CISCO

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Author:
mmolineux
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195992
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CISCO
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2013-01-28 15:27:12
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CISCO
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Lists pertaining to cisco course
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  1. What are the 3 things a computer needs to function?
    1. Hardware 

    2. OS 

    3. Application Software
  2. What are the 2 categories of application software?
    1. Business/Industry 

    2. General Use
  3. List the 6 common types of computers available?
    • 1. Mainframes
    • 2. Servers
    • 3. Desktops
    • 4. Workstations
    • 5. Laptops
    • 6. Hand-Held Portable Devices
  4. What are the 3 types of commonly used media?
    1. Cables 

    2. Fiber Optics 

    3. Wireless 
  5. What are 3 advantages of purchasing  a preassembled computer? 
    1. Lower Cost

    2. Can Perform Most Applications

    3. No Waiting Period for Assembly
  6. What are 2 advantages of purchasing a custom built computer? 
    1. Specify exact components  that meet user needs

    2. Supports higher performance applications
  7. What are the steps to install a peripheral?
    1. Connect the peripheral

    2. Connect the peripheral to a power source

    3. Install the appropriate driver
  8. What are the 2 ways a user can interact with a computer?
    1. CLI (Command Line Interface)

    2. GUI (Graphical User Interface)
  9. What 2 types of licenses are available for an OS?
    1. Commercial License

    2. GPL (General Public License)
  10. What are the 3 parts to IP Configuration?
    1. IP Address

    2. Subnet Mask

    3. Default Gateway
  11. What 2 ways can an IP address be configured?
    1. Manually

    2. Dynamically
  12. What 2 things must be unique to any computer on a network? 
    1. Computer Name

    2. IP Address
  13. What are the 3 ways a patch can be installed?
    1. Automatic

    2. Prompt

    3. Manual
  14. What are the 4 main categories of network components?
    1. Hosts

    2. Shared Peripherals

    3. Networking Devices

    4. Networking Media
  15. What issues do networking protocols help to manage?
    • 1. Message Format
    • 2. Message Size
    • 3. Message Pattern
    • 4. Timing
    • 5. Encapsulation
    • 6. Encoding
  16. What are the 3 rules of engagement with regard to timing? 
    1. Access Method

    2. Flow Control

    3. Response Timeout
  17. What are the 3 types of network communication? 
    1. Unicast

    2. Multicast

    3. Broadcast
  18. Which specific address do NICs use when deciding whether or not to accept a frame? 
    MAC Address
  19. What is the structure of a Ethernet Frame? 
    • 1. Preamble
    • 2. SFD 
    • 3. Destination MAC Address
    • 4. Source MAC Address
    • 5. Length/Type
    • 6. Encapsulated Data
    • 7. FCS
  20. What are the 3 layers of the hierarchical design model? 
    1. Application Layer - Hosts, Switches, Hubs

    2. Distribution Layer - Routers

    3. Core Layer - Servers, High Speed Routers/Switches
  21. What is the difference between a physical and logical address?
    Physical Address does not change
  22. What are the 2 parts of an IP Address?
    1. Network ID

    2. Host ID
  23. What table contains a list of all active ports and the hos MAC address attached to them?
    MAC Address Table
  24. What device is typically used as a hosts default gateway? 
    Router
  25. What table contains the addresses of networks and the best path to reach those networks?
    Routing Table
  26. What 3 things are essential to gaining access to the internet?
    1. Host Computer

    2. ISP

    3. IP Address
  27. What does POP stand for?
    Point Of Presence
  28. What 2 contract levels do ISPs offer?
    1. Home Service

    2. Business Class Service
  29. What are the 2 types of data transfer? 
    1. Asymmetric - Used for home service

    2. Symmetric - Used for Business Class Service
  30. What type of device would be required for a user using DSL? 
    DSLAM
  31. What type of device would be required for an end user connecting through cable? 
    CMTS
  32. What 3 types of network cabling are typically used? 
    1. Twisted Pair

    2. Coaxial 

    3. Fiber Optic
  33. What are 2 types of interference commonly found within twisted pair cabling? 
    1. EMI

    2. Crosstalk
  34. What are 3 types of twisted pair cabling? 
    1. UTP

    2. STP

    3. ScTP
  35. What are the categories of copper cabling and their data speeds? 
    1. CAT 3 - Voice

    2. CAT 5 - 100Mbps

    3. CAT 5e - 1000Mbps 

    4. CAT 6 - 1000Mbps - 10Gbps
  36. What connector is used with UTP cabling? 
    RJ-45
  37. What connector is used with CAT 3 cable?
    RJ-11
  38. What are the 2 types of fiber optic cabling? 
    1. Multimode 

