01:198:110 Lecture 2: lecture 9.22.15
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Stores your files as you work on them. Volatile, temporary windows 10 requires a minimum of 1 to 2 gb. Dram (dynamic) needs to be refreshed thousands of times per second. Sram (static) does not need to be refreshed, which is what makes it faster than. Powering on the cpu: post (power on self-test, load operating system, checking configurations and customizations. Registry- contains settings used by o/s & other applications. Authentication (at end of boot process for login/password) Program that manages data between the o/s and the attached peripherals (i/o devices) cold boot vs warm boot cold is from completely off and warm is when the computer is on. L2= secondary: small capacity on a separate chip. Memory caching is effective because most programs access the same data or instructions over and over. By keeping as much of this information as possible in. Sram, this computer avoids accessing the slower dram.