Final Exam Review Slides INFS 4900/5900 Fall 2015
Final Exam Information Chapters 1 – 11 & Subnetting 50 Multiple Choice Questions 6 Short Answer Questions Monday 12/07/15, 6:00 – 8:00 p.m. BAS S137E (lab) Tuesday/Thursday 12/08/15, 3:30 – 5:30 p.m. BAS S137E (lab)
Final Exam Study Guide What are the layers of the OSI model? What happens at each layer / What are the functions of each layer? How are the layers numbered and ordered? How does the OSI model differ from the Internet model? What protocols / standards are used at the different layers of the Internet model?
Final Exam Study Guide What is an application architecture? What are the four functions of an application program? What does each function do? How are the application program functions spread across devices in 2-tier and 3-tier architectures? What is a thin client? What’s the difference between 2 and 3-tier message transfer?
Final Exam Study Guide What are the two different types of data seen in communications networks? What is the definition of a multi-point circuit? A dedicated circuit? What are half-duplex, full-duplex, and simplex transmissions? What is a multiplexor? What is multiplexing? What are FDM, TDM, and WDM? What is ASCII? What is serial transmission?
Final Exam Study Guide What are the characteristics of as sound wave? How are they measured? How many different levels (frequency, phase, amplitude) do you need to define when sending 3 bits at a time using a modulation technique? What about 4 bits? What is a codec? What is ARQ? What are the two types and how do they work? What is a NAK? What is a sequence number? What is the size of an IPv6 address?
Final Exam Study Guide What is sent to computers on a subnet when there is a need to translate a network layer address into a data link layer address? What is ARP? Are the circuits connected to a switch dedicated or shared? What is the building block design? What are the steps?
Final Exam Study Guide What is a logical topology? What is media access control? What is switched Ethernet? What topologies (physical and logical) does it use? What is 802.3? What frequencies are used by n? What types of hardware devices are used to connect networks? What is a routed backbone? What information does it use to move packets? What is a VLAN? What equipment is required to connect to a T-carrier service?
Final Exam Study Guide What are options for configuring the architecture of a dedicated WAN? What are the advantages/disadvantages of each? What is the speed of a T-1? How many 64kbps channels are there in a T- 1? What is a packet switched WAN service? What is peering? What is a point-of-presence?
Final Exam Study Guide What equipment is needed at the customer location to connect to DSL broadband service? What separates traditional voice from data in a DSL connection? What type of multiplexing does DSL use? What is a DSLAM? Where is it located? What is the speed of a T-1? What is the speed of a OC-1? What is encryption? What are the two parts of an encryption system? How is asymmetric encryption used to send an encrypted message? What is a digital signature?
Final Exam Study Guide How do you subnet a class c address? Be able to determine the following Subnet mask (new & old) # of hosts per network # of networks you can create based on # of bits borrowed The broadcast address of each subnet