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What is memory controller?
A memory controller is a circuit which is interposed among the processor and the dynamic memory. It is used for performing multiplexing of address bits. It provides RAS-CAS timing. It also sends R/W and CS signals to the memory. When used with DRAM chips, which do not have self refreshing capability, the memory controller has to give all the information required to control the refreshing process.
For the following, cmd1 and cmd2 are arbitrary UNIX commands, and file1 and file2 are files owned by you. Write UNIX (bash) commands to: (a) Run cmd1 and append its output to f
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explain ddd
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