Unit 6 — Memory and Storage

It worker suffering data loss
This unit discusses the difference between computer storage and computer memory.
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Students will learn the following key terms and phrases:

Erasable programmable read only memory Floppy disk drive Hard disk drive Magnetic storage Non-volatile Optical storage Quantum memory Random access memory Read-only memory Semiconductor storage Solid state drive Storage area network Video memory Volatile
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Reading Activity: Memory and Storage

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In this unit you will learn the differences between computer memory and computer storage. Memory and storage are important concepts to master in Information Technology. The two terms are often used interchangeably, so it is important to understand the key differences. Computer memory needs to be quick. It is constantly feeding the CPU with data to process. Since nobody likes to wait for a computer…
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Multiple Choice Activity

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Listening Comprehension Activity

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A hard disk drive can fail at any time, normally causing data corruption and loss.
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Floppy disk drives were once included with almost all computers, but are now considered obsolete.
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Magnetic drives have been around since the 1950s and are typically used to store large amounts of data.
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Writing Practice Activity

Improve your formal and informal writing skills with guided essay questions and professional correction.

  • How much memory does your computer have? How much storage does your computer have? Is it enough? What could you do with more memory and more storage?
  • Research and summarize the latest developments in quantum computing and quantum memory. How will it change computers? Is this still science fiction? Is it likely to become common in the next 25 years?
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