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Random Access Memory


RAM: RAM (Random Access Memory) chips are small chips which hold information that can be quickly move back and forth to the CPU. When someone talks about RAM, they generally mean the memory of the computer which is in the RAM chips. See also Virtual Memory.
RAM Disk: A RAM disk is a part of memory which is set aside to act as a disk drive. It’s called a virtual disk, in that it acts like a disk drive, but it doesn’t really exist. You can read and write files to a RAM disk. The advantage is the high speed. The disadvantage is that it disappears if you lose power. Generally, don’t fool around with this unless you know what you’re doing.
Random Access Memory: (RAM chips). These are the chips which hold the computer’s memory. The information disappears when you turn off the computer. These are also called SIMM chips and SIPP chips. See ROM and EPROM.
REM: REMark. This is used by programmers to add remarks (comments) to a line in a program. For example, you can write notes to yourself in the AUTOEXEC.BAT file which explain the changes that you made. Since programs ignore anything on a line that starts with REM, it can also be used to turn off a program line.





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