题目内容

You create a serviced component named StockQuote that implements the IStockQuote interface. The StockQuote class includes the following code segment:Public Class StockQuoteInherits ServicedComponent Implements IStockQuote Public Function GetQuote(stock as Ticker) as Price Implements IStockQuote.GetQuote 'Implementation code goes here.End Function End ClassYou want to secure StockQuote so that it can only be accessed by users in the Customers and Managers roles.Which actions should you take?(Each correct answer presents part of the solution. Choose two)

2021-12-25

A.To the StockQuote class, add the following attribute:

B.To the StockQuote class, add the following attribute: 〈Transaction(TransactionOption.Required)>

C.Implement the ISecurityCallContext COM interface in the StockQuote class. Implement the IsCallerlnRole method for the Customers and Managers roles

D.To the StockQuote class, add the following attributes:

E.To the beginning of the GetQuote method, add the following code segment:If Not ContextUtil.IsCallerlnRole("Managers,Customers")_Then Throw New SecurityException("Access is denies.”）End If

题目答案

查看最佳答案免验证查看最佳答案

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30127' and id < 2438008 and id<>'2438008' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30127' and id > 2438008 and id<>'2438008' order by id asc limit 5