Answer: The difference between these two types of abaci are the number the beads.
Explanation:
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Answer: hello the options related to your question is missing attached below is the complete question and options
answer : Read the status register ( A )
Explanation:
To determine if the device is busy or ready to accept a new command the line of action is to write a code that will Read the status register. A status register is a hardware register which contains the information about the processor of the device ( i.e. whether the processor is busy or ready )