The 26 Most Awesome Happy Meal Toys Of The '90s. Technically, any toy that came with food was pretty great. But these were exceptional.
In this case, primary storage typically refers to random access memory (RAM), while secondary storage refers to the computer's internal hard drive. RAM, commonly called memory, is considered primary storage, since it stores data that is directly accessible by the computer's CPU.
Primary storage (also known as main memory or internal memory), often referred to simply as memory, is the only one directly accessible to the CPU. The CPU continuously reads instructions stored there and executes them as required. Any data actively operated on is also stored there in uniform manner.