You define the following regular expression of currency values: regex tx = new regex("^-?\d+(\.\d{2})?$") You are required to write code that will be used to find whether a string in the variable named Bill matches the regular expression or not. You are also required to use this code as the expression in a conditional statement and need to know which code segment to use. What should you do?（） The tx.Matches（Bill）。 The tx.Equals（Bill）。 The tx.Match（Bill）。 The tx.IsMatch（Bill）。
会计人员规避会计职业风险的方式有（）。 A.增强风险意识 。 B.学好会计法，以会计法作为执业的最高准则 。 C.提高业务水平 。 D.加强职业道德建设，提高自身的道德水平。
You need to design a strategy for managing the messages that are sent to the customer service mailboxes. What should you do？（） Create a separate storage group and database to contain the customer service mailboxes. Enable circular logging for this storage group。 Create a separate storage group and database to contain the customer service mailboxes. Set the deleted item retention period for this database to zero。 Place the customer service mailboxes on a new mailbox store in the storage group that contains the main office user mailboxes. Enable circular logging for this storage group。 Place the customer service mailboxes on a new mailbox store in the storage group that contains the branch office user mailboxes. Set the deleted item retention period for this database to zero。
Your network consists of a single Active Directory domain named contoso.com. All servers run Windows Server 2003 Service Pack 2 (SP2). The domain contains a domain Distributed File System (DFS) root named DFSroot. The network contains the offices shown in the following table. Server1 and Server2 currently each host a share named Applications. You need to implement a solution to meet the following requirements: ·Automatically redirect users to the Applications folder in their local site. ·Ensure that the contents of the Applications shares on Server1 and Server2 are automatically synchronized. What should you do? （） In the DFS root, create one link named Applications that has \\server1\applications and \\server2\applications as targets.。 In the DFS root, create a root target that points to \\server1\applications. Create a second root target that points to \\server2\applications.。 In the DFS root, create one link named Applications1 that has \\server1\applications as its target. Create a second link named Applications2 that has \\server2\applications as its target.。 In the Main-office-computers OU, publish the \\server1\applications share. In the Branch-office-computers OU, publish the \\server2\applications share.。
钨极氩弧焊时，引弧与熄弧应注意什么？
您有两台运行Windows 7的计算机，分别名为Computer1和Computer2。您需要确保 Computer2 和 Computer1防火墙规则完全相同。在 Computer1 上，您应该怎么做？（）
