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DATA STORAGE
DATA STORAGE
Data is information stored in computers and other devices. Understanding how data is stored is key to using technology effectively and securely. Here are some simple ways data is stored:
HDD (Hard Disk Drives)
HDD (Hard Disk Drives)
π₯οΈ Found in older computers and laptops.
π½ Use spinning disks to store data magnetically.
π οΈ Can store large amounts of data but are slower than newer methods.
SSD (Solid State Drives)
SSD (Solid State Drives)
π± Found in modern computers, tablets, and phones.
β‘ Use no moving parts, making them faster and more reliable than HDDs.
π‘οΈ Smaller and more durable, but more expensive.
USB Drives
USB Drives
π Small, portable devices you plug into a computer.
π€ Used to save files and move them between devices.
β οΈ Easy to lose, so not ideal for sensitive data.
Cloud Storage
Cloud Storage
βοΈ Data is saved on the internet instead of on a physical device.
π Examples include Google Drive, Dropbox, and iCloud.
π Allows access to files anywhere with an internet connection, but you need to trust the provider to keep it secure.
Optical Discs (CD/DVD/Blu-RAY)
Optical Discs (CD/DVD/Blu-RAY)
πΏ Use laser technology to read and write data.
π Less common now but still used for backups and old systems.
β Easily scratched, which can make data unreadable.
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