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HARDWARE - L4
Basic Networking
| Question | Answer |
|---|---|
| where a message originates from or where it is received. | End Device(Host) |
| interconnects end devices. | Intermediary Device |
| Communication across a network is carried through a _______ which allows a message to travel from source to destination. | Medium |
| often called topology diagrams, use symbols to represent devices within the network. | Network diagrams |
| illustrate the physical location of intermediary devices and cable installation. | Physical topology diagrams |
| illustrate devices, ports, and the addressing scheme of the network. | Logical topology diagrams |
| connect a few computers to each other and the Internet | Small Home Networks |
| enables computer within a home or remote office to connect to a corporate network | Small Office/Home Office |
| many locations with hundreds or thousands of interconnected computers | Medium to Large Networks |
| connects hundreds of millions of computers world-wide such as the internet | World Wide Networks |
| is a network infrastructure that spans a small geographical area. | Local Area Network (LAN) |
| is a network infrastructure that spans a wide geographical area. | Wide Area Network (WAN) |
| is a worldwide collection of interconnected LANs and WANs. | internet |
| are connected to each other using WANs. | LANs |
| may use copper wires, fiber optic cables, and wireless transmissions. | WANs |
| The following groups were developed to help maintain structure on the internet: Internet Engineering Task Force | IETF |
| The following groups were developed to help maintain structure on the interne | ICANN |
| The following groups were developed to help maintain structure on the internet: Internet Architecture Board | IAB |
| is a private collection of LANs and WANs internal to an organization that is meant to be accessible only to the organizations members or others with authorization. | intranet |
| An organization might use an __________ to provide secure access to their network for individuals who work for a different organization that need access to their data on their network. | extranet |
| HSOIC: internet offered by cable television service providers | Cable |
| HSOIC: runs over a telephone line | DSL |
| HSOIC: Uses a cellphone network to connect to the internet | Cellular |
| HSOIC: Major benefit to rural areas without internet service providers | Satellite |
| HSOIC: an inexpensive, low bandwidth option using a modem | Dial-up Telephone |
| BIC: Dedicated Leased Line | Dedicated Leased Line |
| BIC: extends LAN access technology into the WAN | Ethernet WAN |
| BIC: | DSL |
| BIC: | Satellite |
| Corporate business connections that requires higher bandwidth, dedicated connections, managed services | Businesses Internet Connections |
| Before converged networks, an organization would have been separately cabled for telephone, video, and data. Each of these networks would use different technologies to carry the signal. | The Converging Network |
| Converged data networks carries? | Data Voice Video (DVV) |
| Refers to the technologies that support the infrastructure that moves data across the network | Network Architecture |
| network limits the impact of a failure by limiting the number of affected devices. | fault tolerant |
| network can expand quickly and easily to support new users and applications without impacting the performance of services to existing users. | scalable |
| is the primary mechanism used to ensure reliable delivery of content for all users. | Quality of Service (QoS) |
| Allows users to use their own devices giving them more opportunities and greater flexibility. | Bring Your Own Device (BYOD) |
| Network Trends: | Bring Your Own Device Collaborate Video Communication Cloud Computing |
| Available to the general public through a pay-per-use model or for free | Public Clouds |
| Intended for a specific organization or entity such as the government | •Private Clouds |
| Made up of two or more Cloud types – for example, part custom and part public. | Hybrid Clouds |
| Built to meet the needs of a specific industry, such as healthcare or media. | Custom Clouds |
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