Cambridge IGCSE · 0478 · Paper 2 · Algorithms, programming & logic
Computer Science 0478/22 May/June 2019 past paper
Cambridge IGCSE Computer Science (0478) Paper 2 (Algorithms, programming & logic), variant 2, May/June 2019: the question paper and its official mark scheme, 6 questions worth 50 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 6
- Marks
- 50
- Grade A from
- 35
File names: 0478_s19_qp_22 · 0478_s19_ms_22
Grade thresholds for 0478/22 May/June 2019
The minimum raw marks Cambridge set for each grade on this component (out of 50). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E | F | G |
|---|---|---|---|---|---|---|
| 35 | 27 | 19 | 15 | 12 | 9 | 6 |
Topics in this paper
Which syllabus chapters 0478/22 May/June 2019 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Scenario Question | 1 | 20 |
| Programming | 3 | 16 |
| Databases | 1 | 8 |
| Algorithm Design and Problem-Solving | 1 | 6 |
Questions in 0478/22 May/June 2019
- Question 1
(a) All variables, constants and other identifiers must have meaningful names. Describe the data structures you have used in Task 1 to record the items for sale. Include some sample data for each data structure you have described. (b) Explain …
- Question 2
(a) An algorithm has been written in pseudocode to input 100 numbers, select and print the largest number and smallest number. Count 1 INPUT Number High Number Low Count REPEAT INPUT Number IF Number > High THEN High Number ENDIF …
- Question 3
This flowchart inputs the marks gained in an examination. An input of –1 ends the routine. OUTPUT "Number of Distinctions ", Distinction OUTPUT "Average Mark " Total/Count START END Is Mark …
- Question 4
For each of the four groups of statements in the table, place a tick in the correct column to show whether it is an example of Selection or Repetition. Statements Selection Repetition FOR A 1 TO …
- Question 5
Explain what is meant by validation and verification. Give an example for each one. Validation Example Verification Example
- Question 6
A database table, FLIGHT, is used to keep a record of flights from a small airfield. Planes can carry passengers, freight or both. Some flights are marked as private and only carry passengers. Flight number Plane Notes Departure time Passengers …
Other Computer Science papers from May/June 2019
- 0478/11 Computer systems
- 0478/12 Computer systems
- 0478/13 Computer systems
- 0478/21 Algorithms, programming & logic
- 0478/23 Algorithms, programming & logic