Cambridge O Level · 2210 · Paper 2 · Algorithms, programming & logic
Computer Science 2210/23 Oct/Nov 2020 past paper
Cambridge O Level Computer Science (2210) Paper 2 (Algorithms, programming & logic), variant 3, Oct/Nov 2020: the question paper and its official mark scheme, 5 questions worth 50 marks. Free to open, no account needed.
- Questions
- 5
- Marks
- 50
File names: 2210_w20_qp_23 · 2210_w20_ms_23
Topics in this paper
Which syllabus chapters 2210/23 Oct/Nov 2020 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Databases | 3 | 26 |
| Scenario Question | 1 | 20 |
| Algorithm Design and Problem-Solving | 1 | 4 |
Questions in 2210/23 Oct/Nov 2020
- Question 1
All variables, constants and other identifiers must have meaningful names. (a) Identify one constant and identify one variable that you could have used for Task 1. Give the value that would be assigned to the constant. Give the data type …
- Question 2
An algorithm has been written in pseudocode to check the temperature readings taken from a freezer are within the range –18 degrees to –25 degrees inclusive. The algorithm counts the number of times that the temperature reading is below –25 …
- Question 3
Four programming concepts and five descriptions are shown. Draw a line to connect each Programming concept to its correct Description. Not all Descriptions will be connected to a Programming concept. Programming concept Description Validation A subroutine that does not have …
- Question 4
This flowchart represents an algorithm that allows the input of two numbers and performs a calculation. The predefined function MOD finds the remainder from integer division for example X 8 MOD 5 gives X a value of 3. START A …
- Question 5
A marine wildlife rescue centre uses a database table, MARINE, to keep records of its creatures. Creature Class Quantity Ready for release Offspring Manta Ray Fish …