搜题

【单选题】

The productivity of working shifts can be improved through a decrease of（）.

A、working hours

B、gangs

C、idle time

D、weight per set

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第1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2题

[单选题] The designations A，B，C，D and E grades of cargo refer to the（）.

A、degrees of quality of petroleum products B、flash point range and Reid vapor pressure index of petroleum products C、grades of crude oil D、pour point，color，and viscosity index of petroleum products

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第3题

[单选题] When does the warranty of the XIV Storage System start? （）

A、when the order is placed B、when the product is shipped C、when the product is delivered D、when the product is installed

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第4题

[单选题] Production of mechanical foam by a portable in-line foam proportioner（）.

A、increases the size of foam bubbles formed B、increases the rate of foam production C、improves the extinguishing properties of foam D、gives the nozzleman more freedom of movement，since it can be placed anywhere in the hose line

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第5题

[单选题] You are developing a product search page named Search.aspx for Web application that will be integrated into Certkiller .com's existing e-Commerce Web site. The Search.aspx page allows customers search for products that match specific criteria. Once a product is located, you want an image of the product to be displayed. You want to use an Image control to display the image. You want to configure the Image control to display a description of the image if the image cannot be displayed in the customer's Web browser. What should you do?（）

A、Set the ToolTip property of the Image control. B、Set the ImageUrl property of the Image control. C、Set the AlternateText property of the Image control. D、Set the DescriptionUrl property of the Image control.

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第6题

[单选题] In the production of freshwater from seawater through a process of heating and cooling, the cooling phase of production is usually called （）.

A、evaporation B、distillation C、dehydration D、condensation

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第7题

[填空题] The emphasis of the product perspective on grammar is on the component parts of the language system, divided up into separate forms. Each form is the（）of the grammarian’s analysis.

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第8题

[] You are responsible for administering the Production OU. You are assigned the Allow - Full Control permission for the OU. All computer objects in the Production OU are administered by another administrator named Tom. The Production OU contains the computer account for a Windows Server 2003 computer named Testking1. Tom submits a list of configuration settings that he wants to apply to Testking1 by means of a Group Policy object (GPO). A GPO that contains Tom's required settings is created in another OU by the domain administrator. You only want to allow Tom to link existing GPOs to the Production OU. He must not have any more rights than he needs to perform the required tasks. What should you do?（） You are responsible for administering the Production OU. You are assigned the Allow - Full Control permission for the OU. All computer objects in the Production OU are administered by another administrator named Tom. The Production OU contains the computer acco

A、A. Add Tom's user account to the Group Policy Creator Owners group in the domain. B、B. Run the Delegation of Control Wizard and assign Tom's user account the Allow - Manage group policy links permission for the Production OU. C、C. Run the Delegation of Control wizard and assign Tom's user account the Allow - Change permission for the Production OU. D、D. Run the Delegation of Control wizard and assign Tom's user account the Allow - Apply group policy permission for all GPOs that are linked to the Production OU.

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第9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. You need to ensure that changes to ProductList are automatically reflected in the ListBox control. What should you do? （）

A、 Implement the INotifyPropertyChanged interface in the Product class. B、 Implement the IQueryable<Product> interface in the ProductList class. C、 Extend the DependencyObject class in the Product class. D、Extend the ObservableCollection<Product> class in the ProductList class.

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第10题

[单选题] The latest version of a licensed product is already installed. Which of the following methods is most appropriate to load an older version of a licensed program product over the latest version?（）

A、Install the older version with a Force Overwrite option B、An older version cannot be installed if a newer version is installed C、Use the Reject option on the committed newer version that is installed D、Using the lppdiff command, capture the names of the newer filesets for the product, then remove them using this listing as input to the installp command

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