皮皮学,免费搜题
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搜题
【单选题】
容易潮解的药品是
A.
疫苗
B.
酒精
C.
氨茶碱、维生素C
D.
酵母片
E.
青霉素、红霉素
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举一反三
【多选题】Layer 2 switching provides which of the following? (Choose four.)
A.
Hardware-based bridging (ASIC)
B.
Wire speed
C.
Low latency
D.
Low cost
E.
Routing
F.
WAN services
【多选题】What are the three distinct functions of layer 2 switching that increase available bandwidth on the network? (Choose three.)
A.
Address learning
B.
Routing
C.
Forwarding and filtering
D.
Creating network loops
E.
Loop avoidance
F.
IP addressing
【单选题】“《资本论》是工人阶级的圣经。”这句话出自哪里?()
A.
亚当斯密
B.
马克思
C.
恩格斯
D.
列宁
【单选题】Company uses layer 3 switches in the Core of their network. Which method of Layer 3 switching  uses a forwarding information base (FIB)?()
A.
Topology-based switching
B.
Demand-based switching
C.
Route caching
D.
Flow-based switching
E.
None of the other alternatives apply
【单选题】数控车床所选择的夹具应满足安装调试方便、钢性好、( )高、 使用寿命长有求。
A.
可加工性
B.
粗糙度
C.
精度
D.
机械性能
【单选题】数控车床所选择的夹具应满足安装调试方便、钢性好、()高、使用寿命长等要求。
A.
可加工性
B.
粗糙度
C.
精度
D.
机械性能
【单选题】In comparison with traditional Layer 2 and Layer 3 system, Cisco Catalyst 6500 Virtual Switching System (VSS) 1440 simplifies a network by the means of:()
A.
providing loop-free technology.
B.
providing HSRP/VRRP.
C.
managing additional routing peers.
D.
managing two nodes and configuration.
【简答题】继电接触控制系统中,有些电路为什么必须要互锁,试举一例?
【单选题】“《资本论》是工人阶级的圣经。”这句话出自()
A.
马克思
B.
恩格斯
C.
列宁
D.
亚当斯密
【多选题】Layer 2 switching provides which of the following? (Choose two options.)
A.
Hardware-based bridging (MAC)
B.
Wire speed
C.
High latency
D.
High cost
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