沼气是一种清洁的生物能源,但使用不当会发生窒息中毒、烧伤和火灾等事故。
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双桨双舵船舶,两舵系中心线的前后定位偏差与相互位置偏差均不得超过()。
A. 0~5mm
B. 5~10mm
C. 10~15mm
D. 15~20mm
纳税评估中当约谈结果审阅后,对于约谈结果没有异议时,可提交给上级领导审批,可由评估最高负责人()。
A. 补充约谈
B. 实地核查
C. 结束评估
D. 重新约谈
Upon a user’s first visit to the website, which two operations are always performed when the getSession method is called with no arguments in a servlet?()
All URLs returned by the server are rewritten.
B. An HttpSession object is created if necessary.
C. The user name and password of the user are checked.
D. The session ID is stored in the HTTP response as a cookie.
You work as an application developer at Contoso.com. You use Microsoft .NET Framework 3.5 and Microsoft ADO.NET to develop an application that will connect to the Microsoft SQL Server 2005 database. You want to use Windows Authentication along with the Microsoft OLE DB provider. You now need to make sure that the OLE DB connection is as secure as possible. What should you do?()
Add the following parameter to the connection string: Integrated Security=true; PersistSecurityInfo=true;
B. Add the following parameter to the connection string: Integrated Security=SSPI;
C. Add the following parameter to the connection string: Integrated Security=SSPI; PersistSecurityInfo=yes;
D. Add the following parameter to the connection string: Integrated Security=true;