Explain the consequences of having a computer without an operating system. What is the purpose of an interrupt handler in an operating system? A group was hired to come up with techniques to boost a...

Explain the consequences of having a computer without an operating system.
What is the purpose of an interrupt handler in an operating system?
A group was hired to come up with techniques to boost a computer's performance. One of the participants proposed that the cache in the machine with L1, L2, and L3 be increased in size. Do you agree with this statement? Explain.