IoT in week 7

What does REST stand for in the context of IoT protocols?

• Remote Execution of Service Tasks

• Representational State Transfer

• Real-time Event Streaming Technology

• 1. Reliable Embedded Systems Transmission

1. Which HTTP methods are commonly used in RESTful APIs?

• CONNECT, TRACE

• GET, POST, PUT, DELETE

• SEND, RECEIVE

• OPEN, CLOSE

In REST architecture, what is a REST resource?

• A network protocol for data transmission

• An abstraction of information that can be addressed

• A hardware component in IoT devices

• A security feature for REST APIs

1. What is the primary communication pattern used by MQTT?

• Client-Server

• Peer-to-Peer

• Publish/Subscribe

• Request/Response

1. Which port is MQTT typically associated with?

• 80

• 443

• 1883

• 21

1. CoAP is designed to be used in which type of networks?

• High-bandwidth, low-latency networks

• Constrained networks with limited resources

• Wired Ethernet networks

• 1. Cellular networks

1. Which of the following is a key feature of Bluetooth Low Energy (BLE)?

• 1. High data transfer rates

• 1. Long-range communication up to 1 km

• 1. Low power consumption for prolonged device operation

• 1. Requires a wired connection for pairing

1. Which protocol uses URIs to identify resources and typically operates over HTTP?

• 1. MQTT

• 1. CoAP

• 1. REST

• 1. Bluetooth

1. In MQTT architecture, what is the role of the broker?

• 1. To store data from all clients

• 1. To facilitate the communication between publishers and subscribers

• 1. To provide security for the network

• 1. To convert data formats between different clients

1. Which of the following is NOT a characteristic of CoAP?

• 1. Supports multicast requests

• 1. Designed for machine-to-machine (M2M) applications

• 1. Operates over UDP

• Provides guaranteed delivery through TCP