probably the cpu, or central processing unit
The main circuit board into which components are attached to in a computer is known as the motherboard or main board. This is what will hold all the essential parts in a computer.
a computer is to remove power from a computer's main components in a controlled way. After a computer is shut down, main components such as CPUs, RAM modules and hard disk drives are powered down, although some internal components, such as an internal clock, may retain power.
main components of computer
Processor, Memory, and Hard Drive
1: hardware 2:software
Hardware, Software and data are the main components of a computer. Everything else in a computer is for the most part nonessential.
It provides easy access to the main components of your operating system.
CPU, RAM, Motherboard
It is the CPU
In computing, the motherboard is the main circuit in your computer. It houses all of your computer's hardware components and creates a bridge for them to be connected.
Civil engineering software has the main components of computer aided design and analysis tools to see the effect of the design and to calculate loads and dimensions.
Motherboard is the main board i.e. the housing of Multiple Circuits & Components.