Why is cpu is called heart of computer system
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. The CPU is called as the Heart of the computer. The Memory Unit is calledas the Brain of the computer as it stores and retrieves the data. ... heart and brain ofcomputer can simply be referred to as the central processing unit (CPU) of a givenComputer.
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As heart is important organ of human body, CPU is an important part of computer. As body cannot function without heart even for a moment, same way computer cannot operate even for a moment without CPU.
Computer is still functional without keyboard, mouse, monitor or speaker but not without CPU. CPU has RAM (Random Access Memory), ROM (Read Only Memory), processor and operating system which are most essential parts of computer as entire data is stored in RAM, ROM & OS.
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