What are some real-life situations that require a program that is iterative? Include at least three examples in your answer. (what does this mean wauerhiaowuerauw)

Acomputer has a two-level cache. suppose that 60% of the memory references hit on the first level cache, 35% hit on the second level, and 5% miss. the access times are 5 nsec, 15 nsec, and 60 nsec, respectively, where the times for the level 2 cache and memory start counting at the moment it is known that they are needed (e.g., a level 2 cache access does not even start until the level 1 cache miss occurs). what is the average access time?

Which operating system is a version of linux?

What is the difference between the internet and the world wide web?