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Blu-ray Disc
The Blu-ray is an optical disc storage device. It is called Blu-ray because it
uses a blue/violet laser light to read and write data. It is used to record and
store high-definition videos and can store up to 25 GB of data which is over
Blu-ray Disc five times more data than a DVD.
PURE A DVD and Blu-ray Disc can store up to 4.7 GB of data and 25 GB of data,
FACT respectively.
Pen/Flash Drive
A pen drive is a small-sized storage device. It can be carried from one place
to another in a pocket. It is used to transfer data from one computer to another
and can be connected to the Universal Serial Bus (USB) port of a computer.
Pen Drive
Memory Card
It is also known as multimedia memory card. It is very small in size usually
1-1.5 inches. These are used in various electronic devices like mobile
Memory Card phones, digital cameras, etc. You need to have a card reader to read the
stored data on a memory card.
Solid State Drive (SSD)
An SSD is a type of storage device that holds information, like your pictures,
games, and documents. An SSD uses the technique of flash memory to store SSD
data. It is much faster than a hard disk. SSDs are more durable and reliable than hard
disks. They come in various capacities, typically 128 GB to several TBs. Nowadays, desktop
computers and laptops come with SSD instead of traditional hard disk.
uiz Bee Which memory is called volatile memory?
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ONLINE STORAGE (CLOUD STORAGE)
We can also store data on various online platforms that allow online
storage, file sharing and syncing. It allows us to store data in an off-site
location which can be accessed later on any computer anywhere through
the Internet. If we store data in cloud storage, we can save money that Onedrive
would otherwise have to be invested in paying for storage devices.
Computer Memory 11

