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5 cards from this section. Quick, good the night before a test.
Define secondary memory.
What type of memory does not lose its content when power is lost?
List two types of secondary storage devices.
What are the devices that store data permanently?
What type of storage device uses magnetism?
Think about devices associated with spinning and magnetic components.
True or False: Optical disks are known for their permanent data storage.
Consider if the data is retrievable over time.
You have a secondary storage disk with a capacity of 2 TB. If each file you want to store averages 150 MB, how many files can you fit on the disk?
Convert terabytes to megabytes first.
Discuss how the memory hierarchy affects data processing speeds in a computer. Include examples of storage types and their typical use cases.
Reflect on the trade-offs between speed, capacity, and cost.
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