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computer exam 1
uco deboard
24
Computer Science
Undergraduate 4
02/19/2014
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Term
computer system (5 parts)
 Definition
Input Unit
Output Unit
CPU
Memory
Storage
Term
Parts of the CPU
 Definition
control unit
AL/U = arithmetic to get unit
registers = high speed memory
Term
RAM
 Definition
random access memory
Term
ROM
 Definition
read only memory
Term
LAN
 Definition
local area network
Term
MAN
 Definition
metropolitian area network
Term
WAN
 Definition
wide area network
Term
bandwidth
 Definition
# of different frequencies the "wire" can handle
Term
AM
 Definition
amplitude modulation
Term
FM
 Definition
frequency modulation
Term
URL
 Definition
universal resource locator
Term
HTML
 Definition
hyper text markup language
Term
HTTP
 Definition
hyper text transfer protocol
Term
TCP
 Definition
transport central protocol
Term
IP
 Definition
interweb protocol
Term
who created www
 Definition
Tim Berners Lee
Term
what was the first graphical browser
 Definition
Mosaic by Marc Andreesen
Term
top level domain
 Definition
www.youtube.com
Term
sub domain
 Definition
www.brat.youtube.com
Term
Hubs
 Definition
receive signals and rebroadcast them to all devices on the network
Term
switches
 Definition
similar to hubs but more efficient because they only transmit data to the device it is allowed to
Term
bridges
 Definition
conncect two different networks
Term
routers
 Definition
move data between networks
Term
what do spiders do
 Definition
crawl web
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