The Correct answer is 3.8 GB.RAM It stands for Random Access Memory.It is called Primary Memory or Main Memory.It holds only those data and instructions on which computer is currently working.It has limited capacity and data is lost when power is switched off.RAM size varies from KB's to GB's.The most common RAM size can find in everyday laptop PCs nowadays is 8GB.In a Laptop used for normal office work, a typical RAM size is 3.8 GB.It is a volatile memory.It is a faster memory.It is used in the normal operations of a computer after starting up and loading the operating systemTwo types of RAM:Static RAMDynamic RAM