Chapter 7 Flashcards
(39 cards)
Network Categories
LAN, WAN, MAN
Network Providers
ISP, NSP, RSP
Network Protocols
TCP/IP, DNS, DHCP
Network Access Technologies
DSL, Cable Modem, Broadband
Network Convenience
voIP, UC, IPTV
LAN
Local area network
MAN
Metropolitan area network (campus or city)
WAN
Wide area network (state)
The Internet is an example of which network?
WAN
What is bandwidth measure in terms of?
Bit rate or data rate
Define broadband
A high-speed Internet connection that is always connected
What does IEEE stand for?
The Institute of Electrical and Electronics Engineers
Define protocol
A standard that specifies the format of data and the rules to be followed during data transmission
What provides the technical foundation for the public Internet?
Transmission control protocol/Internet protocol (TCP/IP)
What is an IP address?
A unique number that identifies where computers are located on the network
What is an IPv4 address composed of?
Four numbers separated by a dot
163.11.75.44 ->www.cedarville.edu
What does TCP do?
Verifies the correct delivery of data
What does IP do?
Verifies the data are sent to the correct IP address
What organization manages domain names?
ICANN: Internet Corporate for Assigning Names and Numbers
Define convergence
The efficient coexistence of telephone, video, and data communication within a single network
What is an intranet?
A restricted network that relies on Internet technologies for company to share information and to support the business process. It is protected by security measure and provides a central location for company-related info
What are the benefits of a connected world
Shared physical resources Shared data Providing e-business opportunities Reducing travel
What are the problems of a connected world?
Social, ethical, political issues
Security
What is an SSL certificate?
Secure Sockets Layer, a standard security technology for establishing an encrypted link between a web server and a browser, ensuring that all data passed between them remain private
