Cambridge A Level · 9618 · Paper 1 · Theory fundamentals
Computer Science 9618/11 Oct/Nov 2022 past paper
Cambridge A Level Computer Science (9618) Paper 1 (Theory fundamentals), variant 1, Oct/Nov 2022: the question paper and its official mark scheme, 9 questions worth 75 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 9
- Marks
- 75
- Grade A from
- 43
File names: 9618_w22_qp_11 · 9618_w22_ms_11
Grade thresholds for 9618/11 Oct/Nov 2022
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 |
|---|---|---|---|---|
| 43 | 37 | 31 | 25 | 19 |
Topics in this paper
Which syllabus chapters 9618/11 Oct/Nov 2022 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Processor Fundamentals | 2 | 22 |
| Databases | 1 | 15 |
| Information representation | 1 | 11 |
| System Software | 1 | 11 |
| Hardware | 2 | 8 |
| Security, privacy and data integrity | 1 | 4 |
| Communication | 1 | 4 |
Questions in 9618/11 Oct/Nov 2022
- Question 1
(a) (i) Convert the unsigned binary integer into denary. 00100111 Answer (ii) Convert the Binary Coded Decimal (BCD) into denary. 00100111 Answer (iii) Convert the 8-bit two’s complement binary integer into denary. 11100111 Answer (b) Perform the following binary subtraction. …
- Question 2
Draw one line from each security feature to its most appropriate description. Security feature Description firewall converts data to an alternative form pharming redirects a user to a fake website anti-virus software verifies the authenticity of data encryption scans files …
- Question 3
(a) Draw a logic circuit for the logic expression: X = NOT ((NOT A AND NOT B) OR (NOT B AND NOT …
- Question 4
A photographer creates a relational database to store data about photographs taken at birthday parties. The database, PHOTOGRAPHS, stores details of the customer, the party, the photographs taken and the cameras used. The photographer has several cameras that are used …
- Question 5
(a) State what is meant by the stored program concept in the Von Neumann model of a computer system. (b) A Central Processing Unit (CPU) contains several special purpose registers and other components. (i) State the role of the following …
- Question 6
The following table shows part of the instruction set for a processor. The processor has one general purpose register, the Accumulator (ACC), and an Index Register (IX). Instruction Explanation Opcode Operand LDM #n Immediate addressing. Load the number n to …
- Question 7
(a) State two benefits to a programmer of using Dynamic Link Library (DLL) files. …
- Question 8
A Local Area Network (LAN) uses a bus topology. Describe how Carrier Sense Multiple Access / Collision Detection (CSMA / CD) is used in a bus network.
- Question 9
Many modern televisions are examples of embedded systems. (a) Explain why these televisions are embedded systems. (b) Embedded systems use Electrically Erasable Programmable ROM (EEPROM). Describe one benefit of using EEPROMs in an embedded system.
Other Computer Science papers from Oct/Nov 2022
- 9618/12 Theory fundamentals
- 9618/13 Theory fundamentals
- 9618/21 Problem-solving & programming
- 9618/22 Problem-solving & programming
- 9618/23 Problem-solving & programming
- 9618/31 Advanced theory
- 9618/32 Advanced theory
- 9618/33 Advanced theory
- 9618/41 Practical programming
- 9618/42 Practical programming
- 9618/43 Practical programming