Use pastpapers like this to help you revise
Understand exam format and structure
Past papers show the types of questions, mark allocations, and time limits,
helping students know what to expect in the real exam.
Identify frequently tested topics
By reviewing several past papers, students can spot patterns and common
themes that appear regularly.
Practice time management
Completing past papers under timed conditions helps students learn how
to pace themselves during the exam.
Improve exam technique
Students learn how to interpret command words (e.g. explain, compare,
evaluate) and structure answers effectively.
Assess strengths and weaknesses
Marking answers using mark schemes highlights areas that need more
revision.
Build confidence
Familiarity with exam-style questions reduces anxiety and increases
confidence going into the exam.
Improve accuracy and clarity
Repeated practice helps students write clearer, more precise answers and
avoid common mistakes.
Track progress over time
Comparing results from different past papers shows improvement and
helps students adjust revision strategies.
TYRIONPAPERS.COM
, Oxford Cambridge and RSA
Monday 19 May 2025 – Afternoon
AS Level Computer Science
H046/02 Algorithms and problem solving
Time allowed: 1 hour 15 minutes
Do not use:
* 9 8 8 2 5 9 5 3 0 3 *
• a calculator
* H 0 4 6 0 2 *
Please write clearly in black ink. Do not write in the barcodes.
Centre number Candidate number
First name(s)
Last name
INSTRUCTIONS
• Use black ink.
• Write your answer to each question in the space provided. If you need extra space use
the lined page at the end of this booklet. The question numbers must be clearly shown.
• Answer all the questions.
INFORMATION
• The total mark for this paper is 70.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an asterisk (*).
• This document has 16 pages.
ADVICE
• Read each question carefully before you start your answer.
© OCR 2025 [601/5030/0] OCR is an exempt Charity
DC (KS) 324952/8 Turn over
for more: tyrionpapers.com
, 2
1 A gym owner would like a program for members to be able to book gym classes. Each class can
have a maximum of 20 members.
Members will enter their membership ID and then the date and time of the class they want to
attend. Validation rules will check these details meet set rules. If they do not meet the validation
rules then an error message will be displayed. A confirmation message will be displayed if the
class is not full. A bleeping sound will play if the class is full.
(a) Identify two inputs and two outputs for the program.
Input 1 ..............................................................................................................................................
Input 2 ..............................................................................................................................................
Output 1 ...........................................................................................................................................
Output 2 ...........................................................................................................................................
[4]
(b) The programmer is identifying any possible reusable components in the program design.
Explain why the programmer should create reusable program components.
..........................................................................................................................................................
..........................................................................................................................................................
..........................................................................................................................................................
..........................................................................................................................................................
..........................................................................................................................................................
..................................................................................................................................................... [3]
© OCR 2025
for more: tyrionpapers.com
Understand exam format and structure
Past papers show the types of questions, mark allocations, and time limits,
helping students know what to expect in the real exam.
Identify frequently tested topics
By reviewing several past papers, students can spot patterns and common
themes that appear regularly.
Practice time management
Completing past papers under timed conditions helps students learn how
to pace themselves during the exam.
Improve exam technique
Students learn how to interpret command words (e.g. explain, compare,
evaluate) and structure answers effectively.
Assess strengths and weaknesses
Marking answers using mark schemes highlights areas that need more
revision.
Build confidence
Familiarity with exam-style questions reduces anxiety and increases
confidence going into the exam.
Improve accuracy and clarity
Repeated practice helps students write clearer, more precise answers and
avoid common mistakes.
Track progress over time
Comparing results from different past papers shows improvement and
helps students adjust revision strategies.
TYRIONPAPERS.COM
, Oxford Cambridge and RSA
Monday 19 May 2025 – Afternoon
AS Level Computer Science
H046/02 Algorithms and problem solving
Time allowed: 1 hour 15 minutes
Do not use:
* 9 8 8 2 5 9 5 3 0 3 *
• a calculator
* H 0 4 6 0 2 *
Please write clearly in black ink. Do not write in the barcodes.
Centre number Candidate number
First name(s)
Last name
INSTRUCTIONS
• Use black ink.
• Write your answer to each question in the space provided. If you need extra space use
the lined page at the end of this booklet. The question numbers must be clearly shown.
• Answer all the questions.
INFORMATION
• The total mark for this paper is 70.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an asterisk (*).
• This document has 16 pages.
ADVICE
• Read each question carefully before you start your answer.
© OCR 2025 [601/5030/0] OCR is an exempt Charity
DC (KS) 324952/8 Turn over
for more: tyrionpapers.com
, 2
1 A gym owner would like a program for members to be able to book gym classes. Each class can
have a maximum of 20 members.
Members will enter their membership ID and then the date and time of the class they want to
attend. Validation rules will check these details meet set rules. If they do not meet the validation
rules then an error message will be displayed. A confirmation message will be displayed if the
class is not full. A bleeping sound will play if the class is full.
(a) Identify two inputs and two outputs for the program.
Input 1 ..............................................................................................................................................
Input 2 ..............................................................................................................................................
Output 1 ...........................................................................................................................................
Output 2 ...........................................................................................................................................
[4]
(b) The programmer is identifying any possible reusable components in the program design.
Explain why the programmer should create reusable program components.
..........................................................................................................................................................
..........................................................................................................................................................
..........................................................................................................................................................
..........................................................................................................................................................
..........................................................................................................................................................
..................................................................................................................................................... [3]
© OCR 2025
for more: tyrionpapers.com
