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Cambridge International AS & A Level Cambridge International AS & A Level
ECONOMICS 9708/13
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Paper 1 AS Level Multiple Choice May/June 2026
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MARK SCHEME
Maximum Mark: 30
*
COMPUTER SCIENCE 9618/13
Paper 1 Theory Fundamentals May/June 2026 Published
1 hour 30 minutes
You must answer on the question paper.
This mark scheme shows the correct answer to each question.
No additional materials are needed.
*
We cannot discuss the mark scheme with schools, and we recommend that schools read the mark scheme
together with the question paper and the Principal Examiner Report for Teachers.
INSTRUCTIONS
● Answer all questions.
● Use a black or dark blue pen.
● Write your name, centre number and candidate number in the boxes at the top of the page.
● Write your answer to each question in the space provided.
● Do not use an erasable pen. Do not use correction fluid or tape.
● Do not write on any bar codes.
● You may use an HB pencil for any diagrams, graphs or rough working.
● Calculators must not be used in this paper.
INFORMATION
● The total mark for this paper is 75.
● The number of marks for each question or part question is shown in brackets [ ].
● No marks will be awarded for using brand names of software packages or hardware.
This document has 16 pages. Any blank pages are indicated.
DC (WW/CGW) 363105/2 This document consists of 3 printed pages.
Cambridge University Press & Assessment 2026 [Turn over
Cambridge University Press & Assessment 2026 [Turn over
, * * DFD
9708/13 Cambridge International AS & A Level – Mark Scheme May/June 2026
DO NOT WRITE IN THIS MARGIN
2 PUBLISHED
, ,
1 Validation and verification can be used to protect the integrity of data.
Question Answer Marks
Complete the description of methods of ensuring data integrity by writing the missing terms. 1 A 1
2 D 1
................................................................................. is a method of verification where the data is
3 A 1
entered by a user and then manually compared to the original data to make sure that they are
4 D 1
the same.
5 B 1
DO NOT WRITE IN THIS MARGIN
A verification method used during data transfer calculates a value from the data 6 D 1
which is transferred with the data. The receiver performs the same calculation 7 A 1
8 C 1
and compares the result with the value transferred.
9 D 1
This method of verification is ................................................................................. .
10 B 1
There are several methods of data validation. ................................................................................. 11 B 1
DO NOT WRITE IN THIS MARGIN
check compares the data entered to a list of possible values that can be entered. If the data is 12 B 1
not one of these values it is rejected. 13 D 1
14 A 1
................................................................................. check can be used to make sure data
15 C 1
entered has the correct combination of letters, numbers and symbols. For example, a code may
16 A 1
need to be two capital letters, one number followed by one symbol.
17 B 1
18 A 1
................................................................................. check is used to make sure the correct
DO NOT WRITE IN THIS MARGIN
19 A 1
quantity of characters has been entered. For example, a name must be more than one character
20 D 1
and less than or equal to 100 characters.
[5] 21 D 1
22 A 1
23 C 1
24 A 1
25 D 1
DO NOT WRITE IN THIS MARGIN
26 C 1
27 B 1
28 A 1
Cambridge University Press & Assessment 2026 9618/13/M/J/26
Cambridge University Press & Assessment 2026 Page 2 of 3
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, * * DFD
9708/13 Cambridge International AS & A Level – Mark Scheme May/June 2026
DO NOT WRITE IN THIS MARGIN
3 PUBLISHED
, ,
2 (a) Complete the truth table for the given logic circuit.
Question Answer Marks
29 C 1
X
30 C 1
A
Y
DO NOT WRITE IN THIS MARGIN
B
Z
X Y Z working space A B
DO NOT WRITE IN THIS MARGIN
DO NOT WRITE IN THIS MARGIN
0 1
1 1 0
1 1 1
[2]
(b) State two logic gates that are not in the circuit in 2(a).
DO NOT WRITE IN THIS MARGIN
............................................................................................................................................. [1]
Cambridge University Press & Assessment 2026 9618/13/M/J/26 [Turn over
Cambridge University Press & Assessment 2026 Page 3 of 3
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, ,
Cambridge International AS & A Level Cambridge International AS & A Level
ECONOMICS 9708/13
¬P. 4mHuOªE]z5W
¬KWrX¤tw^~]5
Paper 1 AS Level Multiple Choice May/June 2026
¥e¥u¥U e¥E u¥U
MARK SCHEME
Maximum Mark: 30
*
COMPUTER SCIENCE 9618/13
Paper 1 Theory Fundamentals May/June 2026 Published
1 hour 30 minutes
You must answer on the question paper.
