Introduction-1

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CGS 3285Computer Network ConceptsSpring
2003Hal Stringer
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SYLLABUS OVERVIEW

• Office Hours
• Hal Stringer CSB Rm 207, Mon Wed 900 - 1000
• Graduate Teaching Assistant To be determined
• Email
• stringer_at_cs.ucf.edu (include CGS3285 in subject
  line)
• Website
• www.cs.ucf.edu/courses/cgs3285
• Be sure to take notes in class
• Text Book
• Data Communications From Basics to Broadband,
  3rd Edition by William J. Beyda

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SYLLABUS OVERVIEW (cont.)

• Class Times
• Mon, Wed Fri, 1000 - 1050, ENG2 Room 102
• Final Exam
• Wednesday April 23, 1000 - 1250
• It will be comprehensive
• Other Dates
• Jan. 10 - End of Drop/Add
• Jan. 20 - Martin Luther King, Jr. Day, No classes
• Feb. 28 - Withdrawal Deadline
• Mar. 17-23 - Spring Break, No classes

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SYLLABUS OVERVIEW (cont.)

• Grading Based on
• Homework/Quizzes 10 ( 40 pts)
• First Midterm 25 (100 pts)
• Second Midterm 30 (120 pts)
• Final Exam 35 (140 pts)
• Grading Scale
• A 90 - 100 (360 - 400 pts)
• B 80 - 89 (320 - 359 pts)
• C 70 - 79 (280 - 319 pts)
• D 60 - 69 (240 - 279 pts)
• F lt 60 (lt 240 pts)

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SYLLABUS OVERVIEW (cont.)

• Tests Exams
• Closed book, closed notes
• Scantrons(?)
• T/F, Multiple Choice, Number Problems, Essay
• No calculators or hand held computing devices
• Attendance
• Not taken but strongly encouraged
• Please turn off all cell phones and pagers in
  class.
• Academic Behavior
• Cheating or other forms of academic dishonesty
  will not be tolerated
• www.ucf.edu/goldenrule

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EVOLUTION OF DATA COMMUNICATION

• Direct cabling to host
• Parallel vs. Serial Connections
• Point-to-Point leased line services
• Dial up over the Public Switched Network
• Hierarchical Networks
• SNA Multipoint Networks
• Built using dedicated services
• Data Transport Networks
• Local Area Networks Ethernet, Token Ring
• Wide Area Networks X.25, IP, Frame Relay, ATM

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EVOLUTION OF DATA COMMUNICATION
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COURSE OUTLINE

• Chapter 1 - Overview and Introduction
• Chapter 2 - Understanding Telecommunications
• Chapter 3 - Basic Data Communications Concepts
• Chapter 4 - Data Interfaces and Transmission
• First Midterm (tentative date February 7th)

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COURSE OUTLINE (cont.)

• Chapter 5 - Data Communications Efficiency
• Chapter 6 - Data Integrity and Security
• Chapter 7 - Architectures and Protocols
• Second Midterm
• Chapter 8 - Data Transport Networks
• Chapter 9 - Network Management (portions)
• Chapter 10 - Digital Telecommunications
  (portions)
• Final Exam

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THE BIG PICTURE

• We are in the midst of a communications
  revolution
• Changes in transmission methods media
• Analog to Digital
• Asynchronous to Synchronous Protocols
• Simplex to Full Duplex
• New Physical Media
• Increases in transmission speeds
• Ancillary Improvements
• Better Character Codes
• Improvements in Communications Efficiency
• Data Security Integrity Issues

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WHY ALL THE CHANGES?

• Evolution of Computing Paradigms
• Batch Processing (Remote Job Entry)
• Terminal to Host
• Client / Server
• Peer-to-Peer
• Convergence of voice/data
• The Internet
• Global Connectivity
• E-commerce

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COURSE CONTENT LEVELS

• Well look at data comm. from a variety of
  perspectives
• Historical, technical, application, economic
• Must learn course material on several levels
• Vocabulary (the book contains over 1100 terms
  acronyms)
• What is the definition of a term?
• Conceptual
• What does the definition mean?
• What is it? What does it do? How is it done?
• Integration
• How are multiple concepts related or different?
• Application
• How are concepts used to solve a problem?