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Unit 2 Communication technologies
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  • Unit 2 Communication technologies
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  • AQA

A Surname Other Names Centre Number Candidate Number Candidate Signature Level 3 Technical Level IT: CYBER SECURITY IT: NETWORKING IT: USER SUPPORT Unit 2 Communication technologies H/507/6426 Tuesday 21 May 2019 Afternoon Time allowed: 2 hours At the top o...

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Document information

  • February 23, 2022
  • 48
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers

Subjects

  • a surname other names centre number candidate number candidate signature level 3 technical level it cyber security it networking it user support unit 2 communication technol

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  • AQA
  • Unit 2 Communication technologies
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A




Surname

Other Names

Centre Number

Candidate Number

Candidate Signature

Level 3 Technical Level
IT: CYBER SECURITY
IT: NETWORKING
IT: USER SUPPORT
Unit 2 Communication technologies

H/507/6426
Tuesday 21 May 2019 Afternoon

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]

*jun19H507642601*

, 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 each question in the space
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 Gigabit Ethernet increased potential speeds
to

Tick () ONE box. [1 mark] 128


Mbit/s


256 Mbit/s


512 Mbit/s


1000 Mbit/s




*04
*

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