How Does a CPU Know If a Data Transfer Has

question 36

Multiple Choice

How does a CPU know if a data transfer has been completed if an I/O device uses DMA to transfer data?

• A) An interrupt is generated.
• B) The status register is polled.
• C) The data register is empty.
• D) The program counter is incremented.

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Definitions:

Core Values

Fundamental beliefs or guiding principles that shape an organization's culture and dictate behaviors and decision-making.

Correlation Coefficient

A statistical measure that calculates the degree to which two variables move in relation to each other, indicating the strength and direction of their relationship.

Effect Size

A quantitative measure of the strength of a phenomenon or the magnitude of a difference between groups in a scientific study.

Significance Test

A statistical test to determine whether the difference between groups or the relationship between variables is due to chance or represents a true effect.