APPLICATION SYSTEM SOFTWARE
SYSTEMS SOFTWARE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which bus sends the request to the RAM requesting the next instruction to be executed?
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Address Bus
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Data Bus
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Control Bus
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None of the above
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Explanation:
Detailed explanation-1: -The register which stores the address of the next instruction is called the program counter.
Detailed explanation-2: -The CPU is designed to understand a set of instructions-the instruction set. It fetches the instructions from the main memory and executes them.
Detailed explanation-3: -Data bus-carries the data between the processor and other components.
Detailed explanation-4: -An address bus is a bus that is used to specify a physical address. When a processor or DMA-enabled device needs to read or write to a memory location, it specifies that memory location on the address bus (the value to be read or written is sent on the data bus).
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