1) Which of the following is NOT a data and communication protocol?
solution) d) Alljoyn
2) Which of the following AMPQ frame type is used to inform the changes in the state of transfer?
solution) b) Disposition
3) Which of the following is NOT a messaging mode of CoAP?
solution) b) pager
4) The Zigbee Component "APS" stands for __________.
solution) a) Application support sub-layer.
5) Does IEEE 802.15.4 support IPv6 multicast?
solution) a) Yes
6) In MQTT, a ____________ subscribes to a topic
solution) a) client
7) Which of the following is a characteristic of XMPP protocol?
solution) c) no central server
8) Which of the following has a component named "bindings"?
solution) b) AMQP
9) Is CoAP RESTful?
solution) a) yes
10) RPL routing is based on_________ routing protocol
solution) d) Distance vector IPv6
11)In general, SMQTT algorithm includes which of the following stages?
solution) c) setup, encryption, publish, decryption
12) Which of the following modulation technique is used by high data rate version of IEEE 802.15.4?
solution) c) O-QPSK
13) The piggyback messaging code in CoAP Request-Response model has a "wait" period. Is this statement true?
solution) b) No
14) Which of the following wildcard allows arbitrary values for one hierarchy in MQTT topics?
solution) b)+
15) IEEE 802.15.4 operates in ____________ band.
solution) d) ISM
0 Comments