1.3.5 Memory, storage devices and media

STORAGE

Cambridge IGCSE Computer Science 0478 - 1.3 Hardware and Software | TeachComputing.netActivities and resources for the Cambridge IGCSE Computer Science 0478 topic 1.3 Hardware and Software

http://explainingcomputers.com/storage.html

http://jan.ucc.nau.edu/lrm22/pixels2bytes/calculator.htm

http://www.audiomountain.com/tech/audio-file-size.html

How do hard drives work? - Kanawat SenananView full lesson: http://ed.ted.com/lessons/how-do-hard-drives-work-kanawat-senanan The modern hard drive is an object that can likely hold more information than your local library. But how does it store so much information in such a small space? Kanawat Senanan details the generations of engineers, material scientists, and quantum physicists who influenced the creation of this incredibly powerful and precise tool. Lesson by Kanawat Senanan, animation by TED-Ed....

1.3.5 Memory, storage devices and media

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

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

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

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

Lesson resources - Storage devices

This download contains PowerPoint presentations, worksheets, and Internet resources for the topic storage devices. It includes a comparison of the types of devices and their properties.

This lesson is one of the many excellent resources provided under CC-NC-SA by Mr Colley.

Updated: 2017-10-15

Magnetic, Optical, and Solid State storage

These three videos explain how data is stored on magnetic storage such as hard drives, optical storage devices such as CD-ROMS, and solid state storage such as flash disks.

Updated: 2017-10-15

Main Memory

This video examines the three main types of of main memory and explains the purpose of each. It also highlights common confusion surrounding between RAM, ROM, cache, and registers. Each memory type is compared in terms of speed, capacity, cost, and volatility.