Fichas
isp
Fichas del conjunto (85)
- 1—isp
- 2—network/infrastructure
- 3serverits a hardware to serve other computers.
different types of file web and email. - 4clienta computer/devices that uses services provided by a server.
- 5backbonea big cable often fiber optic
- 6cablesform the connections between all this hardware.
- 7routersdevice that directs traffic data through a network.
- 8—isp connections
- 9ispinternet service provider a business which provides you with internet.
- 10point of presencean access point to the internet.
- 11network access pointits where different interconnect such as your home network to the internet.
- 12dial up connectionsdisadvantage - slow running at only 56 kb
advantage- can use existing wires - 13broadbanddisadvantage- better reception and speeds dial up
advantage- wired so has to be on stationary computer. - 14wirelessadvantage - no fixed to a stationary computer .
disadvantage- needs to have wireless
internet available.
ad- can be used whenever wireless is available. - 15—bandwidth table
- 16httphyper text transfer
its a set of rules we handle on the web - 17httpssecure data
data in the webpage is scrambled - 18ftpfile transfer protocol.
an old protocol that was invented even before the web was born. - 19tcpbreaking data into packets. assembling the packets while they arrive.
- 20iphandling the routers of packets
- 21hyper links
- 22hyper linkslinks you will click on and will take you straight to the website
- 23web serverswebsites that are stored on web servers
- 24browserweb pages are accessed through browsers.
your browser reads the html code and displays the page. - 25url diagram
- 26urlprotocol tells you the browser.
domain name of website .
path points to specific web page - 27search engines
- 28client slideslide so things you search on like google
- 29search enginewebsites which allow users to search data on the internet
- 30server slidesearch internet for keywords.
- 31spider/web crawlerspiders search for websites with relevant websites with keywords
- 32indexconstantly updating the database
- 33databaseconstantly getting updated
- 34cccarbon copy
- 35bccblind carbon copy
- 36benefits of using emailsends instantly
- 37drawbacks of using emailu need internet and fast connection
- 38smtphandles sending simple email transfer
- 39imaphandles receiving
allows you to access email protocol - 40pop3also handles receiving
- 41webmailall your messages stay on the server
- 42email clientemails downloaded to client machine
- 43DATA
- 44B DESCRIPTION OF PACKET SWITCHINGPACKETS ARE BEING BROKEN DOWN AND ARE SENT TO A NEW NETWORK
- 45ADVANTAGES OF PACKET SWITCHINGITS VERY FAST
- 46DISADVANTAGESIF YOU HAVE SLOW WIFI IT WONT WORK
- 47CODECScodecs are compression technologies and have two components to compress files.
- 48simplexone direction at a time
- 49full duplexboth directions
- 50half duplexbut no simultaneous
- 51utpcontains pairs of copper wires twisted together
- 52co axialis solid copper wire with thick shielding
advantages reliable
disadvantage slow - 53fiber opticstrands of glass carries data as light
- 54infrareduse infrared light to transmit data that's very high frequency
- 55satelliteuse satellites in relay data in points on earth
good for very long distances - 56nicdevice using wireless network need an nic
network interface card - 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. - 58client sideexample for a client side is a roll over image on a device
advantage faster
disadvantage different browsers - 59server slideprocess web page data.
advantage the information does not need to be downloaded .
disadvantage more risks cause of security. - 60DATA BASEa data base a structured collection of data
- 61tablea table that stores data
- 62fieldcolumns in a table
- 63recorda record is one row
- 64primary keyis a special identifier
- 65textant kind of characters
- 66numbernumerical values
- 67data/timedates and times
- 68Booleanone of two values such as yes/ no or true/false
- 69data typesays what kind of data is gonna be stored
- 70relational databasemost databases need more than one table to store all the data.
- 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. - 72feature online and local databaseyou can only use it your area and the other on you use it around the world.
- 73dbms.database management system
- 74sqllanguage used by dbms to actually create and search a database.
- 75presencecheck to see if the data has entered the bank or not.
- 76rangecheck values are similar range
- 77formatcheck that the data has been required
- 78check digituse digits in a code to check the data.
- 79html tagsb=bald
i=italic text
p=paragraph
img= image
un=underline text - 80data
- 81data
- 82threatleaving your pc on when not in the same room
- 83opportunista company's network security can be breached
- 84virusmalicious programs
- 85malwarenames for other types of malicious- software
Información
- Descripción
- Fichas sobre isp, creado por Scott Davies el 07/12/2021.
- Creado por
- Scott Davies
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