Sample Midterm-fall2007-Sol

Sample Midterm-fall2007-Sol - CS 118 Computer Networking...

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CS 118 Computer Networking Fundamentals Midterm Exam Fall 2007 Professor Mario Gerla 11/03/2005 Question Points Score 1 15 2 20 3 20 4 25 5 20 Total: 100 Name: _________________________ Student ID #: _____________________ Instructions: 1. Closed book, one double sided 8.5”x11” sheet of notes 2. Calculators are allowed 3. This exam has 6 pages, including this cover page 1. (15) Answer the following True/False
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a. DNS can be used to support load distribution amongst several servers for a heavily visited website (Justify). True b. Selective Repeat discards out of order packets at the receiver, while Go-Back-N buffers them (Justify). False c. TRUE d. The transport layer provides logical communication between two processes, while the network layer provides logical connections between two hosts. TRUE e. Sockets provide the interface between the transport layer and the network layer (Justify). FALSE – Sockets provide the interface between the Application Layer and the Transport Layer f. HTTP is a network application (Justify). False g. To send emails, email clients such as Outlook Express connect directly to the recipient’s mail server and use SMTP to “push” the email into their mailbox. FALSE
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This note was uploaded on 03/29/2011 for the course EECS 100 taught by Professor Dun during the Spring '11 term at CSU Channel Islands.

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Sample Midterm-fall2007-Sol - CS 118 Computer Networking...

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