Which of the following is the main circuit board that houses the essential components of a computer system?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Motherboard.
The motherboard is the primary circuit board in a computer that connects and holds all the crucial components together. It serves as the central platform through which the CPU (Central Processing Unit), RAM (Random Access Memory), storage devices, graphics cards, and other peripheral devices communicate.
This board contains the chipset, which manages data flow between the processor, memory, and other peripherals.
Other Options :
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Firmware – Low-level software stored in hardware to control basic device functions.
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CPU – The brain of the computer, responsible for processing instructions.
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RAM – Temporary memory used to store data for currently running programs.