Interruptions Quiz

What is the primary purpose of interrupts in a computer?

• A. To completely halt the CPU

• B. To improve processing efficiency

• C. To allow only memory modules to access the CPU

• D. To eliminate hardware failures

Which of the following best describes the role of an interrupt?

• A. It permanently transfers control from the CPU to the I/O device

• B. It lets the CPU manually check each device continuously (polling)

• C. It provides a way for external modules to signal the CPU when they need attention

• D. It is used only during system startup to load the BIOS

Which of the following components is responsible for handling interrupts in a computer system?

• A. The RAM

• B. The Interrupt Handler

• C. The Power Supply Unit

• D. The Monitor

What is an interrupt in computer organization?

• A. A permanent stop of the CPU

• B. A request for memory access

• C. A signal that temporarily halts CPU activity to handle an event

• D. A method to increase processor speed

How does the CPU know that an interrupt has occurred?

• A. Through a scheduled program check

• B. By receiving a signal on a control line from a device

• C. By random access detection

• D. It checks the hard drive periodically

Which of the following is an example of a situation where an interrupt would occur?

• A. The user minimizes a window

• B. A keyboard key is pressed while the processor is busy

• C. The processor finishes running a loop

• D. A hard disk is installed physically into the computer

What happens after an interrupt is handled?

• A. CPU resumes the next program in queue

• B. CPU powers off

• C. CPU resumes from where it left off

• D. CPU deletes the memory

Which type of interrupt is caused by an arithmetic overflow or illegal instruction?

• A. Timer interrupt

• B. Program interrupt

• C. I/O interrupt

• D. Hardware failure interrupt