Disk Drive

A hard disk drive is a memory storage device. The disk is divided into tracks. Each track is further divided into sectors. Sectors are 512 bytes apiece. 1 byte is 8 bits. The CPU and motherboard instructs the “Read/Write Head” where to provide an electrical charge to a “sector” on the platter. Each bit’s magnetic charge translates … Read More

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CPU (Central Processing Unit)

The CPU contains: General purpose registers (about 10 or so) General purpose means that the register can be used for multiple (different) purposes General purpose registers are used as inputs and outputs in arithmetic and logical operations performed by the CPU When the CPU add 2 values . . . The first value of the … Read More