This mark scheme shows the correct answer to each question.
No additional materials are needed.
*
We cannot discuss the mark scheme with schools, and we recommend that schools read the mark scheme
together with the question paper and the Principal Examiner Report for Teachers.
INSTRUCTIONS
● Answer all questions.
● Use a black or dark blue pen.
● Write your name, centre number and candidate number in the boxes at the top of the page.
● Write your answer to each question in the space provided.
● Do not use an erasable pen. Do not use correction fluid or tape.
● Do not write on any bar codes.
● You may use an HB pencil for any diagrams, graphs or rough working.
● Calculators must not be used in this paper.
INFORMATION
● The total mark for this paper is 75.
● The number of marks for each question or part question is shown in brackets [ ].
● No marks will be awarded for using brand names of software packages or hardware.
This document has 16 pages. Any blank pages are indicated.
DC (WW/CGW) 363105/2 This document consists of 3 printed pages.
Cambridge University Press & Assessment 2026 [Turn over
Cambridge University Press & Assessment 2026 [Turn over
, * * DFD
9708/13 Cambridge International AS & A Level – Mark Scheme May/June 2026
DO NOT WRITE IN THIS MARGIN
2 PUBLISHED
, ,
1 Validation and verification can be used to protect the integrity of data.
Question Answer Marks
Complete the description of methods of ensuring data integrity by writing the missing terms. 1 A 1
2 D 1
................................................................................. is a method of verification where the data is
3 A 1
entered by a user and then manually compared to the original data to make sure that they are
4 D 1
the same.
5 B 1
DO NOT WRITE IN THIS MARGIN
A verification method used during data transfer calculates a value from the data 6 D 1
which is transferred with the data. The receiver performs the same calculation 7 A 1
8 C 1
and compares the result with the value transferred.
9 D 1
This method of verification is ................................................................................. .
10 B 1
There are several methods of data validation. ................................................................................. 11 B 1
DO NOT WRITE IN THIS MARGIN
check compares the data entered to a list of possible values that can be entered. If the data is 12 B 1
not one of these values it is rejected. 13 D 1
14 A 1
................................................................................. check can be used to make sure data
15 C 1
entered has the correct combination of letters, numbers and symbols. For example, a code may
16 A 1
need to be two capital letters, one number followed by one symbol.
17 B 1
18 A 1
................................................................................. check is used to make sure the correct
DO NOT WRITE IN THIS MARGIN
19 A 1
quantity of characters has been entered. For example, a name must be more than one character
20 D 1
and less than or equal to 100 characters.
[5] 21 D 1
22 A 1
23 C 1
24 A 1
25 D 1
DO NOT WRITE IN THIS MARGIN
26 C 1
27 B 1
28 A 1
Cambridge University Press & Assessment 2026 9618/13/M/J/26
Cambridge University Press & Assessment 2026 Page 2 of 3
ĬÎĊ®Ġ´íÈõÏĪÅĊàü·þ×
ĬËÕñÕĨøđÕöüÂãģººĂ
ĥõõĕµõåµµĥµąąµąÕµÕ
, * * DFD
9708/13 Cambridge International AS & A Level – Mark Scheme May/June 2026
DO NOT WRITE IN THIS MARGIN
3 PUBLISHED
, ,
2 (a) Complete the truth table for the given logic circuit.
Question Answer Marks
29 C 1
X
30 C 1
A
Y
DO NOT WRITE IN THIS MARGIN
B
Z
X Y Z working space A B
DO NOT WRITE IN THIS MARGIN
DO NOT WRITE IN THIS MARGIN
0 1
1 1 0
1 1 1
[2]
(b) State two logic gates that are not in the circuit in 2(a).
DO NOT WRITE IN THIS MARGIN
............................................................................................................................................. [1]
Cambridge University Press & Assessment 2026 9618/13/M/J/26 [Turn over
Cambridge University Press & Assessment 2026 Page 3 of 3
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ĥõąÕõĕÅÕåĕĥąąÕĥĕåÕ
