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Collection of computers and hardware
Communicate while sharing hardware, software & data |
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| All network devices connected to a central device |
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| Central cable in which all networks connect to |
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| A number of different connections between network devices |
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| Different computers/devices for requesting and processing data |
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| Connecting via a network or the internet directly |
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Personal
Local
Metropolitan
Wide |
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| One after another along a single path |
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| One byte at a time, each bit takes a separate path |
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| Amount of data that can be transferred in a given time |
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| Data is transferred at the same time to everyone (lecture) |
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| Data is sent when it is ready to be sent (blog) |
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| Thin wire twisted together & coated in plastic |
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| Thick center wire, insulation, braided wire |
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Newest and fastest.
Hundreds of clear glass fiber strands |
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| Sent via cell phone towers |
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| High-frequencey radio signals that can send large quantities over long distances |
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| Orbits the Earth and relays signals over long distances |
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Short-keyboard/mouse
Medium-PC to network
Long-Provide internet or cable access |
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| Protocol for transferring data over the internet |
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| Hypertext Transfer Protocol (Web pages) |
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| Simple Mail Transfer Protocol (e-mail) |
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| Post Office Protocol (e-mail) |
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| (802.3) Standard for wired networks |
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| (802.11) Wireless networking |
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| Automatically uploads photos from camera to internet |
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| Able to switch carriers with SIM card |
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| Connect a computer to a network |
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| Connect a computer to a network over telephone lines |
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| Connect multiple networks |
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| Connects multiple devices on a wired network and sends data to only intended receiver |
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| U.S. network and then gave students access |
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Internet-Physical network
WWW-Collection of web pages |
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| IM, Texting, Tweeting, Social Networking site |
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| Small text files stored on hard drive from a web server |
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| One persons web page with short, updated entries |
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| Online financial transactions |
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"Quick"
Creating and editing collaborative web pages |
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| Fast, direct via cable lines |
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| CMU Help Desk-Data Driven Philosophy |
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| Computer Crime or Cybercrime |
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| Ant illegal act involving a computer |
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| Gains access to a computer, network, file, etc., without permission |
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| Using a computer resource for unauthorized activities |
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| PC controlled by a hacker |
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| A group of bots controlled by an individual and can work together |
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| Any type of malicious software |
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| A program installed w/o the user's knowledge and alters computer operations |
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| Attempting to flood a server so that it shuts down or can not handle requests |
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| Directed towards popular sites and carried out via multiple computers |
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| Theft of data or info. located on or being sent from a pc. |
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| Full Disk Encryption (FDE) |
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| Protects the data on an entire computer |
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| Unsolicited email sent to large groups of individuals at once |
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