IoTBT_504-602

What frequency band is most widely used for IoT applications?

• 1.2 GHz

• 2.4 GHz

• 5.8 GHz

• 900 MHz

Which technology is primarily used for short-range wireless communication in IoT?

• NFC

• ZigBee

• Wi-Fi

• Ethernet

What is the primary function of a cloud server?

• To enhance RF communication

• To manage IoT devices

• To provide centralized server resources over a network

• To store data locally

Which of the following is a challenge in managing IoT devices?

• High power consumption

• Interoperability

• Limited data storage

• Excessive bandwidth

What does ZigBee primarily operate on?

• 2.4 to 2.485 GHz

• 5 to 6 GHz

• 900 MHz

• 1.2 GHz

What is a key benefit of using cloud servers?

• Physical server management

• Increased hardware costs

• Scalability

• Limited access

Which protocol is designed for efficient management of constrained IoT devices?

• HTTP

• FTP

• LWM2M

• MQTT

What is the main purpose of device management services in IoT?

• To reduce power consumption

• To increase device size

• To manage security and updates

• To enhance user interface

Which of the following describes a hybrid cloud?

• Only public cloud resources

• Only private cloud resources

• Cloud resources located on-premises only

• Combination of public and private clouds

What is a significant challenge in the adoption of IoT in biotechnology?

• High cost of devices

• Lack of proper authentication standards

• Excessive data storage

• Limited device range