Application of Computer new
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12<br />
Components <strong>of</strong> the System Unit<br />
Internal Power Supply (SMPS)<br />
Exhaust Fan<br />
Speaker<br />
Motherboard<br />
Storage Systems<br />
Microprocessor<br />
SMPS<br />
Controller Cables<br />
RAM (storage)<br />
Hard Disk Drive<br />
Floppy Disk<br />
Drive<br />
Speaker<br />
Motherboard<br />
Storage Media<br />
Data needs to be stored for later use on storage media.<br />
The two types <strong>of</strong> storage media are:<br />
Primary storage media<br />
Secondary storage media<br />
Primary storage media<br />
• It is the internal storage area <strong>of</strong> the machine.<br />
• Random Access Memory (RAM)<br />
• This is the memory that the computer uses for storing the programs and<br />
their data while working on them.<br />
• RAM has the following characteristics:<br />
Data within the RAM can be read or modified, i.e. you can either<br />
read from the RAM or write onto it. Hence it is called read/write<br />
memory