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单选题
A distribution area provides an aggregation point for which components?（）
A
edge devices
B
aggregation switches
C
core devices
D
access-area switches
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单选题Which issue or set of issues does the Lightweight Access Point Protocol （LWAPP） address？（）A
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单选题Which of these recommended designs provides the highest availability?（）A
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Reduces total cost of ownership
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单选题Which of these recommended designs provides the highest availability？（）A
map the Layer 2 VLAN number to the Layer 3 subnetB
control route propagation to edge switches using distribute listsC
use a Layer 2 distribution interconnection link with HSRP or GLBPD
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use equal-cost Layer 3 load balancing on all links to limit the scope of queries in EIGRP
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fish trap areaB
pipelineC
demarcation lineD
cable area
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单选题At 0900，you take the following radar ranges: Watch Hill Point 5.4 miles; Block Island Grace Point 8.3 miles. Which statement is TRUE? （）A
You are within 3 nautical miles of the coastB
The bottom in the area is sand and gravelC
The fix is indeterminateD
You are governed by the Inland Rules
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单选题Which statement about data center access layer design modes is correct？（）A
The access layer is the first oversubscription point in a data center design.B
When using a Layer 2 loop-free design， VLANs are extended into the aggregation layer.C
When using a Layer 2 looped design， VLANs are not extended into the aggregation layer.D
When using a Layer 3 design， stateful services requiring Layer 2 connectivity are provisionedfrom the aggregation layer.E
The data center access layer provides the physical-level connections to the server resourcesand only operates at Layer 3.
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