[PDF] AQA : Year 12 AS Computer science: Spring 2 Homework Pack Unit

16711_3Y12CompSc_Spring2HW_SKH.pdf 1 AQA : Year 12 AS Computer science: Spring 2 Homework Pack

Unit 2

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Week #1 Homework 1 : Exam questions 40 minutes Recap networks AQA Text BOOK- Craig and

Dave Video

Week #2 Homework 2: Exam questions 45 minutes Knowledge organiser

Task 1: Computer architectures

Task2: Fetch execute Cycle AQA Text BOOK- Craig and

Dave video

Week #3

Homework 3: Exam Questions 45 minutes Knowledge organiser

Images and files-compression AQA Text BOOK- Craig and

Dave video

Week #4 Homework 4: Communication Basics 40 minutes AQA Text BOOK- Craig and

Dave video

Week #5 Homework 5: Processor Instructions 35 minutes , AQA Text BOOK- Craig and

Dave video

Week #6 - Homework 6: Exam questions 50 minutes

Task 1: Input devices

Task 2- High level and Low level

languages &Interpreters AQA Text BOOK- Craig and

Dave video

Week #7

Homework 7: Exam questions

40 minutes

Boolean algebra AQA Text BOOK- Craig and

Dave video

Week #8 Homework 8: Exam questions 45 minutes

External Hardware AQA Text BOOK- Craig and

Dave video

2

Homework 1: Exam questions on Networking

Q1) referred to as a Wide Area Network. Explain each of these terms and discuss which is the most accurate definition. Q2) Explain how the CSMA/CA protocol is used to manage frames of data being transmitted around wireless networks Q3) Give one example of an application that requires a clientserver network. 3 Q4) Give an example where a peer-to-peer network might be used. Q5) Why are protocols so important in networks? Give examples Q6) What is the difference between a white list and a black list?

Q7) Alevel paper 2017

4 5 Homework 2: Exam questions on Computer architectures: Von Neumann and

Harvard & Fetch execute Cycle

Task 1: Computer architectures

Task 2: Fetch execute Cycle A-level 2017

6 7 Homework 3: Images and files: Bitmapped-Resolution- Compression 8 9

Homework 4: Communication Basics

10 11

Homework 5: processor instructions

Q1) Explain the difference between direct and immediate addressing.

Q2) What is an operation code?

Q3) some, but not all, operation codes are followed by one or more operands. a) What is an operand? Q4) Give an example to illustrate each of the following types of operation code: a) data transfer b) arithmetic operation c) logical operation d) branch operation 12 e) shift operation Q5) Write assembly language instructions to create a counter that counts from 0 to 10 and then halts Q6) Write assembly language for the following pseudo code. X should be stored as a variable in memory: 13 Homework 6- Exam question on Input devicesInterpreters- High level and low level languages

Task 1- Input devices

14 Task 2- High and Low level Languages- and Interpreters 15 16 Homework 7: Exam questions- Boolean algebra- and assembly language 17

Homework 8- External Hardware

What are the key differences between the way an HDD works and the way an SSD works?

What is the purpose of an RGB filter?

Identify the most appropriate storage device in the following scenarios. Justify your choice. a) creating a back-up of a school network each night b) Transferring a document from home to school c) Creating a back-up of all the work on a stand-alone computer d) storing a feature length movie Explain how a digital camera turns analogue data into digital data.