What is RAM [Random Access Memory] ?
Random Access Memory is a type of Electronic Memory used in Computers,Smartphone&Laptops . As the name suggest this memory is used Randomly . For a specific period of time it stores all the Files that is being run.It is an Electronic Chip which stores the Programs that currently executing and the unprocessed data and the information.
This Memory is Volatile in nature means that when the Computer's power supply is cut off the data stored in RAM are erased or wiped.
What is need of RAM in Smartphones ?
RAM plays very important role in determining the Speed of any Smartphones. The speed of any Smartphones is determined by the Quantity of RAM present inside that Smartphone.
Nowadays the quantity of RAM needed by Smartphones to do multiple work is about 3 GB.