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Microsoft TS: MS .NET Framework 3.5, ADO.NET Application Development 70-561
Exam Number/Code : 70-561
Exam Name : TS: MS .NET Framework 3.5, ADO.NET Application Development
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Free 70-561 pdf Demo Download
Questions and Answers : 235Q&As
Update Time : 2013-3-28
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Microsoft TS: MS .NET Framework 3.5, ADO.NET Application Development 70-561 Dumps Free Download Demo
121. You create an application by using the Microsoft .NET Framework 3.5 and Microsoft ADO.NET.
You write the following code segment.
DataTable dt = new DataTable("Strings");
dt = new DataTable();
dt.Columns.Add("Strings");
dt.Rows.Add("A-B");
dt.Rows.Add("C-D");
var c = from Strings in dt.AsEnumerable()
select Strings[0];
int count = 0;
You need to ensure that the value of the count variable is 4.
Which line of code should you add?
A. count = c.Select(str => ((string)str).Split('-')).Count();
B. count = c.SelectMany(str => ((string)str).Split('-')).Count();
C. count = c.Select(str => ((string)str).Replace('-', '\n')).Count();
D. count = c.SelectMany(str => ((string)str).Replace('-','\n')).Count();
Answer: B

128. You create an application by using the Microsoft .NET Framework 3.5 and Microsoft ADO.NET.
The connection string that contains the user name and password is stored directly in the code of the application.
You need to ensure that the password in the connection string is as secure as possible.
What should you do?
A. Add the connection string to the Settings.settings file.
B. Set the Persist Security Info keyword in the connection string to true.
C. Set the Persist Security Info keyword in the connection string to false.
D. Add the connection string to the Web.config file and use protected configuration.
Answer: D

Candidates for 70-561 Microsoft exam use Microsoft Visual Studio to develop data-access portions of applications. Candidates should have a minimum of two to three years of experience developing Web, Windows, or distributed applications by using the Microsoft .NET Framework.
Questions that contain code will be presented in either VB or C#. Candidates can select one of these languages when they start the exam.

Audience Profile
Candidates for 70-561 exam use Microsoft Visual Studio to develop data-access portions of applications. Candidates should have a minimum of two to three years of experience developing Web, Windows, or distributed applications by using the Microsoft .NET Framework. Candidates should have a thorough understanding of relational database concepts and should have a minimum of one to two years of experience using Microsoft SQL Server and other relational database management systems, such as Oracle, DB2, and MySQL.
In addition, candidates should have a good grasp of the following:
Structured Query Language (SQL)
Stored procedures
Data-bound controls