1. The full form of MQTT is
a. Message Query Telemetry Transport
b. Message Queue Telemetry Transport
c. Message Queue Telemedicine Transport
d. None of these
Answer:- b
2. In MQTT, a ..................... controls the publish-subscribe messaging pattern.
a. Message Broker
b. Publishers
c. Subscribers
d. All of these
Answer:- a
3. Which of the following is NOT a Data Protocol in IoT?
a. MQTT
b. CoAP
c. Websocket
d. None of these
Answer:- d
4. In MQTT for IoT, the Publishers are
a. Lightweight sensors
b. Actuators
c. Processing units
d. None of these
Answer:- a
5. Which of the following is NOT a method in MQTT?
a. Break
b. Connect
c. Disconnect
d. None of these
Answer:- a
6. Which of the following protocols in IoT have been designed for Machine to Machine (M2M) applications such as smart energy and building automation?
a. MQTT
b. CoAP
c. Websocket
d. All of these
Answer:- b
7. Similar to HTTP, CoAP utilizes which of the following for operation?
a. GET
b. PUT
c. PUSH
d. All of these
Answer:- d
8. What is the full form of XMPP in IoT?
a. Extensible Markup Page Processing
b. Extensible Messaging and Presence Protocol
c. Both (a) and (b)
d. Neither (a) nor (b)
Answer:- b
9. State whether the following statement if True or False.
Statement: XMPP is an open standard protocol.
a. True
b. False
Answer:- a
10. What is the full form AMQP in context of IoT protocol?
a. Another Message Queuing Protocol
b. Anchored Message Queuing Protocol
c. Advanced Message Queuing Protocol
d. None of these
Answer:- c
11. What is the basic unit of data in the AMQP protocol?
a. Chunk
b. Byte
c. Frame
d. None of these
Answer:- c
12. Which of the following is/are exchange types in AMQP?
a. Direct
b. Fan-out
c. Topic
d. All of these
Answer:- d
13. IoT networks can be classified in which of the following type/types?
a. Non-Beacon Enabled
b. Beacon Enabled
c. None of these
d. Both (a) and (b)
Answer:- d
14. The OSI model has ................. layers.
a. 6
b. 7
C. 4
d. 8
Answer:- b
15. The "Destination Address" in the IPv4 packet represents which of the following?
a. The destination node address of the packet
b. The intermediate hop in the network
c. Both (a) and (b)
d. None of these
Answer:-