7432302
Description
Flashcards by Michael Lullo, updated more than 1 year ago
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Created by Michael Lullo
almost 8 years ago
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| Question | Answer |
| WAN? | Wide Area Network |
| LAN? | Local Area Network |
| ISP? | Internet Service Protocol |
| DNS? | Domain Name Server |
| FTP? | File Transfer Protocol |
| What is a Domain Name Server (DNS)? | They maintain a directory of domain names and translate them to Internet Protocol (IP) addresses |
| What is the File Transfer Protocol? | The File Transfer Protocol (FTP) is a standard network protocol used to transfer computer files between a client and server on a computer network |
| What is Star topology? | A network configuration where nodes are added in a modular fashion to a central routing device |
| What is a "fault tolerant" system? | Fault tolerance is the property that enables a system to continue operating properly in the event of the failure of (or one or more faults within) some of its components. |
| Is Star topology a fault tolerant system? | Yes |
| What is a Network Interface Controller (NIC)? | Hardware that connects nodes to a network wired or wireless. -Unique MAC address - user defined IP Address |
| What is a Media Access Control (MAC) address? | A media access control address (MAC address) of a computer is a unique identifier assigned to network interfaces for communications at the data link layer of a network segment. |
| These two protocols are used for regulating low level data transmission in LANs. | Ethernet and WiFi |
| Define switching. | Using a device to direct network traffic between nodes. |
| Define an access point, in relation to the concept of Switching. | A wireless hub, broadcasting incoming signals to all wireless nodes |
| With regards to Switching, what is Infrastructure mode? | Switching with WiFi and with and Access point. |
| With regards to Switching, what is Ad Hoc mode? | Node to Node WiFi switching. |
| What is a repeater? | Used to prevent signal degradation and extend signal distance. -Typically built into Ethernet switches and WiFi range extenders |
| What is a router used for? | Typically used to connect nodes/computers/LANs to the internet |
| What is a modem? | "Modulator/Demodulator" - Converts LAN traffic into a signal suitable for transmission to and from ISP |
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