CCNA Semester 1 - Chapter 5C
  • 1. Networks are grouped on the following factors except:
A) pricing considerations
B) ownership
C) geography
D) purpose
  • 2. One of the major roles of the network layer is to provide a mechanism for addressing:
A) users
B) hosts
C) domains
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) protocols
C) networks
D) vista registry-based accounts
  • 4. Common issues with large networks involve the following except:
A) address management
B) price considerations
C) performance degradation
D) security issues
  • 5. Broadcasts are contained within a network. In this context, a network is also known as a broadcast
A) application
B) server
C) host
D) domain
  • 6. In the IP address 192.168.18.57, the first 3 octets identify the:
A) network
B) ports
C) hosts
D) geography
  • 7. In the IP address 192.168.18.57, the last octet identifies the:
A) host
B) port
C) network
D) geography
  • 8. The number of bits of an address used as the network portion is called the prefix:
A) host
B) port
C) network
D) length
  • 9. In IPv4, the information used by the router to forward data packets from one interface to another is the:
A) source network address
B) source MAC address
C) destination network address
D) destination MAC 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 MAC address
C) source and destination PORT address
D) source and destination application address
  • 11. The IP packet field used to prevent endless loops is the:
A) Time To Live
B) Denial of Service
C) Quality of Service
D) Type of Service
  • 12. Connection-less systems are faster because they fail to contact the destination before a _______ is sent.
A) packet
B) port
C) server
D) user
  • 13. Sometimes, default gateways have what number as their last IP address octet?
A) 1
B) 168
C) 255
D) 192
  • 14. Routing information that is entered manually into the routing table is said to be:
A) static
B) superior
C) dynamic
D) stable
  • 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) discard it
B) remember it
C) reconfigure it
D) refile it
  • 16. Two intermediary devices that can help implement security in a network are a router and a/an:
A) VOIP phone
B) norton
C) kaspersky
D) firewall
  • 17. To decrease broadcasts on a large network, a network admin can replace a lan switch with a:
A) VOIP phone
B) blackberry
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) subnetting
B) gatewaying
C) firewalling
D) routing
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