- 1. To direct data packets from one router to the next, the receiving router uses the _______ _______ ________ of the data packet.
A) destination domain name
B) destination network address
C) destination port number
D) destination application type
- 2. During its passage through the Network Layer, data packets received a source and destination __________ address.
A) Port
B) Protocol
C) IP
D) MAC
- 3. To say that a system is connection-LESS, is to say that the source does NOT contact the ____________ before a packet is sent.
A) destination
B) domain
C) router
D) application
- 4. To prevent endless loops, where a packet will continue to travel in a network, the IP packet field that helps prevent these situations is the ________.
A) Type-of-Service
B) Time-to-Live
C) Quality-of-Service
D) Denial-of-Service
- 5. To forward packets from source to destination, the router uses the _____________ portion of the IP address.
A) 32-bit
B) network
C) octet
D) host
- 6. In a network with IP address 192.001.210.0 the default gateway address would most likely be _____-_____-_____-_____ ?
A) 192.001.210.255
B) 192.001.210.000
C) 192.001.210.254
D) 192.001.210.1
- 7. As you saw in one of the Packet Tracer labs, if a host's default gateway is not properly configured, it will be able to communicate with other hosts on the network but unable to communicate with:
A) hosts on remote domains
B) hosts on remote Vista computers
C) hosts on remote networks
D) hosts on remote XP computers
- 8. Default "GATEWAYS" are said to be responsible for mainly 2 things: stop domain broadcasts from leaving the LAN and:
A) allow DHCP to freely provide and administer IP addresses
B) allow devices on the LAN to communicate with devices on other LANS
C) allow printers to be shared within the LAN
D) allow DNS and HTTP to provide and administer host name resolutions and Web Pages
- 9. If a Cisco-certified network associate enters information into a router by hand, the type of routing is said to be:
A) exterior
B) static
C) interior
D) dynamic
- 10. If a router receives a data packet, and the destination information for that packet is not in its routing tables, the router will either: route the packet forward out the interface indicated by the default route entry, or:
A) send numerous ARPs on the LAN
B) send the packet to the network domain
C) drop the packet
D) return the packet to the sending host
- 11. The Routing Table Entries in a router have the ______________ for incoming packets.
A) printer-destination address
B) user-domain tables
C) mac addresses for all network devices
D) next-hop address
- 12. In a LAN, two devices that best lend themselves to implement security are: a Firewall, and a?
A) Server
B) Router
C) Switch
D) Hub
- 13. A common problem with a large LAN is reduced ____________.
A) performance
B) domains
C) servers
D) printers
- 14. A common problem with a large LAN is poor ____________.
A) servers
B) domains
C) security
D) printers
- 15. A common problem with a large LAN is poor host ____________.
A) issues
B) domains
C) identification
D) control
- 16. Cisco recommends that a large LAN be broken up when it reaches _____ hosts.
A) 500
B) 1000
C) 100
D) 5000
- 17. The #1 responsibility of a Router is to stop domain broadcasts in a LAN. It can then be said that Routers act as a _____________ between domain broadcasts.
A) ports
B) devices
C) repeaters
D) boundaries
- 18. To find out how many broadcast domains exist in a network, it is best to simply count the number of ______ in that network, not the number of gateways as one gateway can manage more than 1 LAN.
A) devices
B) printers
C) users
D) LANS
- 19. If a host (192.168.1.60) sends a data packet to another host (192.168.1.61) on the same LAN, the gateway forwards the packet to the destination __________.
A) host
B) network
C) user
D) gateway
- 20. The following are 3 key factors to consider when grouping hosts into LANs except:
A) ownership of the LANS
B) location/geography of the LANs
C) purpose of the LANs
D) price of gateways in the LANS
- 21. If a router receives a data packet for which it lacks a destination network address in its routing table, it will send the packet to a NEXT-HOP ROUTER as long as a default __________ has been enabled.
A) route
B) server
C) application
D) user
- 22. By entering the "netstat -r" command at a command prompt, a user can see the routing table for a host device. The address used to determine where all hosts packets destined for an outside network would be under which routing table entry title?
A) netmask
B) metric
C) network destination
D) gateway
- 23. To decrease broadcasts in a LAN, a network administrator would divide that LAN into smaller LANS. Division of LANS requires that a router be used to replace a switch joining the LANS and it also requires that the network be:
A) replaced
B) subnetted
C) disabled
D) displaced
- 24. Dynamic Routing Protocols provide routers with Up-to-Date __________ ___________.
A) routing protocols
B) routing hosts
C) routing tables
D) routing devices
- 25. Dynamic Routing Protocols help routers exchange route information, but they also consume a lot of:
A) money
B) time
C) bandwidth
D) support
- 26. Default Routes in a host is information used by the host to send data packets outside the LAN when no other route to the destination ______________.
A) is dynamically assigned
B) exists
C) is renovated
D) is made
- 27. The main reason why IPv6 will eventually be used over IPv4 is that IPv6 will provide additional:
A) IP Servers
B) IP Addresses
C) IPv6 Certifications
D) IP Protocols
- 28. When comparing protocols in Layers 3 and 4 of the OSI Model, many say that the IP protocol is most similar to:
A) SMTP
B) POP
C) TCP
D) UDP
- 29. When purchasing and installing a new intermediary device, a Router for example, it is recommended that the administrator immediately changes the __________ username and password.
A) given
B) standard
C) default
D) automatic
- 30. To view the MAC address of a Network Interface Card on a host, the addition to the "ipconfig" command would be:
A) /mac
B) /all
C) /release
D) /-r
|