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TASK C - ENCODING SCHEME [15 marks] Use NRZ-L and NRZI encoding scheme to encode the data given to each student as per the table 2. Give a brief explanation of how the encoding has been done for each scheme in 2 lines (20 words). 1. NRZ-L (2 marks for the drawing and 1 mark for explanation) Number I + Positive - Negative 2. NRZI (2 marks for the drawing and 1 mark for explanation) Number + Positive Negative 1. NRZ-L (2 marks for the drawing and 1 mark for explanation) Number 1 0 0 1 1 0 0 0 + Positive - Negative 2. NRZI (2 marks for the drawing and 1 mark for explanation) Number 1 0 1 1 1 1 0 0 + Positive Negative 3. Bipolar (2 marks for the drawing and 1 mark for explanation) Number 1 1 1 1 0 0 0 + Positive - Negative 4. Manchester (2 marks for the drawing and 1 mark for explanation Number 1 0 1 1 1 0 + Positive - Negative