Cambridge O Level · 2210 · Paper 1 · Computer systems
Computer Science 2210/12 Oct/Nov 2018 past paper
Cambridge O Level Computer Science (2210) Paper 1 (Computer systems), variant 2, Oct/Nov 2018: the question paper and its official mark scheme, 10 questions worth 75 marks. Free to open, no account needed.
- Questions
- 10
- Marks
- 75
File names: 2210_w18_qp_12 · 2210_w18_ms_12
Topics in this paper
Which syllabus chapters 2210/12 Oct/Nov 2018 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Hardware | 5 | 29 |
| Data Transmission | 1 | 15 |
| Software | 2 | 13 |
| Data Representation | 1 | 11 |
| The Internet and its Uses | 1 | 7 |
Questions in 2210/12 Oct/Nov 2018
- Question 1
Computers use a character set to convert text into binary. One character set that can be used is ASCII. Each letter in ASCII can also be represented as a denary value. (a) The word BUS has the denary values: …
- Question 2
A computer uses RAM and ROM to store data. (a) The table contains three statements about RAM or ROM. Tick (✓) to show whether each statement describes RAM or ROM. Statement RAM (✓) ROM (✓) Stores the programs and data …
- Question 3
A greenhouse uses a system to monitor the conditions that plants need to grow. The inputs to the system are: Input Binary value Condition W 1 Window is open 0 Window is closed T 1 Temperature …
- Question 4
(a) Identify three security issues that can put a computer system at risk. Security issue 1 Security issue 2 Security issue 3 (b) Explain how a firewall can help to protect a computer system from security issues.
- Question 5
(a) Karina is taking her Computer Science examination. She has three questions to answer about output devices. (i) For the first question she writes the answer: “It is a high powered laser that cuts materials such as thin metals or …
- Question 6
(a) Many programmers write computer programs in high-level languages. The programs need to be translated into machine code to be read by the computer. State two types of translator that can be used. Translator 1 Translator 2 (b) Explain two …
- Question 7
Six internet terms and six definitions are listed. Draw a line to connect each term to a correct definition. Internet term Definition Browser Internet Service Provider (ISP) Hyper Text Transfer Protocol (HTTP) Uniform Resource Locator (URL) MAC address IP address …
- Question 8
Describe the purpose of an interrupt in a computer system.
- Question 9
(a) Computers can transmit data using different methods. Describe the three data transmission methods given. (i) Serial data transmission (ii) Parallel data transmission (iii) Duplex data transmission (b) Data can sometimes be corrupted when it is transmitted from one computer …
- Question 10
A system uses pH sensors and a microprocessor to help monitor pollution in a river. The pH of the water should be between 6 and 8. The system outputs an alert if the pH of the water is not in …
Other Computer Science papers from Oct/Nov 2018
- 2210/13 Computer systems
- 2210/22 Algorithms, programming & logic
- 2210/23 Algorithms, programming & logic