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Questions and Answers
Explain the concept of an interrupt and how it affects the execution of a main program.
Explain the concept of an interrupt and how it affects the execution of a main program.
An interrupt is an event that temporarily suspends the execution of a main program to execute a special routine that services the interrupt. Once the interrupt processing is complete, the processor is returned back to the exact place in the main program where it left off.
Provide an example of when an interrupt might occur in a word processing application.
Provide an example of when an interrupt might occur in a word processing application.
An interrupt might occur when a timer interrupt service is executed while the processor is in a word processing application and performing a spell check. The activity of spell check is temporarily suspended until the interrupt is serviced.
How many different types of interrupts can the Pentium microprocessor respond to?
How many different types of interrupts can the Pentium microprocessor respond to?
The Pentium microprocessor can respond to 256 different types of interrupts.
What are the two types of interrupts mentioned in the text?
What are the two types of interrupts mentioned in the text?
Explain the difference between external hardware interrupts and internal software interrupts.
Explain the difference between external hardware interrupts and internal software interrupts.
What is the purpose of an interrupt in a processor?
What is the purpose of an interrupt in a processor?
What type of interrupt is caused by activating the processor?
What type of interrupt is caused by activating the processor?
How many different types of interrupts can the Pentium microprocessor respond to?
How many different types of interrupts can the Pentium microprocessor respond to?
What happens when an interrupt processing is complete?
What happens when an interrupt processing is complete?
In what situation might an interrupt occur in a word processing application?
In what situation might an interrupt occur in a word processing application?
