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Technically they actually don't. However non-volatile memory is essential if you need to store anything on the computer. It normally takes the form of a hard drive, or floppy disk.

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15y ago
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12y ago

A volatile memory is essential for the CPU to do computations. Not every operation done needs to be saved. So a volatile memore is essentially used for runninng programs.

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Q: Why must every computer have some amount of nonvolatile memory?
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Use in sentence the word finite?

Every computer has a finite amount of memory.


What is the difference between volatile and non-violatile memory?

The primary difference if the permanence of the data held in the memory. When talking about volatile and nonvolatile memory in the context of computers, we're usually referring to RAM(volatile) and the hard drive(nonvolatile). Volatile means that the memory must be receiving power in order to hold its contents. RAM must be fed power or the data on the RAM will be lost. A hard drive is nonvolatile, meaning it does not need power to keep data stored on it. This is why you install programs and photos etc to the hard drive. If you put them on RAM, it would disappear every time you turned off the PC!


What is the memory on a computer?

It depends on the computer, every computer is different. If you want to check your memory go to Start > Control Panel > System. There you can find information about the computer, and also the memory.


What is the capacity of the main memory?

There is an insufficient sampling pool to determine that information. It would require the knowledge of how many computers are in service and what their memory capacities are. The amount of memory that ships with new computers increases every year, but that is an insufficient sampling set, since not everyone purchases a new computer every year.


What is volatile memory?

volatile memory is memory that will wipe all the data saved to it after the computer shuts down e.g: RAM.


What is capacity of primary memory?

describe a byte


How do you connect a memory card reader to your computer?

Nearly every memory card reader on the market is USB compatible, and simply plugs directly into one of your computer's USB ports.


What is loaded into memory every time the computer is started?

Operating system


What is the Difference between prom and RAM?

PROM is "Programmable Read Only Memory" RAM is "Random Access Memory" Prom is used to retain data even when the computer is turned off. RAM is used by the computer to run applications when the computer is running. RAM is high speed memory that can be read/written while the computer is running. Applications and data are loaded into RAM every time your computer is turned on. PROM, ROM, EPROM are all versions of memory that typically contain the same data every time the computer is turned on.


How can you tell how much virtual memory your computer has?

Virtual memory is determined by 2 factors. First, the amount of free hard drive space available on your hard drive. Secondly, it is determined by your virtual memory settings under Windows properties. Assuming you have not changed your Windows default settings, then every ounce of free harddrive space IS virtual memory.


How to upgrade laptop's memory?

Every computer has some amount of Random Access Memory (RAM). These high-speed chips store the code for running programs and send information to the Central Processing Unit (CPU) as needed. The more memory in a computer, the more programs it can run simultaneously without experiencing degraded performance. If you find that the speed of your Toshiba laptop decreases when you are multitasking with several applications, upgrade the memory to resolve the issue.


What is a Random Access Memory (RAM)?

??? WHA???Why would you think you need one? Every time you turn off your computer, RAM forgets everything. It's referred to as "volatile memory" because the power switch erases RAM every time the computer shuts down.