Teach Computing

Revision notes, activities, lesson plans, teaching ideas, and other resources for GCSE, A-Level, and IB Computer Science teachers and students.

What's New

Device specifications

Device Specifications is a simple site with a huge database of smart phones...

Smart phone specs explained

This excellent site is a detailed guide to smart phone specifications, expl...

Software as a Service (Saas)

This short video gives an overview of Software as a Service (SaaS), which s...

Amazon EC2 - Elastic Cloud Server

Amazon Elastic Cloud (Amazon EC) is a good example of Infrastructure as a S...

Changeover notes

IGCSE ICT provide short but clear notes and diagrams covering the different...

CommandPoint CAD

CommandPoint by Northrop Grumman offers a range of CAD systems for various ...

CAD+911 System

TriTech Software Systems is a company that specialises in Computer Aided Di...

London Ambulance CAD failure

The 1992 London Ambulance Service CAD failure is probably the most notoriou...

Washington State 911 Failure

A 911 emergency telephone system in Washington State and Oregon shut down f...

Resources discount offer

1.3 Hardware

Click here for recommended Cambridge A-Level Computer Science textbooks.

1.3.1 Input, output and storage devices

Input and output

BBC Bitesize

BBC Bitesize covers a wide range of input and output devices. Key concepts are clearly explained. The great thing about the BiteSize site is that it links to a series of related resources, including student activities, news article links, and online dictionaries and encyclopedias.


Updated: 2015-04-07
IGCSE ICT notes

IGCSE ICT

IGCSE ICT has notes on many topics (including input and output devices) that are useful for a range of ICT and Computing courses. The notes are very comprehensive, clearly divided into sections, well illustrated, and easily understandable for students. This is a good starting point for a lot of topics - not just for the IGCSE course.


Updated: 2015-04-07

Teach-ICT

TeachICT: detailed notes covering printers, screens, speakers, and more. Teach-ICT does have a range of activities for most topics, though they tend to be a bit gamey and only really appealing to younger students.


Updated: 2015-04-07
Storage

BBC Bitesize: Data Storage

Covers all aspects of primary and secondary storage devices, including interactive lesson activities, notes, and a revision quiz. Well illustrated, this page also details the relative advantages and disadvantages of each storage medium.


Updated: 2015-04-25
Storage

IGCSE ICT: Storage

Although targetted at the IGCSE ICT syllabus, this site still has a lot of useful information for other courses. Their section on storage covers different types of storage media and storage devices, including optical, magnetic, and solid state systems. They also have a section on backing up data.


Updated: 2015-04-25
Storage

TeachICT: Storage

Teach-ICT is a popular site which covers the basic topics of computer science - in this case, with notes on secondary storage devices and comparisons in terms of capacity, speed, portability, durability, and reliability. It also has a small section on online storage (cloud computing)


Updated: 2015-04-25
Computer storage devices

Storage Devices

Computer Hope has a good overview of storage devices. The page divides storage hardware into optical, magnetic, and solid state devices, and there are links to sub-pages with much more information. The content is clearly presented and easy to read, making it very accessible for students.
Updated: 2015-09-16

1.3.2 Main memory

1.3.3 Logic Gates

Note: Students also study logic gates in more detail in topic 3.3.1 Logic gates and circuit design
Logic lab

Logic Lab

Logic Lab is a free online logic circuit simulator featuring many input and output devices, and even a propeller!


Updated: 2015-04-06
AND, OR, NOT gates

Logic gates: AND, OR, NOT

A revision video from Computerphile which covers the three basic logic gates: AND, OR, and NOT. The video includes truth tables, logic gate symbols, and the different notations that are used to denote 'AND' and 'OR'.


Updated: 2015-04-19
Truth table worksheets

Boolean logic worksheet pack

These three Boolean logic worksheets have exam style questions on logic statements and truth tables. There are 22 questions in total, covering AND, OR, and NOT gates. Answer sheets included.
Updated: 2018-05-17