Explain in 1 sentence the difference of the Computer, Computer Software, Computer System, and Computer Hardware. Please answer correctly because I need answers

Today is the anniversary of me being on yet, i don't need it anymore! here's a picture of my dog wearing a bowtie! my question is, how do i delete my account?

In a game with three frames, where will the objects on layer 1 appear? a. next to the play area b. in the middle of the game c. behind everything else d. in front of everything else

Suppose a cpu with a write-through, write-allocate cache achieves a cpi of 2. what are the read and write bandwidths (measured by bytes per cycle) between ram and the cache? (assume each miss generates a request for one block.)