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Network Attached Storage (NAS)
A Network Attached Storage device has a large storage capacity. A NAS is connected to
a computer network, allowing multiple users to access data.

NAS server NAS connected in a network

Cloud Storage
Cloud storage, also known as Online Data storage, is a technology which allows a user
to store data on a remote computer called a Cloud server via the Internet. The data
saved in the cloud can be accessed by the user from any location. Personal documents,

pictures, videos, and financial data are common types of data stored on the cloud.

Cloud Storage Google Drive OneDrive Dropbox

Many websites offer free online storage for a user to store data. Microsoft OneDrive,
Google Drive, and Dropbox are popular cloud storage services.

P
Post-Processingost-Processing
 A computer has a memory where it stores data and instructions.
 The digits 1 and 0 are called Binary digits. Each binary digit is called a Bit.

 Larger units of computer memory are Kilobyte (KB), Megabyte (MB), Gigabyte
(GB), Terabyte (TB), Petabyte (PB), Exabyte (EB), Zettabyte (ZB), and Yottabyte (YB).
 ROM is non-erasable, non-volatile memory that stores instructions related to
booting the computer system.

 RAM is volatile memory that stores data and instructions needed by the CPU to
perform various functions.
 Secondary memory devices store large amounts of data permanently.

 Tertiary memory devices store large amounts of data for backup and sharing
purposes.

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