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AQA Level 3 Technical Level IT: CYBER SECURITY IT: NETWORKING IT: PROGRAMMING IT: USER SUPPORT Unit 1 Fundamental principles of computing Y/507/6424$13.49
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Level 3 Technical Level
IT: CYBER SECURITY
IT: NETWORKING
IT: PROGRAMMING
IT: USER SUPPORT
Unit 1 Fundamental principles of computing
Y/507/6424
Thursday 16 May 2019 Morning
Time allowed: 2 hours
At the top of the page, write your surname and other
names, your centre number, your candidate number
and add your signature.
[Turn over]
*jun19y507642401
*
, 2
For this paper you must have:
a ruler
a scientific calculator (non-programmable)
stencils or other drawing equipment
(eg flowchart stencils).
INSTRUCTIONS
Use black ink or black ball-point pen.
Answer ALL questions.
You must answer the questions in the spaces
provided. Do not write on blank pages.
Do all rough work in this book. Cross through any
work you do not want to be marked.
If you need more space use the additional pages at
the back of this booklet.
*02
*
, 3
INFORMATION
The marks for questions are shown in brackets.
The maximum mark for this paper is 80. There are
50 marks in SECTION A and 30 marks in SECTION B.
Both sections should be attempted.
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.
DO NOT TURN OVER UNTIL TOLD TO DO SO
*03
*
, 4
SECTION A
Answer ALL questions in this section.
0 1 Which logic gate reverses the input?
Tick () ONE box. [1 mark] AND
NOT
OR
XOR
*04
*
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