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    How to access data using sequential and using direct access?

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    Can you describe to a 3rd grade student how to store and retrieve data using sequential and using direct access methods?

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    Solution Preview

    Sequential access and direct or Random access are two ways of storing and retrieving data to and from a disk drive. In most operating systems data is stored in files. The operating system abstracts the hardware details of storing a data in a file. The users generally do not care how the file is stored on the hardware, how the sectors on the hard drive are arranged, etc. ...

    Solution Summary

    The expert describes the two methods of data access.