A Level WJEC Computer Science - Unit 4 Examination Revision Workbook (with teacher answers).
Questions are regarding:
4.1.1 ARCHITECTURE
4.1.2 ASSEMBLY LANGUAGE PROGRAMMING
4.1.3 INPUT / OUTPUT
4.1.4 NETWORKING
4.2.1 COMMUNICATION NETWORKS
4.3.1 REPRESENTATION OF NUMBERS AS BIT PATTERNS
4.4.1 FILE DESIGN
4.4.2 FILE ORGANISATION
4.5.1 DATA VALIDATION AND VERIFICATION
4.5.2 SEARCHING DATA
4.5.3 DATABASE MANAGEMENT SYSTEMS
4.5.4 BIG DATA
4.5.5 DISTRIBUTED SYSTEMS
4.6.1 TYPES OF OPERATING SYSTEMS
4.6.2 INTERRUPTS
4.6.3 MEMORY MANAGEMENT AND BUFFERING
4.6.4 SCHEDULING
4.7.1 SAFETY AND CONTROL RELATED SYSTEMS
4.7.4 EXPERT SYSTEMS
4.7.5 INTERNET AND INTRANET
4.8.1 PROTECTING DATA INTEGRITY
4.8.2 CRYPTOGRAPHY
4.8.3 BIOMETRICS
4.8.4 MALICIOUS SOFTWARE AND MECHANISMS OF ATTACK AND DEFENCE
This is a comprehensive e-book to allow teachers to use in class or via home-learning. WJEC past paper questions are collated in a workbook format to be used on devices for easy marking. Can be uploaded to OneDrive for easy use.
Full interactive answer sheet provided with links and index for easy access to questions and answers.
This is a must have for all Computer Science A Level teachers.
This is an easy to understand Binary Search Trees presentation with video to aid retention and student test sheet with teacher answer sheet.
This presentation details the following:
Depth First Algorithms
Pre-order Traversal
In-order traversal
Post-order traversal
Uses of traversals
A Level WJEC Computer Science - Unit 3 Examination Revision Workbook (with full teacher answers).
Questions are regarding:
3.1 DATA STRUCTURES
3.2 LOGICAL OPERATIONS
3.3 ALGORITHMS AND PROGRAMMING
3.4 PRINCIPLES OF PROGRAMMING
3.5 SYSTEMS ANALYSIS
3.6 SYSTEM DESIGN
3.7 SOFTWARE ENGINEERING
3.8 PROGRAM CONSTRUCTION
3.9 ECONOMIC, MORAL, LEGAL, ETHICAL AND CULTURAL ISSUES RELATING TO COMPUTER SCIENCE
This is a comprehensive e-book to allow teachers to use in class or via home-learning. WJEC past paper questions are collated in a workbook format to be used on devices for easy marking. Can be uploaded to OneDrive for easy use.
Full interactive answer sheet provided with links and index for easy access to questions and answers.
This editable e-class and written class test versions of the Ethical, Legal, Cultural and Environmental Impacts of Digital Technology unit, with teacher answers is aimed at GCSE (OCR) Computer Science. The paper is for a 30 minute test, with 16 marks awarded. A PowerPoint presentation with answers for further discussion in class is also provided, along with a video for students to use for revision and to aid with retention.
The test consists of a mixture of past paper questions and answers based on the 2015, 2017, 2018 and sample paper questions and answers:
Unit 1.6.1 – Ethical, Legal, Cultural and Environmental Impacts
This resource is for absolute beginners to HTML. It is an easy to read and follow guide for students, in a book format, which needs little work from teachers, except to show students how to load up the software required for editing the code and how to save to their user area. This book can be used to aid in many lessons.
The free HTML editor used in this book is Brackets (www.brackets.io)
Full teacher codes are supplied and the image used. All codes are tested and ready for use.
This book teaches the following:
What is HTML
Starting a web page
Creating background colours
Creating text sizes
Creating font styles and colour
Creating text attributes and alignments
Adding in images
Linking to an external website
Adding horizontal lines and lists
This editable e-class and written test paper with teacher answers is aimed at GCSE (OCR) Computer Science and the Systems Architecture unit.
A PowerPoint presentation with answers for further discussions in class is also provided, along with a video for students to use for revision and to aid with retention.
The paper is for a 30 minute test, with 22 marks awarded. The test consists of a mixture of past papers that include questions on the following:
Unit 1.1.1 - Architecture of the CPU
Unit 1.1.2 - CPU Performance
Unit 1.1.3 - Embedded Systems
This quick, fast paced, editable resource, comes with a colourful presentation describing binary and denary and how to convert them. There is a team competition, with live editable areas for entering scores and a timer included in the presentation.
