Cambridge IGCSE · 0478 · Paper 1 · Computer systems
Computer Science 0478/11 May/June 2019 past paper
Cambridge IGCSE Computer Science (0478) Paper 1 (Computer systems), variant 1, May/June 2019: the question paper and its official mark scheme, 8 questions worth 75 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 8
- Marks
- 75
- Grade A from
- 51
File names: 0478_s19_qp_11 · 0478_s19_ms_11
Grade thresholds for 0478/11 May/June 2019
The minimum raw marks Cambridge set for each grade on this component (out of 75). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E | F | G |
|---|---|---|---|---|---|---|
| 51 | 43 | 34 | 29 | 24 | 19 | 14 |
Topics in this paper
Which syllabus chapters 0478/11 May/June 2019 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Hardware | 5 | 50 |
| The Internet and its Uses | 1 | 14 |
| Software | 1 | 6 |
| Data Representation | 1 | 5 |
Questions in 0478/11 May/June 2019
- Question 1
Hexadecimal is used for MAC addresses. Part of a MAC address is given: …
- Question 2
Rajesh creates a logic circuit. He uses three different logic gates in his circuit. Each logic gate has a maximum of two inputs. He describes the logic of each gate. (a) “The only time the output will be 1 is …
- Question 3
Five descriptions of different input or output devices are given in the table. Complete the table by stating the name of each input or output device. Description Name of device This is an input device that works by shining a …
- Question 4
(a) Lola is concerned about the risks to her computer when using the Internet. She wants to use some security methods to help protect her computer from the risks. Identify a security method she could use for each of the …
- Question 5
The following text is stored as a text file: She sells sea shells on the seashore. The shells that she sells are sea shells I am sure. Explain how lossless compression would compress this file.
- Question 6
A law company holds a lot of sensitive data about its clients. (a) It currently requires employees to enter a username and a password to log-in to an account. Each password must be 8 letters. The company wants to increase …
- Question 7
Annie writes a paragraph of text as an answer to an examination question about programming languages. Using the list given, complete Annie’s answer by inserting the correct six missing terms. Not all terms will be used. • Assembly • Converter …
- Question 8
An art gallery has a website that is used to display and sell art. (a) The gallery uses Secure Socket Layer (SSL) to provide a secure connection when selling art. Describe the process of SSL and how it provides a …
Other Computer Science papers from May/June 2019
- 0478/12 Computer systems
- 0478/13 Computer systems
- 0478/21 Algorithms, programming & logic
- 0478/22 Algorithms, programming & logic
- 0478/23 Algorithms, programming & logic