From the course: Programming Foundations: Inside Computing Hardware
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Permanent storage
From the course: Programming Foundations: Inside Computing Hardware
Permanent storage
- [Instructor] For permanent data storage on our computers, we use hard disk drive or solid state drive. They are the main and the long-term data storage devices in a computer. They are responsible for permanently storing all data and information that a computer needs to function. This includes the computer operating system, all installed software, and any personal files, such as documents, photos, and videos. You can always retrieve the data when needed, even after the computer is turned off. So they are considered as non-volatile storage. Think of them as the computer filing cabinet or closet, where all data is kept when it's not being used. There are two common types, a hard disk drive or HDD and a solid state drive or SSD. Both have the same core function, storing data, but they operate using different principles. The drive capacity means the amount of data the drive can store for both HDD and SSD. It's typically…
Contents
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What is a computer?2m 59s
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The brain: The central processing unit or CPU3m 41s
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Overview of CPU specs: Cores and clock speed4m 24s
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Overview of CPU specs: Cache size and power efficiency2m 46s
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Temporary storage or RAM3m 43s
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Dynamic RAM (DRAM) and static RAM (SRAM)2m 48s
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Permanent storage1m 54s
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Hard disk drive (HDD) and solid-state drive (SSD)3m 5s
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The artist: Graphics processing unit or GPU2m 36s
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Discrete vs. integrated GPUs3m 3s
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The central hub: The motherboard5m 11s
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