CCNA Semester 1 - Chapter 5C
- 1. Networks are grouped on the following factors except:
A) ownership B) purpose C) geography D) pricing considerations
- 2. One of the major roles of the network layer is to provide a mechanism for addressing:
A) users B) domains C) applications D) hosts
- 3. Rather than having all existing network hosts connected to 1 network, it is more practical to group hosts into specific:
A) domains B) protocols C) vista registry-based accounts D) networks
- 4. Common issues with large networks involve the following except:
A) performance degradation B) price considerations C) address management D) security issues
- 5. Broadcasts are contained within a network. In this context, a network is also known as a broadcast
A) host B) application C) domain D) server
- 6. In the IP address 192.168.18.57, the first 3 octets identify the:
A) hosts B) network C) geography D) ports
- 7. In the IP address 192.168.18.57, the last octet identifies the:
A) geography B) host C) port D) network
- 8. The number of bits of an address used as the network portion is called the prefix:
A) port B) network C) host D) length
- 9. In IPv4, the information used by the router to forward data packets from one interface to another is the:
A) destination network address B) source MAC address C) destination MAC address D) source network address
- 10. During the encapsulation that takes place in the OSI Network layer, the information added is the source and destination:
A) source and destination application address B) source and destination PORT address C) source and destination MAC address D) IP address
- 11. The IP packet field used to prevent endless loops is the:
A) Quality of Service B) Type of Service C) Denial of Service D) Time To Live
- 12. Connection-less systems are faster because they fail to contact the destination before a _______ is sent.
A) packet B) user C) port D) server
- 13. Sometimes, default gateways have what number as their last IP address octet?
A) 1 B) 192 C) 255 D) 168
- 14. Routing information that is entered manually into the routing table is said to be:
A) dynamic B) stable C) static D) superior
- 15. If a router does not have the destination network for a packet in its routing table, the router might do what to that IP packet?
A) remember it B) refile it C) reconfigure it D) discard it
- 16. Two intermediary devices that can help implement security in a network are a router and a/an:
A) VOIP phone B) firewall C) norton D) kaspersky
- 17. To decrease broadcasts on a large network, a network admin can replace a lan switch with a:
A) blackberry B) VOIP phone C) router D) firewall
- 18. To decrease broadcasts on a large network, a network admin can expand the network by widening it in a process called:
A) routing B) firewalling C) subnetting D) gatewaying
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