Computer Science - Computer Fundamentals - Discussion
Discussion Forum : Computer Fundamentals - Section 6 (Q.No. 48)
48.
Which of the following registers hold the information before it goes to the decoder
Discussion:
2 comments Page 1 of 1.
Jeftha Dkhar Dann said:
2 weeks ago
The control register holds instructions or control information before it is sent to the decoder in the CPU.
Data register → holds data being transferred to/from memory or I/O.
Accumulator → used by the ALU to store intermediate results.
Address register → holds memory addresses.
So, the Correct answer: Control register.
Data register → holds data being transferred to/from memory or I/O.
Accumulator → used by the ALU to store intermediate results.
Address register → holds memory addresses.
So, the Correct answer: Control register.
Shewangizaw Bogale said:
9 years ago
Data register : is a register used to temporarily store a data being transmitted to or from a peripheral device.
Memory data register (MDR) : is a register used for holding information that is in the process of being transferred from the RAM to CPU or vice versa.
Memory data register (MDR) : is a register used for holding information that is in the process of being transferred from the RAM to CPU or vice versa.
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