HARDWARE
Memory
There are two types of memory: volatile and non-volatile.
Volatile means the memory is lost once the power is turned off while non-volatile memory means the memory will remain on the computer/ device even once the power has been turned off.
RAM= Random access memory: Volatile, temporary storage/ primary storage
ROM= Read Only Memory: permanent storage, non-volatile
BIOS= Basic Input Output System
Hardware
There are two types of hardware:
- HDD (hard disk drive)
- SSD (solid-state drive)
Secondary storage is not directly accessed by the CPU and is necessary for more permanent storage of data.
Hard drives are an example of secondary storage.
Motherboard
RAM is next to the CPU on the motherboard.
The motherboard interconnects all the components together.
The purpose of a heat sink is to cool down the motherboard, which is made of metal.
- Pages of data are transferred between RAM and virtual memory when needed
- Cloud storage can be accessed remotely in comparison to storing data locally
- Physical servers and storage are needed to store data in cloud storage
Cloud Storage
Cloud storage service has many benefits over traditional physical storage methods, including more accessible data storage. Using the cloud, you can easily share files and collaborate with others. The only true disadvantage of cloud storage is that you need to be online to use it.
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