Question

What are the functions of a Control Unit?
Distinguish between Motherboard and the Expansion slot.
Dictinguish between Volatile and Non-volatile memory.​

Answer 1

Answer:

1. The control unit (CU) is a component of a computer's central processing unit (CPU) that directs the operation of the processor. It tells the computer's memory, arithmetic logic unit and input and output devices how to respond to the instructions that have been sent to the processor.
2. A RAM slot (expansion slot) is a rectangular opening in the motherboard. Expansion cards are placed inside of it to increase RAM in the PC. A CPU socket is a mechanical component, mounted permanently on the motherboard. It runs mechanical and electrical connections from a microprocessor to PCB.
3. Volatile memory is the type of memory in which data is lost as it is powered-off. Non-volatile memory is the type of memory in which data remains stored even if it is powered-off. ... Contents of Volatile memory is stored temporarily. Contents of Non-volatile memory is stored permanently.

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Answer 2

Answer:

I. The control unit (CU) is a component of a computer's central processing unit (CPU) that directs the operation of the processor. It tells the computer's memory, arithmetic logic unit and input and output devices how to respond to the instructions that have been sent to the processor.

ii. RAM slot (expansion slot) is a rectangular opening in the motherboard. Expansion cards are placed inside of it to increase RAM in the PC. A CPU socket is a mechanical component, mounted permanently on the motherboard. It runs mechanical and electrical connections from a microprocessor to PCB.

iii. Volatile memory is the type of memory in which data is lost as it is powered-off. Non-volatile memory is the type of memory in which data remains stored even if it is powered-off. ... Contents of Volatile memory is stored temporarily. Contents of Non-volatile memory is stored permanently.

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