The graph shows that sixty-eight percent of students think cyberbullying is a problem. One hundred human stick figures are shown in 5 rows of 20. The bottom 3 rows and 8 figures in another row are shaded. Based on the information in the graph, which is the best conclusion that can be drawn about cyberbullying?

Consider a direct-mapped cache with 216 words in main memory. the cache has 16 blocks of 8 words each. it is a word-addressable computer (rather than a byte-addressable computer which we normally discuss). (a) how many blocks of main memory are there? (b) what is the format of a memory address as seen by the cache, that is, what are the sizes of the tag, cache block, and block offset fields (if they apply)? (c) to which cache block will the memory reference db6316 map?

Match the items with their respective descriptions.

Description: write function lastfirst() that takes one argument—a list of strings of the format "lastname, firstname" —and returns a list consisting of two lists: (a) a list of all the last names (b) a list of all the first names