4 Questions
What is the purpose of storage devices?
To hold data even when the computer is turned off
Which type of storage device typically uses a magnetically sensitive material such as iron oxide?
Hard disks
What process involves recording the data on the surface of the disk for later use?
Writing data
What do diskettes, hard drives, and tape drives have in common?
They all use similar techniques for reading/writing data
Study Notes
Storage Devices
- The primary purpose of storage devices is to store and retrieve data.
- Storage devices enable data to be saved and retrieved as needed.
Magnetic Storage
- Magnetic storage devices use a magnetically sensitive material such as iron oxide.
- Examples of magnetic storage devices include diskettes, hard drives, and tape drives.
Data Recording
- The process of recording data on the surface of a disk for later use is called writing.
- Data is written to the disk using a magnetic read/write head.
Common Characteristics
- Diskettes, hard drives, and tape drives all use magnetic storage.
- They all have a common purpose of storing and retrieving data.
Test your knowledge of storage devices with this quiz. Learn about the different types of physical components and materials used to store data, including magnetic storage and optical storage technologies.
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