Chapter 3 – Storage Devices and Media

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Presentation transcript:

Chapter 3 – Storage Devices and Media Types of Access Task 1: The way data is stored and read by different backing storage devices varies considerably. Briefly describe the two main methods of accessing data. http://www.igcseict.info/theory/3/access/index.html Type Methods of Accessing Information. Serial Access Direct Access What is the main advantage of direct access:

Task 2 – Backing Storage Media 15 minutes Provide definitions for Magnetic, Optical and Solid State devices. State the advantages and disadvantages and copy the example storage media into the relevant categories. http://www.igcseict.info/theory/3/mag/index.html Magnetic Optical Solid state Definition: Advantages: Disadvantages: Examples: