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.

---

Definitions:

Unemployed People

Individuals who are capable of working and actively seeking employment but are unable to find a job.

Unemployment Insurance

A government program that provides financial assistance to individuals who are unemployed through no fault of their own, offering temporary financial support while they look for new employment.

Post World War II

The period after the end of World War II, generally considered to have started in 1945, marked by significant social, political, and economic changes globally.

Stagflation

A condition of slow economic growth and relatively high unemployment accompanied by rising prices, or inflation.