    2. Single Mode
  39. What type of cable is needed for like devices?
    Crossover Cable
  40. What type of cable is needed for unlike devices?
    Straight Through Cable
  41. What are the different cable faults?
    1. Short

    2. Open

    3. Split Pair

    4. Reversed Pair
  42. What is the reduction in the strength of a signal called? 
    Attenuation
  43. What is a measurement of crosstalk at the transmitting end of the cable called? 
    NEXT - Near End Crosstalk
  44. What is a measurement of crosstalk at the receiving end of the cable called? 
    FEXT - Far End Crosstalk
  45. What are the 6 steps to cable termination? 
    • 1. Adhere to Standards 
    • 2. Adhere to Lengths
    • 3. Install away from interference EMI
    • 4. Follow rules for cable Termination 
    • 5. Test all cable installations
    • 6. Document cable installations
  46. How many binary bits are used in an IP address? 
    32 bits
  47. Which portion of an IP address identifies a specific host on a network? 
    The second portion
  48. A computer has an Ip address of 172.14.35.77 and a subnet mask of 255.255.0.0 which ip addresses can it communicate with? 

    A) 172.14.35.78
    B) 172.16.35.76
    C) 192.168.10.15
    D) 172.14.14.25
    E) 172.15.100.10
    A & D
  49. How many IP address Classes are there, and what are they? 
    1. 5 classes

    2. A, B, C, D, E
  50. What are the ranges for the 5 IP address classes? 
    • A: 1-127
    • B: 128-191
    • C: 192-223
    • D: 224-239
    • E: 240-255
  51. How many private host addresses are available for each class of address? 
    A - 16 million

    B - 65 thousand

    C - 254
  52. How many networks are available for each class of private addresses? 
    A - 1 network

    B - 16 networks

    C - 256 networks
  53. What are the private address network ranges? 
    A: 10.0.0.0

    B: 172.16.0.0 - 172.31.0.0

    C: 192.168
  54. What is the Localhost/loopback address? 
    127.0.0.0
  55. What is the MAC address of a multicast address always start with?
    01-00-5E
  56. What is the automatic assignment of addressing called? 
    DHCP
  57. What kind of IP address is manually assigned? 
    Static
  58. What is each interface on a router connected to?
    A separate network 
  59. What is NAT? 
    Network Address Translation - Allows multiple hosts to connect to the internet as one IP address
  60. What are the layers of the TCP/IP Model? 
    • Applicaton 
    • Transport
    • Internetwork
    • Network Access
  61. What are some protocols associated with the application layer?  
    • HTTP
    • FTP
    • DNS
    • SMTP
    • TELNET
    • DHCP
  62. What does TCP stand for and what layer is it associated with? 
    1. Transmission Control Protocol

    2. Transport Layer
  63. What layer of the TCP/IP Model are segments associated with?
    Transport Layer
  64. What layer of the TCP/IP Model are packets associated with?
    Internetwork Layer
  65. What layer of the TCP/IP model are frames associated with?
    Network Access Layer
  66. Which protocol does not require acknowledgement of receipt?  
    UDP
  67. Which protocol requires acknowledgement of receipt?
    TCP
  68. What protocol do web servers use to transfer data? 
    HTTP
  69. What protocol is used when you want to transfer files from one computer to another? 
    FTP
  70. Which 2 port numbers are associated with FTP?
    20 & 21
  71. Which protocol is used by a client to send messages to it's local email server? 
    SMTP
  72. What port number is associated with SMTP?
    25
  73. What are the 3 categories that port numbers are broken into? 
    1. Well Known Ports

    2. Registered Ports

    3. Private Ports
  74. What information is contained in an IP header?
    1. Source IP Address

    2. Destination IP address
  75. What 3 items are contained in a frame IP header and trailer? 
    1. Source MAC address

    2. Destination MAC address

    3. Error Checking Info
  76. In what order does the four step de-encapsulation process of a message by the client occur? 
    1. Ethernet

    2. IP

    3. TCP

    4. Data
  77. What are the 7 layers in order of the OSI model? 
    • 7. Application Layer
    • 6. Presentation Layer
    • 5. Session Layer
    • 4. Transport Layer
    • 3. Network Layer
    • 2. Datalink Layer
    • 1. Physical Layer

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