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Answer: B
When configuring router rip the networks are entered using classful notation (10.0.0.0, 172.16.0.0)
Chapter: 3
134. What are four ways network management can be simplified by using virtual LANs (VLAN's)?
Choose 4
A. VLAN's allow you to implement multilayer switching easily B. The VLAN can group several broadcast domains into multiple logical subnets
C. It is no longer necessary to install cables to move a user from one network to another.
D. Network adds, moves, and changes are achieved by configuring a port into the appropriate VLAN. E. A group of users needing high security can be put into a VLAN so that no users outside of that VLAN can
communicate with them
F. As a logical grouping of users, VLAN's can be considered independent from the physical or geographic locations
Answer: B, D, E, F A VLAN does not group broadcasts together (C ). VLANs certainly do not make multilayered switching
easier (A). The others are true concerning VLANS.
Chapter: 3
135. Switching methods include cut-through, store and forward, and a modified version of the first two methods. Which statement about switching methods is true?
A. The store and forward method has low latency.
B. the cut-through method of switching has high latency.
C. The modified version holds the packet in memory until 50 percent of the packet reaches the switch D. The modified version holds the packet in memory until the data portion of the packet reaches the switch
Answer: D
The store and forward method has a high latency (delay) because the entire frame is read before switching.
The cut-through has a low latency because only the destination address is read before switching. Answer D is correct so answer C can not be correct.
Chapter: 3
136. With one method for transmitting frames through a switch, the switch receives the complete frame and checks the frame CRC before forwarding the frame. What is this switch transmission method called?
A. CSMA/CD B. Full-duplex
C. cut-through
D. half-duplex E. fragmentation
F. store and forward