D337 Advanced Practice Exam Questions and Answers|Latest Update

D337 Advanced Practice Exam Questions and Answers|Latest Update In a reference IoT pipeline, which statement is MOST accurate about data movement responsibility? A) Access network terminates TLS and stores state B) Gateway aggregates/translates and forwards upstream C) Backhaul authenticates devices via PKI D) Platform assigns RF channels to sensors Answer: B. Gateways bridge local access to core services and forward collected data; access provides first hop, platform handles higher-level services. A campus moves sensor radios from 2.4 GHz to sub-GHz ISM. Which net effect is MOST expected? A) Lower penetration, higher data rate B) Higher penetration, lower data rate C) Same range, higher throughput D) Automatic mesh formation Answer: B. Sub-GHz generally travels farther and penetrates better at the expense of throughput.