A checklist i gave to my students to help them cover the key aspects of the specificiation. They tick each box as they go along and feel confident in that area. A good tool to locate weaknesses and improve!

This python workbook starts with the very basics and guides the students in developing their skills. It hasd multiple tasks throughout the booklet and covers topics such as: Print Data Types Operands Variables Loops Indexing

NEW J277 SPECIFICATION Here you will find easy to follow revision sheets which will help your students to recap the topic: 1.2 Storage and Memory which includes: The need for primary storage The difference between RAM and ROM The purpose of ROM in a computer system The purpose of RAM in a computer system Virtual memory ¨ The need for secondary storage ¨ Common types of storage: o Optical o Magnetic o Solid state ¨ Suitable storage devices and storage media for a given application ¨ The advantages and disadvantages of different storage devices and storage media relating to these characteristics: o Capacity o Speed o Portability o Durability o Reliability o Cost ¨ The units of data storage: o Bit o Nibble (4 bits) o Byte (8 bits) o Kilobyte (1,000 bytes or 1 KB) o Megabyte (1,000 KB) o Gigabyte (1,000 MB) o Terabyte (1,000 GB) o Petabyte (1,000 TB) ¨ How data needs to be converted into a binary format to be processed by a computer ¨ Data capacity and calculation of data capacity requirements Numbers ¨ How to convert positive denary whole numbers to binary numbers (up to and including 8 bits) and vice versa ¨ How to add two binary integers together (up to and including 8 bits) and explain overflow errors which may occur ¨ How to convert positive denary whole numbers into 2-digit hexadecimal numbers and vice versa ¨ How to convert binary integers to their hexadecimal equivalents and vice versa ¨ Binary shifts Characters ¨ The use of binary codes to represent characters ¨ The term ‘character set’ ¨ The relationship between the number of bits per character in a character set, and the number of characters which can be represented, e.g.: o ASCII o Unicode Images ¨ How an image is represented as a series of pixels, represented in binary ¨ Metadata ¨ The effect of colour depth and resolution on: o The quality of the image o The size of an image file Sound ¨ How sound can be sampled and stored in digital form ¨ The effect of sample rate, duration and bit depth on: o The playback quality o The size of a sound file ¨ The need for compression ¨ Types of compression: o Lossy o Lossless The revision sheets include over 50 exam questions at the end of each topic to help the students recap their revision and apply it to a question. Enjoy!

All of the resources i used for this unit of work at level 3, the pack contains all of the assignments i used as well as the resources for each section.

part of the BTEC Level 3 Diploma in Information Technology that i delivered at Level 3, contains all of the lessons and assignments for unit 8 e-commerce

DB Browser is a handy tool you can use for SQLite, it is freeware which is available at: http://sqlitebrowser.org This little guide take you through how to make use of DB Browser for SQLite!

Here you will find the resources to complete unit 18 in the level 3 Cambridge Technicals. All of the Learning Objectives have been covered and the lessons contain notes from the chief moderator from OCR. Also attached is a sample of how you could complete the practical element to the assignment, although you can choose another method! The assignment which has been used has also been checked using the Assignment Checking service from OCR. (Service is £30 per assignment) Enjoy!

NEW J277 SPECIFICATION: Here you will find easy to follow revision sheets which will help your students to recap the topic: 2.2 – Programming fundamentals ¨ The use of variables, constants, operators, inputs, outputs and assignments ¨ The use of the three basic programming constructs used to control the flow of a program: o Sequence o Selection o Iteration (count- and condition-controlled loops) ¨ The common arithmetic operators ¨ The common Boolean operators AND, OR and NOT The use of data types: o Integer o Real o Boolean o Character and string o Casting The use of basic string manipulation ¨ The use of basic file handling operations: o Open o Read o Write o Close ¨ The use of records to store data ¨ The use of SQL to search for data ¨ The use of arrays (or equivalent) when solving problems, including both one-dimensional (1D) and two-dimensional arrays (2D) ¨ How to use sub programs (functions and procedures) to produce structured code ¨ Random number generation The revision sheets include exam questions at the end of each topic to help the students recap their revision and apply it to a question. Enjoy!

part of the BTEC Level 3 Diploma in Information Technology which i delivered to level 3 students, pack contains all resources that i used including assignments

Here you will find the resources to complete Unit 19 in the level 3 Cambridge Technicals. All of the Learning Objectives have been covered and the lessons contain notes from the chief moderator from OCR. The assignment which has been used has also been checked using the Assignment Checking service from OCR. (Service is £30 per assignment) Enjoy!

A little checklist I made for my computer science class to use for revision purposes. It is for the first three topics in the Computer Systems topic

Attached is a lesson on how to use MAX, MIN & AVG in SQLite3 in Python. Included are the following: 1. PPT explaining how to use the functions 2. Example programs (in zip file) 3.Example Database (in zip file, access through a program such as DB Browser (Freeware)) if you need free software to run and connect to sql databases please download the DB Broswer for FREE and also check out a little guide i made to the software, also FREE: https://www.tes.com/teaching-resource/sqlite-program-introduction-db-browser-11751031

An introduction to logic gates which i used at KS3 and KS4. Easy to understand and straight forward. Included are: Teachers powerpoint (walks the students through the gates with examples) Progress log (Track students progress) Self marking spreadsheet that includes tasks, extension and a helpsheet

Here you will find easy to follow revision sheets which will help your students to recap the topic: 2.4 Computational logic: why data is represented in computer systems in binary form simple logic diagrams using the operations AND, OR and NOT truth tables combining Boolean operators using AND, OR and NOT to two levels applying logical operators in appropriate truth tables to solve problems applying computing-related mathematics: – / Exponentiation (^) MOD DIV The revision sheets include exam questions at the end of each topic to help the students recap their revision and apply it to a question. Check out my shop to save on buying multiple sheets!! Enjoy!

Here you will find easy to follow revision sheets which will help your students to recap the topic: 2.3 Producing Robust Programs defensive design considerations: input sanitisation/validation planning for contingencies anticipating misuse authentication maintainability: comments indentation the purpose of testing types of testing: iterative final/terminal how to identify syntax and logic errors selecting and using suitable test data. The revision sheets include exam questions at the end of each topic to help the students recap their revision and apply it to a question. Check out my shop to save on buying multiple sheets!! Enjoy!

Here you will find easy to follow revision sheets which will help your students to recap the topic: 2.5 Translators and facilities of languages characteristics and purpose of different levels of programming language, including low level languages the purpose of translators the characteristics of an assembler, a compiler and an interpreter common tools and facilities available in an integrated development environment (IDE): editors error diagnostics run-time environment translators. The revision sheets include exam questions at the end of each topic to help the students recap their revision and apply it to a question. Check out my shop to save on buying multiple sheets!! Enjoy!

An easy to follow worksheet designed to revisit Secondary Storage as part of 1.3 Storage in the Computer Systems component. The worksheet s designed for students to read over their notes, and attempt the questions, Answer sheet is included. Has been found useful for mock papers with the students in the past ** Answers are included for teachers who are new to the subject

An easy to follow worksheet designed to revisit the FDE Cycle and the Von Neumann Architecture as part of 1.1 Systems Architecture in the Computer Systems component. The worksheet s designed for students to read over their notes, and attempt the questions, Answer sheet is included. Has been found useful for mock papers with the students in the past ** Answers are included for teachers who are new to the subject