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Flashcards

isp

Scott Davies English 85 cards

isp

Cards in this deck (85)

  1. 1—ispisp
  2. 2—network/infrastructurenetwork/infrastructure
  3. 3serverits a hardware to serve other computers.
    different types of file web and email.
  4. 4clienta computer/devices that uses services provided by a server.
  5. 5backbonea big cable often fiber optic
  6. 6cablesform the connections between all this hardware.
  7. 7routersdevice that directs traffic data through a network.
  8. 8—isp connectionsisp connections
  9. 9ispinternet service provider a business which provides you with internet.
  10. 10point of presencean access point to the internet.
  11. 11network access pointits where different interconnect such as your home network to the internet.
  12. 12dial up connectionsdisadvantage - slow running at only 56 kb
    advantage- can use existing wires
  13. 13broadbanddisadvantage- better reception and speeds dial up
    advantage- wired so has to be on stationary computer.
  14. 14wirelessadvantage - no fixed to a stationary computer .
    disadvantage- needs to have wireless
    internet available.
    ad- can be used whenever wireless is available.
  15. 15—bandwidth tablebandwidth table
  16. 16httphyper text transfer
    its a set of rules we handle on the web
  17. 17httpssecure data
    data in the webpage is scrambled
  18. 18ftpfile transfer protocol.
    an old protocol that was invented even before the web was born.
  19. 19tcpbreaking data into packets. assembling the packets while they arrive.
  20. 20iphandling the routers of packets
  21. 21hyper linkshyper links
  22. 22hyper linkslinks you will click on and will take you straight to the website
  23. 23web serverswebsites that are stored on web servers
  24. 24browserweb pages are accessed through browsers.
    your browser reads the html code and displays the page.
  25. 25url diagramurl diagram
  26. 26urlprotocol tells you the browser.
    domain name of website .
    path points to specific web page
  27. 27search enginessearch engines
  28. 28client slideslide so things you search on like google
  29. 29search enginewebsites which allow users to search data on the internet
  30. 30server slidesearch internet for keywords.
  31. 31spider/web crawlerspiders search for websites with relevant websites with keywords
  32. 32indexconstantly updating the database
  33. 33databaseconstantly getting updated
  34. 34cccarbon copy
  35. 35bccblind carbon copy
  36. 36benefits of using emailsends instantly
  37. 37drawbacks of using emailu need internet and fast connection
  38. 38smtphandles sending simple email transfer
  39. 39imaphandles receiving
    allows you to access email protocol
  40. 40pop3also handles receiving
  41. 41webmailall your messages stay on the server
  42. 42email clientemails downloaded to client machine
  43. 43DATADATA
  44. 44B DESCRIPTION OF PACKET SWITCHINGPACKETS ARE BEING BROKEN DOWN AND ARE SENT TO A NEW NETWORK
  45. 45ADVANTAGES OF PACKET SWITCHINGITS VERY FAST
  46. 46DISADVANTAGESIF YOU HAVE SLOW WIFI IT WONT WORK
  47. 47CODECScodecs are compression technologies and have two components to compress files.
  48. 48simplexone direction at a time
  49. 49full duplexboth directions
  50. 50half duplexbut no simultaneous
  51. 51utpcontains pairs of copper wires twisted together
  52. 52co axialis solid copper wire with thick shielding
    advantages reliable
    disadvantage slow
  53. 53fiber opticstrands of glass carries data as light
  54. 54infrareduse infrared light to transmit data that's very high frequency
  55. 55satelliteuse satellites in relay data in points on earth
    good for very long distances
  56. 56nicdevice using wireless network need an nic
    network interface card
  57. 57description of client and server slideclient slide processing uses the clients computer to process web page data in data exchange .
    server side processing uses the web server to process web page data.
  58. 58client sideexample for a client side is a roll over image on a device
    advantage faster
    disadvantage different browsers
  59. 59server slideprocess web page data.
    advantage the information does not need to be downloaded .
    disadvantage more risks cause of security.
  60. 60DATA BASEa data base a structured collection of data
  61. 61tablea table that stores data
  62. 62fieldcolumns in a table
  63. 63recorda record is one row
  64. 64primary keyis a special identifier
  65. 65textant kind of characters
  66. 66numbernumerical values
  67. 67data/timedates and times
  68. 68Booleanone of two values such as yes/ no or true/false
  69. 69data typesays what kind of data is gonna be stored
  70. 70relational databasemost databases need more than one table to store all the data.
  71. 71local database and onlinelocal means a database held inside a network to keep it secure.
    online means a database that could be accessed around the world.
  72. 72feature online and local databaseyou can only use it your area and the other on you use it around the world.
  73. 73dbms.database management system
  74. 74sqllanguage used by dbms to actually create and search a database.
  75. 75presencecheck to see if the data has entered the bank or not.
  76. 76rangecheck values are similar range
  77. 77formatcheck that the data has been required
  78. 78check digituse digits in a code to check the data.
  79. 79html tagsb=bald
    i=italic text
    p=paragraph
    img= image
    un=underline text
  80. 80datadata
  81. 81datadata
  82. 82threatleaving your pc on when not in the same room
  83. 83opportunista company's network security can be breached
  84. 84virusmalicious programs
  85. 85malwarenames for other types of malicious- software

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Flashcards on isp, created by Scott Davies on 07/12/2021.
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Scott Davies
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