Lesson 1: Introduction to Computer Networks Flashcards
Application Layer
Interacts with application programs that incorporate a communication component such as your Internet browser and email
Bus Topology
The computers share the media (coaxial cable) for data transmission
CSMA/CD
The Ethernet LAN media-access method, carrier sense multiple access with collision detection
Data Link Layer
Handles error recovery, flow control (synchronization), and sequencing
Deterministic
Access to the network is provided at fixed time intervals
Firewall Protection
Used to prevent unauthorized access to your network
Frame
Provides grouping of the information for transmission
Host Number (or Host Address)
The portion of the IP address that defines the location of the networking device connected to the network; also called the host address
Hotspots
A limited geographic area that provides wireless access for the public
Hub
Broadcasts the data it receives to all devices connected to its ports
IANA
The agency that assigns IP addresses to computer networks
IEEE
Institute of Electrical and Electronics Engineers, one of the major standards-setting bodies for technological development
Intranet
An internal network that provides file and resource sharing but is not accessed from the Internet
IP Internetwork
A network that uses IP addressing for identifying devices connected to the network
ipconfig /all
Enables the MAC address information to be displayed from the command prompt
ISP
Internet service provider
Link Integrity Test
Protocol used to verify that a communication link between two Ethernet devices has been established
Local Area Network (LAN)
Network of users that share computer resources in a limited area