Quiz on Sensor Networks

What does SANET stand for?

• Sensor/Actuator Network

• Sensor/Automated Network

• Smart/Actuator Network

• Sensor/Array Network

What is a primary challenge in SANETs?

• Limited range of sensors

• Lack of diverse sensors

• Effective communication and cooperation

• High cost of implementation

Which of the following is an advantage of wireless sensor networks?

• Higher transmission speeds

• More complex scaling

• Greater deployment flexibility

• Increased security

What is a disadvantage of wireless sensor networks?

• Easier long-term maintenance

• Potentially less secure

• Higher implementation costs

• Better handling of dynamic changes

What are wirelessly connected smart objects sometimes referred to as?

• Sensors

• Nodes

• Actuators

• Motes

What is an event-driven communication pattern?

• Transmission occurs at regular intervals

• Triggered by a specific event

• Always active communication

• Requires constant power supply

Which of the following is NOT a trend in wireless sensor networks?

• Self healing

• Self protection

• Self destruction

• Self optimization

What is a key consideration for communication protocol selection?

• Number of actuators

• Scalability to a large number of nodes

• Type of environment only

• Cost of sensors

What is a characteristic of heterogeneous sensor networks?

• All sensors are identical

• Mix of cheap and expensive sensors

• Only single-purpose networks

• Only expensive sensors are used

What does self-organization in wireless sensor networks refer to?

• Elimination of nodes

• Automatic arrangement of nodes

• Static node placement

• Manual configuration of nodes