Question

MDR stands for
a) memory direction register
b) memory data register
c) memory directory register
​

Answer 1

Answer:

b) memory data register

Answer 2

Answer:

B memory data register

Explanation:

A memory buffer register (MBR) (also known as memory data register (MDR)) is the register in a computer's processor, or central processing unit, CPU, that stores the data being transferred to and from the immediate access storage.

I hope this will help you