IPPM_Chapt 5 and 6

What does WSN stand for in network architectures?

• Wired Sensor Network

• Wireless Sensor Network

• Wide Sensor Network

• Weak Signal Network

What is the primary function of sensor nodes in a Wireless Sensor Network (WSN)?

• Collect data and transmit directly to the internet

• Collect data and relay it to a sink node

• Store data locally for processing

• Provide internet access to other devices

Which of the following is a major advantage of wireless over wired sensors?

• Unlimited power supply

• Easier maintenance

• Better security

• Higher mobility

What is a key disadvantage of using wireless sensors over wired sensors?

• Unlimited scalability

• Vulnerable to data interception

• Requires no power

• Faster data transmission

In the four-stage IoT solutions architecture, what does Stage 1 primarily deal with?

• Data storage

• Edge IT

• Sensors and actuators

• Data analytics

What is the primary role of a gateway in IoT architecture?

• Collect and store data

• Provide power to sensors

• Connect devices to the internet

• Act as a local server for data analytics

Which of the following functions is performed by Stage 3 in the IoT architecture?

• Data collection

• Edge IT processing

• Data transmission

• Sensor calibration

What is the main benefit of Edge IT in IoT systems?

• Unlimited data storage

• Centralized processing

• Faster real-time insights

• Better cloud connectivity

Which of the following is NOT a stage in IoT architecture?

• Data Acquisition Systems

• Data Center and Cloud

• Wireless LAN

• Edge IT

What is a key feature of Tier 4 data centers?

• Non-redundant power supply

• Single point of failure

• Fully fault-tolerant with dual power

• Manual backup and recovery