Bays

Bays:

              Bays is an open area inside the system unit install additional equipment such as storage devices. Some bays are rectangular opening to hold disk drives whereas some bays hold card readers and ports such as USB and Fire Wire etc. Bays are also called drive bays.

External and Exposed Drive Bay:

                                                                          External and Exposed Drive bay is used to drive from outside the system unit. Some examples of external drive bays are flash memory card reads , CD drive and DVD drive. 

Internal or Hidden Drive Bay:

                                                                 Internal or hidden drive bay is hidden inside the system unit. An example of internal drive bay is hard disk drive.

Power Supply and Battery:

                                                          The power from the wall outlet is alternating current (AC) of 110 or 240 volts Different components of the computer system require direct current (DC) ranging from 3 to more then 15 volts. The power supply inside the system unit is used to convert alternating current (AC) to direct current (DC). It also decrease  the voltage to the level that is required for the computer.

            The power supply is typically located at the back of the computer. A computer cannot work without power supply. 

           The AC adapter is an external power supply used to recharge the battery in a notebook and to provide dependable power for operating the notebook for longer periods of time.it is also called AC/DC adapter ,Ac converted to charger.

       A   battery is a component that supplies power to the device. It enables the drive to work without a power outlet. Batteries can supply power to a laptop for several hours depending on how much power it requires. Today, many devices such as laptop and smartphone use rechargeable batteries.

 

                       Factors Affecting Processing :

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