- 1. Networks are grouped on the following factors except:
A) geography
B) pricing considerations
C) purpose
D) ownership
- 2. One of the major roles of the network layer is to provide a mechanism for addressing:
A) users
B) applications
C) hosts
D) domains
- 3. Rather than having all existing network hosts connected to 1 network, it is more practical to group hosts into specific:
A) vista registry-based accounts
B) domains
C) networks
D) protocols
- 4. Common issues with large networks involve the following except:
A) address management
B) performance degradation
C) security issues
D) price considerations
- 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) geography
B) ports
C) network
D) hosts
- 7. In the IP address 192.168.18.57, the last octet identifies the:
A) port
B) host
C) network
D) geography
- 8. The number of bits of an address used as the network portion is called the prefix:
A) host
B) length
C) network
D) port
- 9. In IPv4, the information used by the router to forward data packets from one interface to another is the:
A) destination MAC address
B) source network address
C) source MAC address
D) destination network address
- 10. During the encapsulation that takes place in the OSI Network layer, the information added is the source and destination:
A) IP address
B) source and destination PORT address
C) source and destination application address
D) source and destination MAC address
- 11. The IP packet field used to prevent endless loops is the:
A) Denial of Service
B) Quality of Service
C) Time To Live
D) Type of Service
- 12. Connection-less systems are faster because they fail to contact the destination before a _______ is sent.
A) user
B) port
C) packet
D) server
- 13. Sometimes, default gateways have what number as their last IP address octet?
A) 192
B) 1
C) 168
D) 255
- 14. Routing information that is entered manually into the routing table is said to be:
A) superior
B) stable
C) static
D) dynamic
- 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) reconfigure it
B) discard it
C) remember it
D) refile it
- 16. Two intermediary devices that can help implement security in a network are a router and a/an:
A) kaspersky
B) norton
C) VOIP phone
D) firewall
- 17. To decrease broadcasts on a large network, a network admin can replace a lan switch with a:
A) VOIP phone
B) firewall
C) router
D) blackberry
- 18. To decrease broadcasts on a large network, a network admin can expand the network by widening it in a process called:
A) firewalling
B) gatewaying
C) subnetting
D) routing
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