Is physical memory and knock against impossible to tell apart?

Answer:

Yes.
Essentially; yes.
Yes, the jargon are pretty much interchangeable. Physical memory refers to the actual RAM sticks in your computer.



You'll probably also hear the residence "virtual memory." That refers to a portion of the hard drive that Windows borrows to use as a supplement to the physical RAM, if it desires to keep more things within memory than the installed RAM will allow for.
yes::128 megabytes of ram::.128 megabytes of memory.they both are like peas in a pod,and they both refer to hardware::.Pagefile memory is stored "software memory"