aqa
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
AS
COMPUTER SCIENCE
Paper 2
7516/2
Monday 22 May 2023 Afternoon Time allowed: 1 hour 30 minutes
Materials
For this paper you must have:
a calculator. For Examiner’s Use
Instructions Question Mark
Use black ink or black ball-point pen. 1
Fill in the boxes at the top of this page. 2
Answer all questions. 3
You must answer the questions in the spaces provided. Do not write outside
the box around each page or on blank pages. 4
If you need extra space for your answer(s), use the lined pages at the end of 5
this book. Write the question number against your answer(s). 6
Do all rough work in this book. Cross through any work you do not want to
7
be marked.
8
Information 9
The marks for questions are shown in brackets. 10
The maximum mark for this paper is 75.
11
Advice 12
In some questions you are required to indicate your answer by 13
completely shading a lozenge alongside the appropriate answer as 14
shown.
If you want to change your answer you must cross out your original answer as TOTAL
shown.
If you wish to return to an answer previously crossed out, ring the answer you
now wish to select as shown.
verified
,
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 .1 Shade in one lozenge to indicate which of the following values is an irrational number.
[1 mark]
3
A
4
B √2
C 73
D –19
0 1 .2 Shade in one lozenge to indicate which of the following values is a natural number.
[1 mark]
3
A
4
B √2
C 73
D –19
0 1 . 3 Define the set of real numbers.
[1 mark]
, 3
Do not write
outside the
0 1 .4 Shade in one lozenge to indicate which of the following symbols represents the set box
of numbers most suitable for counting the number of people in a room.
[1 mark]
A ℕ
B ℚ
C ℝ
D ℤ
0 1 . 5 What is meant by the term ordinal number?
[1 mark]
5
Turn over for the next question
Turn over ►
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
AS
COMPUTER SCIENCE
Paper 2
7516/2
Monday 22 May 2023 Afternoon Time allowed: 1 hour 30 minutes
Materials
For this paper you must have:
a calculator. For Examiner’s Use
Instructions Question Mark
Use black ink or black ball-point pen. 1
Fill in the boxes at the top of this page. 2
Answer all questions. 3
You must answer the questions in the spaces provided. Do not write outside
the box around each page or on blank pages. 4
If you need extra space for your answer(s), use the lined pages at the end of 5
this book. Write the question number against your answer(s). 6
Do all rough work in this book. Cross through any work you do not want to
7
be marked.
8
Information 9
The marks for questions are shown in brackets. 10
The maximum mark for this paper is 75.
11
Advice 12
In some questions you are required to indicate your answer by 13
completely shading a lozenge alongside the appropriate answer as 14
shown.
If you want to change your answer you must cross out your original answer as TOTAL
shown.
If you wish to return to an answer previously crossed out, ring the answer you
now wish to select as shown.
verified
,
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 .1 Shade in one lozenge to indicate which of the following values is an irrational number.
[1 mark]
3
A
4
B √2
C 73
D –19
0 1 .2 Shade in one lozenge to indicate which of the following values is a natural number.
[1 mark]
3
A
4
B √2
C 73
D –19
0 1 . 3 Define the set of real numbers.
[1 mark]
, 3
Do not write
outside the
0 1 .4 Shade in one lozenge to indicate which of the following symbols represents the set box
of numbers most suitable for counting the number of people in a room.
[1 mark]
A ℕ
B ℚ
C ℝ
D ℤ
0 1 . 5 What is meant by the term ordinal number?
[1 mark]
5
Turn over for the next question
Turn over ►
