Internet Of Things Set 10

Information Technology Engineering (IT)

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This set of Internet of Things IoT Multiple Choice Questions & Answers (MCQs) focuses on Internet Of Things Set 10

Q1 |                supports low energy radiooperation.
  • ietf6lowpan
  • b) ieftcoap
  • c) rfid/nfc
  • bluetooth
Answer: bluetooth
Q2 |                specification defining thePHY and MAC layer of low power devices.
  • ietf 6lowpan
  • b) ieft coap
  • c) rfid/nfc
  • d) ieee 802.15.4.lowpan
Answer: d) ieee 802.15.4.lowpan
Q3 | 6LoWPAN Adaption layer contains?
  • header compressio n
  • b) fragmentat ion
  • c) layer 2 forwarding
  • d) header compressio n, fragmentat ion, and layer 2 forwarding
Answer: d) header compressio n, fragmentat ion, and layer 2 forwarding
Q4 | Adheres to                  approach for managing resources and supportmapping to HTTP.
  • retful
  • b) iot
  • c) restful
  • d) restful
Answer: d) restful
Q5 |            is an application layer protocol for resource constraineddevices.
  • coap
  • b) hmtp
  • c) mqtt
  • d) tcp/ip
Answer: coap
Q6 |              resources are identified byUniform Resource Identifiers.
  • coap
  • b) hmtp
  • c) mqtt
  • d) tcp/ip
Answer: coap
Q7 | Which protocol interactsasynchronously over UDP?
  • hmtp
  • b) coap
  • c) mqtt
  • d) tcp/ip
Answer: b) coap
Q8 | How many messages types are therein CoAP?
  • 2
  • 5
  • 3
  • 4
Answer: 4
Q9 | API architecture not only includes critical elements but also caters for
  • system
  • b) devices
  • c) network
  • d) multi homing
Answer: d) multi homing
Q10 |                  is uniquely identifiableembedded computing devices.
  • internet
  • b) iot
  • c) bigdata
  • d) cloud
Answer: b) iot
Q11 | Without                    computers embedded in house keys areworthless
  • data
  • b) services
  • c) both data andservices
  • d) neither data norservices
Answer: c) both data andservices
Q12 | CoAP messages are short.
  • true
  • b) false
Answer: true
Q13 | How many messages types are therein CoAP?
  • 2
  • b) 5
  • c) 3
  • d) 4
Answer: d) 4
Q14 | Number of methods in CoAP?
  • 2
  • 5
  • 4
  • 3
Answer: 4
Q15 | WSN stands for
  • wired sensor network
  • b) wireless sensor network
  • c) wired service network
  • d) wireless service network
Answer: b) wireless sensor network
Q16 | The core of the protocol is specifiedin
  • rfc 7254
  • b) rfc 7252
  • c) rfc 7452
  • d) rfc 7524
Answer: b) rfc 7252
Q17 | How many types of arduinos do wehave?
  • 5
  • b) 6
  • c) 8
  • d) 6
Answer: c) 8
Q18 | What is the microcontroller used in Arduino UNO?
  • atmega32 8p
  • b) atmega2560
  • c)atmega321 14
  • d)at91sam3x 8e
Answer: atmega32 8p
Q19 | What does p refer to in ATmega328p?
  • production
  • b) pico- power
  • c) power- pico
  • d) programma ble on chip
Answer: b) pico- power
Q20 | What is the default bootloader of the Arduino UNO?
  • optiboot bootloader
  • b) air-boot
  • c) bare box
  • d) gag
Answer: optiboot bootloader
Q21 | Does the level shifter converts the voltage levels between RS-232 andtransistor-transistor logic.
  • true
  • false
Answer: true
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