I/O Devices

CSC 213 - Operating Systems and Parallel Algorithms - Weinman



Answer the following questions. Record your answers in your Reading Journal.
  1. Identify the sentence from today's reading that best illustrates the importance of hardware support in system efficiency. Briefly (3-5 sentences) explain your selection.
  2. Today's reading contrasts two hardware interaction methods.
    1. In one sentence of your own words, give your best argument for supporting hardware interaction with explicit I/O instructions (i.e., in and out on x86).
    2. In one sentence of your own words, give your best argument for supporting hardware interaction via memory-mapped I/O.
  3. Identify the sentence or short passage from today's reading that you find most surprising or provocative. Briefly (3-5 sentences) explain your selection.