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【单选题】
在 Windows7 系统中 , 选中对象后 , 能够向剪贴板中存入数据的操作是 : ( )
A.
按 Ctrl+Z 键
B.
按 Alt+Printscreen 键
C.
按 Insert 键
D.
按 Ctrl+V 键
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参考答案:
举一反三
【单选题】在频数分布直方图中,有 11个小长方形,若中间一个小长方形的面积等于其它10个小长方形面积的和的 1/4 ,且数据有 160个,则中间一组的频数为( ) A. 0.2 B. 0.25 C. 32 D. 40
A.
B.
C.
D.
D
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【单选题】室温时,将浓度和体积分别为 、 的NaOH溶液和 、 的 溶液相混合,下列关于该混合溶液的叙述错误的是
A.
若 ,则一定是
B.
在任何情况下都是
C.
当pH=7时,若 ,则一定是
D.
若 , ,则
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【单选题】若 ,则积分 =
A.
1
B.
2
C.
0
D.
-1
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【多选题】Refer to the exhibit. On the basis of the output generated by the show commands, which two statements are true?()
A.
Because it is configured as a trunk interface, interface gigabitethernet 0/1 does not appear in the show vlan output.
B.
VLAN 1 will not be encapsulated with an 802.1q header.
C.
There are no native VLANs configured on the trunk.
D.
VLAN 2 will not be encapsulated with an 802.1q header.
E.
All interfaces on the switch have been configured as access ports.
F.
Because it has not been assigned to any VLAN, interface gigabitethernet 0/1 does not appear in the show vlan output.
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【多选题】Refer to the exhibit. On the basis of the output generated by the show commands, which twostatements are true?()
A.
All interfaces on the switch have been configured as access ports
B.
Because it has not been assigned to any VLAN, interface gigabitethernet 0/1 does not appearin the show vlan output
C.
Because it is configured as a trunk interface, interface gigabitethernet 0/1 does not appear inthe show vlan output
D.
There are no native VLANs configured on the trunk
E.
VLAN 1 will not be encapsulated with an 802.1q header
F.
VLAN 2 will not be encapsulated with an 802.1q header
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【单选题】Who is Professor Ferguson?
A.
A guest.
B.
A speaker.
C.
A nominee.
D.
An advisor.
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【单选题】1 钻孔灌注桩属于( )。
A.
挤土桩
B.
部分挤土桩
C.
非挤土桩
D.
预制桩
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【判断题】有调中转车在站内进行技术作业的走行径路,视技术站车场配置情况的不同而异。
A.
正确
B.
错误
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【简答题】在图10.1. 7的双积分型ADC中,若输入信号∣vI∣>∣VREF∣,则会出现什么现象?
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【单选题】Who is the man?
A.
A guest.
B.
Mrs. Reed.
C.
Mr. Reed.
查看完整题目与答案
相关题目:
【单选题】在频数分布直方图中,有 11个小长方形,若中间一个小长方形的面积等于其它10个小长方形面积的和的 1/4 ,且数据有 160个,则中间一组的频数为( ) A. 0.2 B. 0.25 C. 32 D. 40
A.
B.
C.
D.
D
查看完整题目与答案
【单选题】室温时,将浓度和体积分别为 、 的NaOH溶液和 、 的 溶液相混合,下列关于该混合溶液的叙述错误的是
A.
若 ,则一定是
B.
在任何情况下都是
C.
当pH=7时,若 ,则一定是
D.
若 , ,则
查看完整题目与答案
【单选题】若 ,则积分 =
A.
1
B.
2
C.
0
D.
-1
查看完整题目与答案
【多选题】Refer to the exhibit. On the basis of the output generated by the show commands, which two statements are true?()
A.
Because it is configured as a trunk interface, interface gigabitethernet 0/1 does not appear in the show vlan output.
B.
VLAN 1 will not be encapsulated with an 802.1q header.
C.
There are no native VLANs configured on the trunk.
D.
VLAN 2 will not be encapsulated with an 802.1q header.
E.
All interfaces on the switch have been configured as access ports.
F.
Because it has not been assigned to any VLAN, interface gigabitethernet 0/1 does not appear in the show vlan output.
查看完整题目与答案
【多选题】Refer to the exhibit. On the basis of the output generated by the show commands, which twostatements are true?()
A.
All interfaces on the switch have been configured as access ports
B.
Because it has not been assigned to any VLAN, interface gigabitethernet 0/1 does not appearin the show vlan output
C.
Because it is configured as a trunk interface, interface gigabitethernet 0/1 does not appear inthe show vlan output
D.
There are no native VLANs configured on the trunk
E.
VLAN 1 will not be encapsulated with an 802.1q header
F.
VLAN 2 will not be encapsulated with an 802.1q header
查看完整题目与答案
【单选题】Who is Professor Ferguson?
A.
A guest.
B.
A speaker.
C.
A nominee.
D.
An advisor.
查看完整题目与答案
【单选题】1 钻孔灌注桩属于( )。
A.
挤土桩
B.
部分挤土桩
C.
非挤土桩
D.
预制桩
查看完整题目与答案
【判断题】有调中转车在站内进行技术作业的走行径路,视技术站车场配置情况的不同而异。
A.
正确
B.
错误
查看完整题目与答案
【简答题】在图10.1. 7的双积分型ADC中,若输入信号∣vI∣>∣VREF∣,则会出现什么现象?
查看完整题目与答案
【单选题】Who is the man?
A.
A guest.
B.
Mrs. Reed.
C.
Mr. Reed.
查看完整题目与答案
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