搜题

【单选题】

The mode of control employed by an alarm circuit is a （）

A、two position control

B、signal speed floating control

C、proportional speed floating control

D、reset control

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更多“The mode of control employed by an alarm circuit is a （）”相关的问题

第1题

[单选题] The control mode where the position of the final control element has a linear relationship with the position or value of the controller, variable is known as（）

A、two position control B、proportion control C、reset control D、rate control

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第2题

[单选题] You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You add a ListBox control to the application. The ListBox control is data-bound to an instance of a custom collection class of the Product objects named ProductList. The number of items of the data-bound collection is fixed. However, users can modify the properties of each of the Product objects in the collection. You need to ensure that changes made on the Product objects are automatically reflected in the ListBox control. What should you do?（）

A、Implement the INotifyPropertyChanged interface in the Product class. B、Implement the INotifyCollectionChanged interface in the ProductList class. C、Set the Mode property of the Binding object of the ListBox control to TwoWay. D、 Set the UpdateSourceTrigger property of the Binding object of the ListBox control to PropertyChanged.

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第3题

[单选题] The Cisco 521 Wireless Express Access Point used in the Smart Business Communications System can be configured to operate in which mode?（）

A、controller-based mode only B、either standalone mode or controller-based mode C、standalone mode only

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第4题

[单选题] ‘Offset’ is an inherent characteristic of which of the follow types of control modes?（）

A、Tow position B、Proportional C、Reset D、Rate

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第5题

[单选题] If it is properly deployed， a controller-based access point is capable of monitoring all VLANs on a networkwhen you select which of the following modes from the AP Mode drop-down menu on the controller？（）

A、Monitor B、Rogue Detector C、Sniffer D、Mirror

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第6题

[] If it is properly deployed， a controller-based access point is capable of monitoring all vlans on a network when you select which of the following modes from the ap mode drop-down menu on the controller？（）

A、A.mirror B、B.rogue detector C、C.sniffer D、D.monitor

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第7题

[单选题] If it is properly deployed， a controller-based access point is capable of monitoring all VLANs on anetwork when you select which of the following modes from the AP Mode drop-down menu onthe controller？（）

A、Monitor B、Rogue Detector C、Sniffer D、Mirror

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第8题

[多选题] Which two database operations can be performed at the MOUNT stage of database startup？（）

A、renaming of data files B、dropping the database user C、renaming of control files D、multiplexing of control files E、configuring the database in ARCHIVELOG mode

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第9题

[] The control mode in which the final control element is moved from one of two flexed positions to the other is known as （）.

A、A.dead band action B、B.neutral zone action C、C.range D、D.on-off action

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