Cambridge IGCSE · 0478 · Paper 2 · Algorithms, programming & logic
Computer Science 0478/23 May/June 2015 past paper
Cambridge IGCSE Computer Science (0478) Paper 2 (Algorithms, programming & logic), variant 3, May/June 2015: the question paper and its official mark scheme, 7 questions worth 50 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 7
- Marks
- 50
- Grade A from
- 41
File names: 0478_s15_qp_23 · 0478_s15_ms_23
Grade thresholds for 0478/23 May/June 2015
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 |
|---|---|---|---|---|---|---|
| 41 | 33 | 25 | 20 | 16 | 10 | 4 |
Topics in this paper
Which syllabus chapters 0478/23 May/June 2015 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Programming | 5 | 35 |
| Databases | 1 | 12 |
| Algorithm Design and Problem-Solving | 1 | 3 |
Questions in 0478/23 May/June 2015
- Question 1
(a) All variables, constants and other identifiers should have meaningful names. (i) In Task 1, you had to store the midday temperatures and midnight temperatures in arrays. Write suitable declarations for these two arrays. (ii) It has been decided to …
- Question 2
Read this section of program code that should input 10 positive numbers and then output the smallest number input. 1 Small …
- Question 3
The flowchart below inputs the weight of a number of parcels in kilograms. Parcels weighing more than 25 kilograms are rejected. A value of –1 stops the input. The following information is output: the total weight of the parcels accepted …
- Question 4
Five data types and five data samples are shown below. Draw a line to link each data type to the correct data sample. Data type Data sample Integer 'a' Real 2 Char 2.0 String True Boolean "Twelve"
- Question 5
Explain the difference between a variable and a constant in a program.
- Question 6
Identify three different loop structures that you can use when writing pseudocode. …
- Question 7
A database, PROPERTY, was set up to show the prices of properties for sale and the features of each property. Part of the database is shown below. Property Type Brochure No Number of Bedrooms Number of Bathrooms Garden Garage Price …
Other Computer Science papers from May/June 2015
- 0478/11 Computer systems
- 0478/12 Computer systems
- 0478/13 Computer systems
- 0478/21 Algorithms, programming & logic
- 0478/22 Algorithms, programming & logic