Cambridge IGCSE · 0478 · Paper 1 · Computer systems
Computer Science 0478/12 Feb/March 2023 past paper
Cambridge IGCSE Computer Science (0478) Paper 1 (Computer systems), variant 2, Feb/March 2023: the question paper and its official mark scheme, 6 questions worth 75 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 6
- Marks
- 75
- Grade A from
- 44
File names: 0478_m23_qp_12 · 0478_m23_ms_12
Grade thresholds for 0478/12 Feb/March 2023
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 |
|---|---|---|---|---|---|---|
| 44 | 36 | 28 | 23 | 19 | 16 | 13 |
Topics in this paper
Which syllabus chapters 0478/12 Feb/March 2023 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Software | 2 | 28 |
| Data Transmission | 2 | 28 |
| The Internet and its Uses | 1 | 10 |
| Data Representation | 1 | 9 |
Questions in 0478/12 Feb/March 2023
- Question 1
Computers can be infected with malware. Spyware is one example of malware. (a) Tick (✓) one box to show a correct definition of spyware. A Software that activates a webcam and transmits the video to a third party that outputs …
- Question 2
A programmer has designed a three‑dimensional (3D) interactive computer game. They are going to develop a program for the game. The program needs to run efficiently, but it must also be developed as soon as possible. (a) Tick (✓) one …
- Question 3
A new computer comes with primary and secondary storage. (a) Data storage is measured using binary denominations. Complete each conversion. 8 bytes = nibbles 512 kibibytes (KiB) = mebibytes (MiB) 4 gibibytes (GiB) = mebibytes (MiB) 1 exbibyte (EiB) = …
- Question 4
A wildlife photographer stores their digital images on a computer. (a) Complete the table by defining each term about images. Image term Definition pixel resolution (b) One of the images has a resolution of …
- Question 5
A website allows users to purchase items. Computer A sends a request for the homepage to the website’s server. (a) The request is sent using packet switching. The structure of a packet of data has three elements. One element is …
- Question 6
A company is involved in robotics. One of its robots is designed to make a specific movement depending on a binary value. (a) The table gives some of the movements for the robot. Complete the table by writing the missing …