皮皮学，免费搜题
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【单选题】
,54岁。 既往身体健康,近半年来经常于体力活动后感整气、心慌,最近1发生夜间然需被迫坐起,以心源性呼吸困难”收人院。人院后为该病人吸氧,其氧流量宜为
A.
1-2L/min
B.
2～4/min
C.
4～6L/min
D.
6-8L/min
E.
8~10Lmin
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【单选题】创建一个3x3的数组，下列代码中错误的是
A.
np.arange(0,9).reshape(3,3)
B.
np.eye(3)
C.
np.random.random([3,3,3])
D.
np.mat("1  2  3;4  5  6;7  8  9")
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A.
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【单选题】Which IEEE mechanism is responsible for the authentication of devices when they attempt to connect to a local network?
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B.
802.11
C.
802.2x
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802.3x
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【单选题】创建一个3x3的数组,下列代码中错误是:
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np.arange(0,10).reshape(3,3)
B.
np.eye(3)
C.
np.zeros((3,3))
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【单选题】The authentication order configuration on your M120 includes the settings tacplus and radius (in that order), but does not include the password parameter. You attempt to log in to the device, but the ...
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The login attempt is rejected.
B.
The login attempt is automatically accepted after the authentication servers’ timeout value is reached, since there are no other authentication methods available.
C.
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D.
The M120 automatically tries authenticating locally on the device before using external authentication.
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【单选题】Which VoIP components can permit or deny a call attempt on the basis of a network’s available bandwidth？（）
A.
MCU
B.
Application server
C.
Gateway
D.
Gatekeeper
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【单选题】Which VoIP components can permit or deny a call attempt on the basis of a network’s available bandwidth？（）
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MCU
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Application server
C.
Gateway
D.
Gatekeeper
查看完整题目与答案