Sdam071

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Define the main objective(s) of SDAM071 and list two key topics covered in the course. (5 marks) sdam071

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• Sensor Nodes (SNs): Low-power devices sensing environmental data.
• Aggregator Nodes (ANs): Cluster heads elected by SDAM071’s weighted probability algorithm.
• Base Station (BS): A high-power central controller with no energy constraints.

void setup() pinMode(pwmPin, OUTPUT); pinMode(enablePin, OUTPUT); digitalWrite(enablePin, HIGH); // Enable the SDAM071 module analogWrite(pwmPin, 0); // Start at 0% duty cycle in an academic context

Alternatively, in an academic context, SDAM071 is a foundational mathematics course for science at the University of South Africa (UNISA).

• Data Analyst / Business Analyst
• Junior Statistician
• Research Assistant (academia, government, NGOs)
• Quality‑Control Engineer (manufacturing)
• Early‑career Data Scientist (after further specialization)

Step 3: Microcontroller Code Example (Arduino)

Assume you want to control a 24V DC fan using sdam071 with PWM on pin 9:

Phase I: Secure Cluster Formation The Base Station broadcasts a beacon signal. Nodes calculate their distance to the BS and advertise their willingness to become an Aggregator Node (AN). SDAM071 introduces a residual-energy threshold; only nodes with energy levels above a dynamic threshold $T_energy$ can participate in the election. This prevents low-energy nodes from becoming bottlenecks.