CS 10051-003/004 Introduction to Computer Science - Spring 2008

Exam 3 Study Guide - Exam is on Monday, April 14, 2008

Chapter 6:

System software

• Virtual machine
• Language services (assemblers, compilers, interpreters)
• Memory managers and Information mangers

Assemblers and Assembly language

• Source programs
• Figure 6.4
• Comments
• op code mnemonics
• symbolic addresses & labels
• pseudo-ops
• 2-pass assemblers
  • symbol table
• Loading / Loader
• Object file / object program

Operating systems

• User interface (GUIs)
• Command language
• System security and protection
• Encrypting information
• Deadlock prevention / recovery
• Historical overview of OS's
  • Batch OS
  • Time-sharing OS
  • Time slice
  • Compute-bound
  • Distributed environment
  • Single-User OS
  • Network OS
  • LANs
  • Clients
  • Real-Time OS
  • Multimedia user interfaces
  • Parallel processing OS
  • Distributed computing environment / Distributed OS

Chapter 7:

• Communication links
• Bandwidth
• Broadband and DSL
• Modems
• Ethernet / Fast Ethernet / Gigabit Ethernet
• Wireless data communication
• LANs
  • LAN Topologies
    • Bus
    • Ring
  • Bridge / Switch
  • Hub
  • Node
• WANs
  • Dedicated point-to-point lines
  • Store-and-forward, packet-switched technology to deliver messages
• Routers
• ISP (local, regional, national, international - tier-1 or backbone)
• Internet
• Protocols (TCP / IP stack)
  • Physical layer - 'bit pipe'
    • modem, DSL, cable modem
  • Data Link layer
    • Ethernet
  • Network - end-to-end delivery
    • IP
    • IP addresses (host names)
    • Routing
  • Transport
    • TCP
      • TCP Connection
  • Application
    • URL
    • HTTP
      • Request and response messages
    • SMTP, FTP
• Network Services and Benefits
• Internet History
  • Internetworking
  • Telnet
  • FTP
  • ARPANET
  • NSFNet
  • WWW

Last Updated: Thursday, April 10, 2008