Interrupt Chaining

question 19

Multiple Choice

Interrupt chaining

• A) allows CPU to defer processing of low-priority interrupts without masking all interrupts.
• B) splits interrupt management between first level and second level interrupt handlers.
• C) is used to handle interrupts but not exceptions.
• D) is a compromise between the overhead of a huge interrupt table and the inefficiency of dispatching to a single interrupt handler.

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Definitions:

Pain Reliever

Medications used to reduce or eliminate pain, including over-the-counter drugs like acetaminophen and ibuprofen or prescribed opioids.

Half-life

The time required for half of the atoms of a radioactive substance to decay into a more stable form.

Medicine Half-life

The time it takes for the concentration of a drug in the body to reduce to half its initial value.

Ibuprofen

A nonsteroidal anti-inflammatory drug (NSAID) used to relieve pain and reduce inflammation.