1. Which protocol provides connectionless network layer services?
- IP
- TCP
- UDP
- OSI
2. Which protocol is connectionless?
- TCP
- UDP
- FTP
- SMTP
3. Which part of a network layer address does the router use during path determination?
- The host address
- The router address
- The server address
- The network address
4. Which network layer device can separate a network into different broadcast domains?
- hub
- bridge
- switch
- router
5. What network layer problem is avoided or reduced by using consistent end-to-end addressing?
- Reduces chance of infinite loops.
- Avoids split horizons.
- Reduces unnecessary broadcasts.
- Reduces count to infinity problems.
6. What commands can be used to view a hosts routing table? (Choose two.)
- ipconfig /all
- netstat -r
- ping
- route PRINT
- telnet
7. What are three pieces of information about a route are contained in a routing table? (Choose three.)
- next-hop
- source host address
- metric
- destination network address
- last-hop
- default gateway
8. What kinds of problems are caused by excessive broadcasts traffic on a network segment? (Choose three.)
- consumes network bandwidth
- increases overhead on network
- requires complex address schemes
- interrupts other host functions
- divides networks based on ownership
- advanced hardware required
9. What are the key factors to consider when grouping hosts into a common network? (Choose three.)
- gateways
- purpose
- physical addressing
- software version
- geographic location
- ownership