Name: _____________________

                                                 id#: _____________________


			 UNIX System Administration Exam 9 

Notes:
	No circular definitions please.
	Be very specific.
	All terms should be assumed to be in the context of UNIX & TCP/IP.
	Grading:
         	3 free points
         	1 point for each correct answer
        	-1 point for each incorrect, partial, or unintelligible answer
         	0 points for each unanswered question
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What does it mean for a file to be setuid?



Does every TCP/IP-connected computer have a routing table or just routers?  Why?



To use a local IP router/gateway, do you need the router's IP#?  Explain.



What is a routing protocol and what is its purpose?



What is the principle behind distance-vector protocols?



Routes often have "costs" associated with them.  What is meant by this?



What is a link-state protocol and what is its advantage.