This page has every Digital Electronics N5 April paper we have, from 2016 to 2021: 5 question papers and 4 memos in 9 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 April papers by year
Digital Electronics N5 April 2021 question papers and memos
April 2021: Digital Electronics
Digital Electronics N5 April 2021: Digital Electronics question paper
100 marks · 3 hours · 5 pages · 7 questions
What is in this paper (7 questions)
Q1
Convert the following numbers to their binary equivalent and complete the calculation 18 marks
Q2
Design, with the aid of a truth table and Karnaugh maps, a circuit that will convert the 20 marks
Q3
3.1 Draw the integrated circuit of a two-input TTL NAND gate which uses 13 marks
Q4
4.1 Determine the output voltage of a digital-to-analogue converter into which 10 marks
Q5
5.1 Choose a description from COLUMN B that matches an item in COLUMN A. 20 marks
Q6
6.1 Name TWO commonly used output peripheral devices. (2) 11 marks
Q7
Draw and fully label a functional block diagram of a USART (universal 8 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. All calculations and answers must be given in three fractional radix spaces, for example 10, 011 . 2 Diagrams must be large, neat and labelled and may be done in pencil. Use only a black or blue pen. Write neatly and legibly. (8080365) -3-
Digital Electronics N5 April 2020 question papers and memos
April 2020: Digital Electronics
Digital Electronics N5 April 2020: Digital Electronics question paper
100 marks · 3 hours · 6 pages · 7 questions
What is in this paper (7 questions)
Q1
Convert the following numbers to their binary equivalent and complete the calculation 18 marks
Q2
The output of a synchronous counter is indicated in TABLE 1. 22 marks
Q3
3.1 Choose a term from COLUMN B that matches a description in COLUMN A . 15 marks
Q4
4.1 Indicate whether the following statements are TRUE or FALSE by writing only 10 marks
Q5
5.1 Discuss the typical arrangement of data on a floppy or stiffy disk. (3) 15 marks
Q6
6.1 Briefly describe the working principles of the following: 11 marks
Q7
Make a neat, fully labelled sketch of the functional block diagram of a modem. [9] 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. Start each section on a new page. Use only a black or blue pen. All calculations and answers must be given to three fractional radix spaces, for example 10,011 . 2 Write neatly and legibly. (8080365) -3-
Digital Electronics N5 April 2019 question papers and memos
April 2019: Digital Electronics
Digital Electronics N5 April 2019: Digital Electronics question paper
100 marks · 3 hours · 5 pages · 7 questions
The memo for this paper is not available yet.
What is in this paper (7 questions)
Q1
Convert each of the following numbers to their binary equivalents and do the 18 marks
Q2
Design a BCD (8.4.2.1.) to Gray code decoder and draw the circuit that uses only TWO 28 marks
Q3
3.1 Draw a circuit diagram of a TWO pin TTL NAND gate. (6) 10 marks
Q4
4.1 What do the following acronyms stand for? 11 marks
Q5
5.1 Draw the circuit diagram of a parallel analogue to digital converter. (10) 14 marks
Q6
6.1 Give TWO examples of each of the following: 10 marks
Q7
7.1 Draw a circuit diagram of a CMOS NOR gate. (5) 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 ALL sketches must be neat, using a pencil and a ruler with no freehand lines. Use only BLUE or BLACK ink. Keep subsections of questions together. Write neatly and legibly. (8080365) -3-
Digital Electronics N5 April 2018 question papers and memos
April 2018: Digital Electronics
Digital Electronics N5 April 2018: Digital Electronics question paper
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 equivalents and complete the 18 marks
Q2
Simplify the following function with the aid of Karnaugh maps and draw the circuit using 18 marks
Q3
3.1 If V = 30 V, V = 0,8 V, V = 2,0 V and V = 0,4 V: 16 marks
Q4
4.1 Draw a logic diagram for a static RAM cell. (6) 17 marks
Q5
5.1 Name THREE advantages of the electro-thermal printer. (3) 9 marks
Q6
6.1 Determine the output voltage of a digital-to-analoque converter into which 11 marks
Q7
7.1 Sketch and fully label a function block diagram of a modem. (10) 11 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 when working into octal and FOUR fractional radix spaces when working into decimal or hexadecimal. Write neatly and legibly. (8080365) -3- T470(E)(A6)T
Digital Electronics N5 April 2016 question papers and memos
April 2016: Digital Electronics
Digital Electronics N5 April 2016: Digital Electronics question paper
100 marks · 3 hours · 6 pages · 6 questions
What is in this paper (6 questions)
Q1
Various options are provided as possible answers to the following questions. Choose 10 marks
Q2
If A = 6B, E B = 42, 6 C = 4, 25 18 marks
Q3
Draw the circuit that converts a four variable (P, Q, R, S) Gray code to binary 18 marks
Q4
4.1 Draw the circuit of a TTL NAND function and explain the purpose of the 18 marks
Q5
5.1 The input to a D/A converter is a serial digital code, i.e. N = 2448 . 18 marks
Q6
6.1 With reference to the working principles of printers, compare the thermal 18 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, 1012. Write neatly and legibly. (8080365) -3- T410(E)(A7)T
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Questions about these papers
Which years of Digital Electronics N5 April papers are on this page? Papers from 2021, 2020, 2019, 2018, 2016. The newest year is at the top.
How many marks is the Digital Electronics N5 April 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.
