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AQA A/AS LEVEL Unit 2 Computer programming EXAM BEST FOR 2022 ACTUAL EXAM REVIEW $25.49   Add to cart

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AQA A/AS LEVEL Unit 2 Computer programming EXAM BEST FOR 2022 ACTUAL EXAM REVIEW

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AQA A/AS LEVEL Unit 2 Computer programming EXAM BEST FOR 2022 ACTUAL EXAM REVIEW 0 1 What does the flowchart symbol in Figure 1 represent? Tick () one box. [1 mark] Figure 1 Decision Input Process Sequence 0 2 Which statement describes a pointer in computer...

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  • February 23, 2022
  • 25
  • 2022/2023
  • Exam (elaborations)
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Please write clearly in block capitals.


Centre Candidate
number number


Surname

Forename(s)

Candidate ure



Level 3 Technical Level
IT: PROGRAMMING
Unit 2 Computer programming
Monday 13 May 2019 Morning Time allowed: 2 hours
Materials
For this paper you must have: For Examiner’s Use
 a ruler
 a scientific calculator (non-programmable) Questio Mark
n
 stencils or other drawing equipment (eg flowchart stencils).
1−5
Instructions 6
 Use black ink or black ball-point pen.
7
 Fill in the boxes at the top of this page.
 Answer all questions. 8
 You must answer each question in the space provided. Do not 9
write outside the box around each page or on blank pages.
10
 Do all rough work in this book. Cross through any work you do
not want to be marked. 11
 If you need more space use the additional pages at the back of this booklet.
12

Information 13
 The marks for questions are shown in brackets. 14
 The maximum mark for this paper is 80. 15
 There are 50 marks in Section A and 30 marks in Section B. Both
16
sections should be attempted.
TOTAL
Advice
 In all calculations, show clearly how you work out your answer.
 Use diagrams, where appropriate, to clarify your answers.
 You are expected to use a calculator where appropriate.
 You are reminded of the need for good English and clear
presentation in your answers.




*JUN19F507646501*
IB/M/Jun19/
E6
F/507/6465

, 2
Do not write
outside the
Section A box


Answer all questions in this
section.


0 1 What does the flowchart symbol in Figure 1 represent?

Tick () one box.
[1 mark]

Figure 1




Decision


Input


Process


Sequence



0 2 Which statement describes a pointer in computer programming?

Tick () one box.
[1 mark]


A pointer is an output device such as a printer.


A pointer performs mathematical and logical operations.


A pointer references a location in memory.


A pointer stores the next instruction to be processed.



*02
IB/M/Jun19/F/
* 507/6465

, 3
Do not
write
0 3 In application design, ‘familiarity’ means outside the
box


Tick () one box.
[1 mark]


a preference for a particular type of hardware.


comparable in appearance to existing software.


configuring software with a user’s preferences.


software which is compatible with the previous version.



0 4 In software engineering, the abstraction principle is the

Tick () one box.
[1 mark]

aim of reducing duplication of information in a program.


principle of software versioning which identifies variations.


use of a single symbol to represent different types.


wrapping up of data into a single unit or class.




Turn over for the next question




Turn over ►

*03
IB/M/Jun19/F/
* 507/6465

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