It all depends on the architecture that the processor is built on. If it is 32 bit architecture, 2^32 it will be 4gb. If it is a 64bit processor it can access 2^64 memory locations, or 16gb.
None. You use the free memory.
Start->right click on My computer->Properties and the window "Properties" you will see amount of memory installed on your computer.
Virtual memory, the answer is virtual memory.
Optical memory is an early form of computer memory. It involves the use of an optical system for the writing and reading of data to and from a computer's main memory.
This is if you use a PC: Go to Computer or My Computer (depending on the OS) and then on your flash drive icon, right click and go to properties. All the details regarding the memory will be there.
1gb128mb
It can remain in hibernation as long as you want it to. There is no time limit.
You can use it for virtual memory,but you need memory still.
gigabytes is a measurement of memory. so basically, how many gigabytes you have left on your computer is how much memory you have left.
A computer can hold memory depending on how strong the motherboard and the processor is. For example you have a Pentium 1 computer, obviously you cannot afford to put a 1GB memory on it.
2 gig
If referring to Memory (RAM), then yes, it is better to have more memory in your PC as this will speed it up. Although it will use slightly more power (not much).