Computer Hardware
To install a second IDE drive into a computer, you must

Set the master-slave jumper to slave on the second drive
Verify that you attach the drive to the connector at the end of the ribbon cable
Use the IDE configuration software to set the new drive as slave
Verify that you define the new drive as D: in the CMOS setup

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Computer Hardware
One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

The area that regulates all of the system power usage
The device that sends the monitor signals telling it what to display
The area where all of the processing takes place
The area where ail the of the Basic input/output routines are stored

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