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semester note
| Question | Answer |
|---|---|
| What are the different types of physical network typologies? | star ,mesh ,token bus ,token ring |
| What type of cables are used on each of the different types of physical topological? | Token bus - coaxial cable token ring - twisted cable mesh - Ethernet star - Ethernet |
| What are the different types of virtual network topological? | LAN man wan |
| What virtual typologies use which types of physical devices? | Star typologies uses switches and it is linked with LAN mesh typologies uses Ethernet cables and routers and is linked with and Wan |
| What can cause each of these physical typologies to fail? | line break switch fails router fails |
| Which network device connects LAN's to other LAN's? | routers connect LAN's to LAN's |
| Which network device breaks a LAN into multiple collision domains? | - switches |
| What is a gateway? | A router that allows you to connect a different network with a different network protocol |
| What are the different types of partitions? | Active - primary - extended system |
| What are the different types of volumes? | simple spanned striped |
| what are the two types of disks? | Basic and Dynamic |
| What are the different file systems (formats) that we talked about? | FAT 64 NTFS FAT 64 ex-fat |
| What is the purpose of a graphics card? | Processing graphics |
| What other computer component functions the same as a graphics card? | Processor functions the same as the graphics card |
| How do we link graphics card and the processor together | Bridge |
| What type of bus does a modern graphics card go into? | PCIe 3.0 x16 |
| What is CSMA/CD? | Carrier Sense Multiple Access with Collision Detection - this is a fancy name for ethernet |
| What is IEEE? | Institute of Electrical and Electronics Engineering |
| What are the layers of the OSI model? | Application Presentation Session Transport Network Data-link Physical |
| Application | Message |
| Presentation | Message |
| Session | Message |
| Transport | Message segment |
| Network | Packets and Data-grams |
| Datalink | Frames |
| Physical | Bits |
| FCS Trailer | Part of the data link layer |
| IP Header | Part of the network layer |
| LAN | Local area network |
| MAN | Metropolitan area network |
| WAN | wide are network |