You work as an application developer at Certkiller .com. You have been given the responsibility of creating a class named CalcSalary that will determine the salaries of Certkiller .com’s staff. The CalcSalary class includes methods to increment and decrement staff salaries. The following code is included in the CalcSalary class： public class CalcSalary { // for promotions public static bool IncrementSalary （Employee Emp， double Amount） { if （Emp.Status == QuarterlyReview.AboveGoals） Emp.Salary += Amount； return true； } else return false； } //for demotions public static bool DecrementSalary （Employee Emp， double Amount） { if （Emp.Status == QuarterlyReview.AboveGoals） Emp.Salary -= Amount； return true； } else return false； } } You would like to invoke the IncrementSalary and DecrementSalary methods dynamically at runtime from the sales manager application， and decide to create a delegate named SalaryDelegate to invoke them. You need to ensure that you use the appropriate code to declare the SalaryDelegate delegate.What is the correct line of code？（） public delegate bool Salary （Employee Emp， double Amount）；。 public bool Salary （Employee Emp， double Amount）；。 public event bool Salary （Employee Emp， double Amount）；。 public delegate void Salary （Employee Emp， double Amount）；。
You create an ASP.NET MVC 2 Web application that contains the following controller class. In the Views folder of your application, you add a view page named Index.aspx that includes the following @ Page directive. You test the application with a browser.You receive the following error message when the Index method is invoked: "The view 'Index' or its master was not found." You need to resolve the error so that the new view is displayed when the Index method is invoked.What should you do?（） Change the name of the Index.aspx file to Product.aspx.。 Create a folder named Product inside the Views folder. Move Index.aspx to the Product folder.。 Replace the @ Page directive in Index.aspx with the following value.
。 Modify the Index method by changing its signature to the following：public ActionResult Index（Product p）。
试述托达罗人口迁移模型的内容及其在解决发展中国家就业问题上的政策含义。
某企业耗用乙材料全年为25000元，该企业购进原材料的在途日数为7天，间隔日数15天，供应间隔系数60%，保险日数3天。试求乙材料资金最低占用额。
最适pH
矿井井下工作水泵的能力，应能在（）小时内排出矿井24小时的正常涌水量（包括充填水及其他用水）。
