Front Part of System Unit
Computer user directly interact with front console of computer see in figure.
Or You can say the front view of system unit contains some button and their functions as stated below.
1) Power On/Off
It is used to turn the system unit ON and OFF. When power switch button is press by the user want to computer is On or Off
2) DVD/CD Driver
It is use for DVD/CD data access for user.
3) Reset Button
I is used to restart the computer without turn off completely.
4) Power Ligh
Comes on when the power switch is turned on of your computer display the some light of your computer.
USB is the port of computer which is uses of connect the all usb like mouse, keyboard, pendrive etc.