This is a fun introduction to binary for any age group.
Aims and Objectives of this presentation:
Introduction to the idea of the CPU carrying instructions
Introduction to Base 2 and Base 10
Introduction to binary to denary conversion
Introduction to denary to binary conversion
Use of ICT skills to use a free fast binary convertor to encourage retention
This editable e-class and written class test versions, with teacher answers is aimed at GCSE (OCR) Computer Science. The paper is for a 30 minute test, with 21 marks awarded.
A PowerPoint presentation with answers for further discussions in class is also provided, as is a video to aid with retention.
The test consists of a mixture of past paper questions and answers based on the 2015, 2017, 2018 and sample paper questions and answers.
This test is based on the following criteria:
Image file types
Compression
Secondary storage
File capacity
RAM and ROM
Virtual Memory
This editable e-class and written class test versions of the Computer Networks unit, with teacher answers is aimed at GCSE (OCR) Computer Science. The paper is for a 40 minute test, with 30 marks awarded. A PowerPoint presentation with answers for further discussions in class is also provided, along with a video for students to use for revision and to aid with retention.
The test consists of a mixture of past paper questions and answers based on the 2015, 2017, 2018 and sample paper questions and answers:
Unit 1.3.1 – Network Topologies
Unit 1.3.2 – Wired and Wireless Networks, Protocols and Layers
This editable examination paper with teacher answers is aimed at AS Level Computer Science, it is the second exam paper in this series. The paper is for an exam of 1 hour, with 37 marks awarded. The exam consists of a mixture of past papers that include questions on the following:
Boolean operators
Storage capacity
Binary and hexadecimal
Binary addition
Logical shift
Arithmetic shift
Logical statement
ASCII
Twos complement
Sign and magnitude
This Greenfoot bundle, starts at the very basics of understanding Java with Greenfoot. The bundle grows into a 6 or 7 lesson package with full presentations for each lesson, with full codes, easy to learn videos and coding handouts.
Lesson 4 provides an e-workbook project template document for the class to create their own project in a detailed and orderly format.
This editable e-class and written class test versions of the Network Security unit, with teacher answers is aimed at GCSE (OCR) Computer Science. The paper is for a 40 minute test, with 24 marks awarded. A PowerPoint presentation with answers for further discussion in class is also provided, along with a video for students to use for revision and to aid with retention.
The test consists of a mixture of past paper questions and answers based on the 2015, 2017, 2018 and sample paper questions and answers:
Unit 1.4.1 - Threats to Computer Systems and Networks
Unit 1.4.2 - Identifying and Preventing Vulnerabilities
This editable e-class and written class test versionss of the Systems Software unit, with teacher answers is aimed at GCSE (OCR) Computer Science. The paper is for a 30 minute test, with 21 marks awarded. A PowerPoint presentation with answers for further discussion in class is also provided, along with a video for students to use for revision and to aid with retention.
The test consists of a mixture of past paper questions and answers based on the 2015, 2017, 2018 and sample paper questions and answers:
Unit 1.5.1 – Operating Systems
Unit 1.5.2 – Utility Software
This is a full second lesson, introducing Java Programming via Greenfoot. All code used has been tested throughout and this is a wonderful resource to use, aimed at making the teaching of Greenfoot as effortless as possible for the teacher.
The lesson teaches the student the following:
How to understand the Greenfoot environment
How to remove actors from the scence
How to save the World
How to slow down and speed up actors
How to eat the actors
How to code effectively in Java
How to check syntax for errors
Creating their own world
This resource consists of the following:
PowerPoints and pdfs
Codes handout
Full Greenfoot zipped code content for the lesson
This resource provides a solid understanding of adding a counter into Greenfoot and builds upon previous knowledge of importing, removing and moving actors, and adding in sound.
This resource will teach learners how to create a new Class and how to code all the regions required. The end of this lesson, will request that the class creates a project based on a game that they must fully document and test. The project should take between two to three weeks to complete. Full codes, presentation and handout provided.
This is a full beginners lesson, introducing Java Programming with Greenfoot. All code used has been tested throughout and this is a wonderful resource to use, aimed at making the teaching of Greenfoot as effortless as possible for the teacher.
The lesson teaches the student the following:
How to understand the Greenfoot environment
How to populate the World with backgrounds and actors
How to move the actors around the world, changing speeds
How to compile their code and check for errors
How to add in extra actors
How to create movement using their keys
This resource consists of the following:
Lesson video
PowerPoints and pdfs
Codes handout
This resource provides a solid base to Greenfoot and builds upon previous knowledge of importing, removing and moving actors. This resource will teach learners how to import sound. Full codes, presentation and handout provided.