A scanning technique in which the cursor (light) or an arrow moves over each item in the first row, then the second row or more, until the desired item is selected. This is

Look at the far left lane in the picture. explain what the red car is doing and what it needs to do to travel safely.

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?

The forerunner to cell phones, pdas, and smartphones was