
Understanding Interrupts in Computing

Quiz
•
Engineering
•
University
•
Hard
Apsara S
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an interrupt in computer systems?
An interrupt is a permanent stop of the CPU.
An interrupt is a method for increasing CPU speed.
An interrupt is a type of software application.
An interrupt is a signal that temporarily halts the CPU to handle an event.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the difference between hardware and software interrupts.
Hardware interrupts can only be generated by the operating system.
Hardware interrupts are signals from hardware devices; software interrupts are generated by programs.
Software interrupts are always faster than hardware interrupts.
Hardware interrupts are only used for network communication.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of an interrupt vector table?
To store data for future use.
To control the CPU clock speed.
To manage memory allocation for programs.
To provide addresses of interrupt service routines for handling interrupts.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do interrupts improve system performance?
Interrupts slow down the CPU by adding extra processing time.
Interrupts improve system performance by allowing the CPU to handle high-priority tasks immediately, enhancing efficiency and responsiveness.
Interrupts are used to increase the number of tasks the CPU can handle simultaneously.
Interrupts prevent the CPU from responding to any tasks until all current tasks are completed.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the CPU when an interrupt occurs?
The CPU only logs the interrupt without taking any further action.
The CPU immediately shuts down to prevent any errors.
The CPU saves the current state, identifies the interrupt source, executes the ISR, and then resumes the interrupted program.
The CPU ignores the interrupt and continues processing the current task.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe the process of handling an interrupt.
Restoring the state before executing the ISR
The process of handling an interrupt involves saving the current state, executing the ISR, and restoring the state.
Executing the ISR without saving the state
Ignoring the interrupt and continuing execution
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are maskable and non-maskable interrupts?
Maskable interrupts can be disabled by the processor, while non-maskable interrupts cannot be disabled and must be handled immediately.
Maskable interrupts must be handled immediately and cannot be ignored.
Non-maskable interrupts can be disabled by the processor at any time.
Maskable interrupts are always prioritized over non-maskable interrupts.
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