CCNA Semester 1 - Chapter 5C
- 1. Networks are grouped on the following factors except:
A) purpose
B) pricing considerations
C) ownership
D) geography
- 2. One of the major roles of the network layer is to provide a mechanism for addressing:
A) domains
B) users
C) hosts
D) applications
- 3. Rather than having all existing network hosts connected to 1 network, it is more practical to group hosts into specific:
A) domains
B) networks
C) protocols
D) vista registry-based accounts
- 4. Common issues with large networks involve the following except:
A) price considerations
B) address management
C) security issues
D) performance degradation
- 5. Broadcasts are contained within a network. In this context, a network is also known as a broadcast
A) domain
B) application
C) server
D) host
- 6. In the IP address 192.168.18.57, the first 3 octets identify the:
A) network
B) geography
C) hosts
D) ports
- 7. In the IP address 192.168.18.57, the last octet identifies the:
A) port
B) geography
C) network
D) host
- 8. The number of bits of an address used as the network portion is called the prefix:
A) host
B) length
C) port
D) network
- 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) destination MAC address
C) source 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 MAC address
C) IP address
D) source and destination PORT address
- 11. The IP packet field used to prevent endless loops is the:
A) Type of Service
B) Time To Live
C) Quality of Service
D) Denial of Service
- 12. Connection-less systems are faster because they fail to contact the destination before a _______ is sent.
A) user
B) packet
C) port
D) server
- 13. Sometimes, default gateways have what number as their last IP address octet?
A) 255
B) 192
C) 168
D) 1
- 14. Routing information that is entered manually into the routing table is said to be:
A) dynamic
B) static
C) stable
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) reconfigure it
B) discard it
C) refile it
D) remember it
- 16. Two intermediary devices that can help implement security in a network are a router and a/an:
A) firewall
B) norton
C) VOIP phone
D) kaspersky
- 17. To decrease broadcasts on a large network, a network admin can replace a lan switch with a:
A) blackberry
B) router
C) VOIP phone
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) gatewaying
B) routing
C) subnetting
D) firewalling
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