Cambridge IGCSE · 0478 · Paper 1 · Computer systems
Computer Science 0478/11 Oct/Nov 2017 past paper
Cambridge IGCSE Computer Science (0478) Paper 1 (Computer systems), variant 1, Oct/Nov 2017: the question paper and its official mark scheme, 10 questions worth 75 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 10
- Marks
- 75
- Grade A from
- 48
File names: 0478_w17_qp_11 · 0478_w17_ms_11
Grade thresholds for 0478/11 Oct/Nov 2017
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 |
|---|---|---|---|---|---|---|
| 48 | 40 | 33 | 28 | 23 | 18 | 13 |
Topics in this paper
Which syllabus chapters 0478/11 Oct/Nov 2017 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| The Internet and its Uses | 3 | 25 |
| Hardware | 3 | 22 |
| Data Representation | 2 | 13 |
| Boolean Logic | 1 | 9 |
| Software | 1 | 6 |
Questions in 0478/11 Oct/Nov 2017
- Question 1
A washing machine has a small display screen built into it. One use of the display screen is to show an error code when a problem has occurred with a washing cycle. (a) State whether the display screen is an …
- Question 2
Data files are stored in different file formats. Complete the table by providing a suitable file format for each file type. The first one has been done for you. File type File format Pictures .JPEG Text Sound Video
- Question 3
(a) An example of a Uniform Resource Locator (URL) is: http://www.cie.org.uk/index.htm Part 1 Part 2 Part 3 Identify the three parts that make up this URL. Part 1 Part 2 Part 3 (b) Describe what is meant by an Internet …
- Question 4
Six components of a computer system and six descriptions are shown. Draw a line to match each component with the most suitable description. Component Description Arithmetic Logic Unit (ALU) Buses Control Unit (CU) Immediate Access Store (IAS) Input/Output Registers Used …
- Question 5
(a) Draw a logic circuit for the logic statement: …
- Question 6
Describe the operation of a 2D scanner and a 3D scanner. 2D 3D
- Question 7
Six statements about firewalls are shown. Tick (3) to show whether each statement is true or false. Statement true (3) false (3) Firewalls can monitor incoming and outgoing traffic. Firewalls operate by checking traffic against a set of rules. Firewalls …
- Question 8
(a) Data is valuable. It needs to be kept secure and it can easily be damaged. Give three different ways that data can be accidentally damaged. …
- Question 9
(a) Optical storage media can be used to store data. Describe how the data is read from a Compact Disc (CD). (b) Kamil wants to store a 16-bit colour image file. The image size is 1000 pixels. Calculate the size …
- Question 10
Six statements about assembly language are shown. Tick (3) whether the statement is true or false. Statement true (3) false (3) Assembly language uses mnemonic codes. Assembly language programs do not need a translator to be executed. Assembly language is …
Other Computer Science papers from Oct/Nov 2017
- 0478/12 Computer systems
- 0478/13 Computer systems
- 0478/21 Algorithms, programming & logic
- 0478/22 Algorithms, programming & logic
- 0478/23 Algorithms, programming & logic