Homework 1 
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1. Subscribe and send a message to the mailing list (this may include subscribing
   to the list):
        (not set up yet - hope it will be set up Thursday)
         TBDlistserv.cs.uga.edu
   	introducing yourself.
	please watch this schedule when announced.


2. Email a digital picture of yourself (Send it via an email attachment (jpg)
   to maria@cs.uga.edu).

        * For people that don't have a digital camera:
                I will use the image that we took Monday, please describe
                yourself and tell me what you were wearing so that I know who
                you are.

3. Does a simple calculator require an operating system?
	If yes (argue why)? 
	If no (argue why)?

   For this question you may use outside resources (Internet, books, friends, 
   ...)  Be sure to cite your references.


4. What are virtual machines? Explain the relationship between the Java 
   programming language and the virtual machine concept. 

5. In terms of CPU utilization which operating system is more efficient 
   -- a real-time OS or a time-sharing OS? Justify your answer. 

6. Differentiate between controlled I/O, interrupt-driven I/O, DMA, and 
   memory mapped I/O.  Providing key advantages and disadvantages of 
   each I/O type.

7. Differentiate between a device driver and a device controller.



Due: Before Class August 26, 2009 (typed)