ________ is used to provide an object of type MeasuredVariable.
a) HandleRequest
b) RequetHandle
c) Handle_Request
d) Handle-Request
Answer: HandleRequest

15. ________ will show how to handle GET request to a sensor resources.
a) Monitor
b) VoltageMonitor
c) Voltage
d) Voltage-Monitor
Answer: Voltage

16. What is the range of analog input port?
a) 0 to 3
b) 0 to 3.3
c) 0 to 4
d) 0 to 4.5
Answer: 0 to 3.3

17. How many customizing properties are available?
a) 2 Properties
b) 3 Properties
c) 4 Properties
d) 5 Properties
Answer: 3 Properties

18. What should an URL contain?
a) ASCII values
b) Digits
c) Characters
d) ASCII values, digits, and characters
Answer: ASCII values, digits, and characters

19. Which property makes it possible for the analog sensor object to convert the integer input?
a) MinValue
b) MaxValue
c) Either MinValue or MaxValue
d) Both MinValue and MaxValue
Answer: Both MinValue and MaxValue

20. Which endpoints are sensitive?
a) /health
b) /info
c) /metric
d) /trace
Answer: /metric

21. Which endpoint shows application health information?
a) /health
b) /info
c) /metric
d) /trace
Answer: /health

22. Which endpoint shows metric information for the current application?
a) /health
b) /info
c) /metric
d) /trace
Answer: /metric

23. Which endpoint displays trace information?
a) /health
b) /info
c) /metric
d) /trace
Answer: /trace

24. Using which customized endpoint will be accessed over HTTP?
a) Id and enabled
b) Enabled
c) Sensitive
d) Id
Answer: Id

25. Which endpoint is gathered and publishes information about OS?
a) /health
b) /info
c) /metric
d) /trace
Answer: /metric

26. Command to create new endpoint?
a) Endpoint_T
b) Endpoint<T>
c) Endpoint-T
d) Endpoint-t
Answer: Endpoint<T>

27. Health information is collected from all the beans implementing Health Indicator interface.
a) True
b) False
Answer: True

28. Delegate properties must be compatible with the delegate types they represent.
a) True
b) False
Answer: True

29. Variable voltage Sensor is an instance of Analog Sensor.
a) True
b) False
Answer: True

30. Can we use any web browser as client.
a) True
b) False
Answer: True

31. When the user turns the potentiometer’s knob, the value is changed.
a) True
b) False
Answer: True

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