What three types of wiring are used to reduce interference form noise?
What will be an ideal response?
There are three forms of wiring that help reduce interference from electrical noise, these are
namely:
? Unshielded Twisted Pair (UTP)
? Coaxial Cable
? Shielded Twisted Pair (STP)
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Produce use case diagrams and a set of associated sequence diagrams for the University Accommodation Office case study documented in Appendix B.1.
What will be an ideal response?
In which layer does a router operate?
A. Network Access B. Internetwork C. Transport D. Application
A network administrator is troubleshooting a connectivity problem between a PC and a remote site. An ICMP trace route reveals that after several hops, addresses start repeating and TTL exceeded messages are returned. Which of the following problems is the cause?
A. A switching loop B. An ARP problem C. A routing loop D. A DNS problem
Which two devices are needed when a digital leased line is used to provide a connection between the customer and the service provider? (Choose two.)
A. dialup modem B. access server C. DSU D. CSU E. Layer 2 switch