Logic Systems N5 December Past Papers and Memos

1. Q1 'n Veiligheidstroombaan in 'n trekker vereis 'n binêre teller wat soos volg tel: 15 marks
2. Q3 3.1 Die telling van 'n sein se pulse vir 'n vaste akkurate tydperk, gewoonlik een 15 marks
3. Q4 Dui aan of die volgende stellings WAAR of ONWAAR is deur slegs 'Waar' of 'Onwaar' 13 marks
4. Q5 5.1 Die rekenlogika-eenheid (RLE) is die stroombaan wat verantwoordelik is vir die 15 marks
5. Q7 7.1 Dui aan of die volgende stellings WAAR of ONWAAR is deur slegs 'Waar' of 15 marks

Instructions to candidates

1. Answer all the questions.
2. Read all the questions carefully.
3. Number the answers according to the numbering system used in this question paper.
4. Fully label all circuits.
5. Draw binary registers with the most significant bit (MSB) flip-flop on the left and the least significant bit (LSB) flip-flop on the right.
6. Draw waveforms with the clock input on top followed by the LSB flip-flop output below the clock input, and the MSB flip-flop output as the last output waveform at the bottom.
7. Write neatly and legibly. (8080295) -3-