August 2022: Digital Electronics
The memo for this paper is not available yet.
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This page has every Digital Electronics N5 August paper we have, from 2018 to 2022: 5 question papers and 4 memos in 13 PDFs. The newest year is first. Each paper shows the first page of questions, its marks and time, and what the questions cover.
Digital Electronics N5 August papers by year
| Year | Exams | Papers | PDFs |
|---|---|---|---|
| 2022 | August | 1 | 1 |
| 2021 | August | 1 | 4 |
| 2020 | August | 1 | 2 |
| 2019 | August | 1 | 4 |
| 2018 | August | 1 | 2 |
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Digital Electronics N5 August 2022 question papers and memos
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Digital Electronics N5 August 2021 question papers and memos
August 2021: Digital Electronics
100 marks · 3 hours · 6 pages · 7 questions
What is in this paper (7 questions)
- Q1 Various options are given as possible answers to the following questions. Choose the 10 marks
- Q2 Convert each of the following numbers to their binary equivalents and complete the 18 marks
- Q3 3.1 Simplify the following function with the aid of Karnaugh maps and draw the 18 marks
- Q4 4.1 With reference to TTL circuits, answer the following questions: 19 marks
- Q5 With reference to computer memories, answer the following questions: 10 marks
- Q6 With reference to analogue-to-digital and digital-to-analogue converters, answer the 11 marks
- Q7 With reference to interface units, answer the following questions: 6 marks
Instructions to candidates
- Answer all the questions.
- Read all the questions carefully.
- Number the answers according to the numbering system used in this question paper.
- Start each section on a new page.
- Calculation processes and calculated answers must be given in THREE fractional radix spaces, for example 10, 101 . 2
- Use only a black or blue pen.
- Write neatly and legibly. (8080365) -3-
Digital Electronics N5 August 2020 question papers and memos
August 2020: Digital Electronics
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Digital Electronics N5 August 2019 question papers and memos
August 2019: Digital Electronics
100 marks · 3 hours · 5 pages · 7 questions
What is in this paper (7 questions)
- Q1 Convert each of the following numbers to their binary equivalent and complete th e 18 marks
- Q2 Design a synchronous binary counter that can count from 0-9 (0000-1001) that makes 25 marks
- Q3 3.1 Draw the circuit of an open-collector TTL. Clearly label the pull-up resistor on 11 marks
- Q4 4.1 A digital-to-analogue converter is such that a digital code may be fed into i t 13 marks
- Q5 5.1 Draw a block diagram of a USART. (10) 15 marks
- Q6 6.1 Name THREE input or output devices. (3) 8 marks
- Q7 Draw a block diagram of a modem. [10] 10 marks
Instructions to candidates
- Answer ALL the questions.
- Read ALL the questions carefully.
- Number the answers according to the numbering system used in this question paper.
- Calculation processes and calculated answers must be given in THREE fractional radix spaces, for example 10, 101 . 2
- All sketches must be neat, using a pencil and a ruler and not freehand lines.
- Use only BLUE or BLACK ink.
- Keep subsections of questions together.
- Write neatly and legibly. (8080365) -3-
Digital Electronics N5 August 2018 question papers and memos
August 2018: Digital Electronics
100 marks · 3 hours · 4 pages · 7 questions
What is in this paper (7 questions)
- Q1 Convert each of the following numbers to their binary equivalents and complete the 18 marks
- Q2 2.1 Draw a circuit diagram of a 4-bit binary-to-Gray decoder, indicating the output 24 marks
- Q3 3.1 Define the following terms with reference to TTL circuits.
- Q4 4.1 Differentiate between each of the following memories: 16 marks
- Q5 5.1 Sketch a contact bounce that employs an SR latch. (3) 9 marks
- Q6 6.1 Determine the output voltage if the input voltage = 2 V, time = 2m/s, 9 marks
- Q7 7.1 Draw a circuit diagram of a C-MOS inverter. (4) 9 marks
Instructions to candidates
- Answer ALL the questions.
- Read ALL the questions carefully.
- Number the answers according to the numbering system used in this question paper.
- Calculation processes and calculated answers must be given in THREE fractional radix spaces, for example 10, 101 . 2
- Work neatly. (8080365) -3- T470(E)(A1)T
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More Digital Electronics N5 papers
Questions about these papers
Which years of Digital Electronics N5 August papers are on this page?
Papers from 2022, 2021, 2020, 2019, 2018. The newest year is at the top.
How many marks is the Digital Electronics N5 August digital electronics?
Digital Electronics is usually out of 100 marks and you get 3 hours to write it.
Are the memos included?
Yes. 4 of the 5 papers on this page have their marking memo next to the question paper.
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