1# Processor:-2 # Power Connector :-There is no power to operate any part.The main power connector is usually a 20 or 24 pin connector, and now there are some additional 4 to 8 pin connectors on the motherboard.2# RAM:-RAM represents random access to memory with different types of memory modules such as SIMM, DIMM.3# Slots:-There are different slots on the motherboard to connect the hardware, such as the pim slot for the graphics card, the PCI slot for the network card, etc.4# CMOS:-The date and time of the CMOS battery storage system and other computer settings.IDE and SATA ports :-IDE and SATA ports are used to connect storage media or optical devices such as hard drives, CD/DVD recorders.In the newer motherboard, the IDE port is closed.6 # front/rear connectors :-The front panel connector displays the motherboard elements on the chassis.Such as power button, power LED, headset, microphone and USB connector.The rear connector is a bridge between the outside and inside of the computer.Rear connectors include power supply, PS/2, USB, VGA, serial port, RJ45 connector