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You work as an application developer at Contoso.com. You use Microsoft .NET Framework 3.5 and Microsoft ADO.NET to develop an application. The application of Contoso.com has a TextBox control named ProdID which will return a list of active products that have the ProductID field equal to the ProdID.Text property. Your application contains the following code. (Line numbers are for reference only.) 01 private DataSet GetProducts(SqlConnection cn) { 02 SqlCommand cmd = new SqlCommand(); 03 cmd.Connection = cn; 04 SqlDataAdapter da = new SqlDataAdapter(cmd); 05 DataSet ds = new DataSet(); 06 07 da.Fill(ds); 08 return ds; 09 } You need to populate the DataSet object with product records and at the same time to avoiding possible SQL injection attacks. What should you do?()
抗诉的方式和程序正确的是()
男性,45岁。双侧眼睑下垂2周,伴双下肢无力,晨轻暮重,无呼吸及吞咽困难。临床诊断为重症肌无力。胸部CT检查:前上纵隔有一大小约3.5cm×4.5cm实质性块状影,与上腔静脉关系密切。此纵隔肿瘤可能性最大的是()。
二尖瓣球囊成形术的适应证有()
时间知觉测试仪
简述CPU的主要组成和工作过程。
金融期权价格受以下哪些因素影响?( )Ⅰ.标的证券价格Ⅱ.执行价格Ⅲ.期权到期期限Ⅳ.无风险利率
叙述按诊小儿头囟的方法。
铸件内部或者表面带有砂粒的孔洞称为()。
患者男性,50岁,1年来出现耳鸣,以右侧明显,如火车轰鸣样,右视力下降。查体:右侧突眼,球结膜充血,右侧颞部可闻与脉搏一致的轰鸣样杂音。最可能的诊断是()