Cambridge IGCSE ยท 0478 ยท Paper 2 ยท Algorithms, programming & logic
Computer Science 0478/23 May/June 2018 past paper
Cambridge IGCSE Computer Science (0478) Paper 2 (Algorithms, programming & logic), variant 3, May/June 2018: 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
- 32
File names: 0478_s18_qp_23 ยท 0478_s18_ms_23
Grade thresholds for 0478/23 May/June 2018
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 |
|---|---|---|---|---|---|---|
| 32 | 25 | 18 | 15 | 12 | 9 | 6 |
Topics in this paper
Which syllabus chapters 0478/23 May/June 2018 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Programming | 3 | 30 |
| Databases | 1 | 11 |
| Algorithm Design and Problem-Solving | 2 | 9 |
Questions in 0478/23 May/June 2018
- Question 1
(a) All variables, constants and other identifiers should have meaningful names. (i) State the name, data type and use of two arrays you created for Task 1. Array 1 name Data type Use Array 2 name Data type Use (ii) โฆ
- Question 2
Describe, using an example, the purpose of the following checks during data entry. (a) Validation check (b) Verification check
- Question 3
This section of program code reads the contents of the array, totals the numbers and prints out the sum and average of the numbers. Assume the array is full. Complete the four missing items by writing them in the spaces โฆ
- Question 4
An algorithm is written in pseudocode: INPUT Number IF Number > 100 THEN OUTPUT โณThe number is too largeโณ ELSE OUTPUT โณThe number is acceptableโณ ENDIF (a) Describe the purpose of the algorithm. (b) (i) The algorithm only allows one โฆ
- Question 5
The flowchart allows a set of 10 numbers to be entered; it finds and outputs the largest of these numbers. START Counter Counter Is Counter โฆ
- Question 6
A shop that sells copies of movies to the public has set up a new database table called 2018MOV to store some new releases. Part of this table is given, showing the catalogue number, title, genres and available formats (Blu-ray, โฆ
Other Computer Science papers from May/June 2018
- 0478/11 Computer systems
- 0478/12 Computer systems
- 0478/13 Computer systems
- 0478/21 Algorithms, programming & logic
- 0478/22 Algorithms, programming & logic