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Syntax Softtech Interview Questions
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What does the following SQL statement return, assuming that all tables and column names are correct? SELECT FirstName, StreetAddress FROM Employees JOIN AddressBook ON Employees.EmpID = AddressBook.EmpID a) Nothing, the JOIN syntax is wrong. b) All the records form the Employees table, and only the matching ones form the StreetAddress table. c) All the records from the StreetAddress table and only the matching records form the Employees table. d) Only the matching records from the two tables.

4 8411

What is a transaction? a) A banking term. b) A concept used to describe a step in the business process. c) A combination of DML steps that must succeed or the data is retuned to its initial state. d) A combination of DDL steps that must succeed or the data is retuned to its initial state.

5 8009

What object is used to encapsulate a rowset? a) DataSet b) DataAdapter c) DataRowSet d) DataTable

2 6239

What property is used on the datatable to indicate a conflict after an update? a) HasConflict b) HasError c) HasCollision d) HasDataError

1 11156

When would you not use the oleDbConnection object? a) To connect to an SQL 7.0 database. b) To connect to a DB/2 database. c) To connect to an Access database. d) To connect to an SQL 6.5 database.

6 9039

On what object is the transaction in ADO.NET focused on? a) The command object b) The DataSet object c) The Connection object d) The DataAdapter object

4 6532

What combination of methods are used to improve the speed of the fill() method of the DataAdapter? a) BeginFillData() and EndFillData() b) StartFillData() and EndFillData() c) BeginLoadData() and EndLoadData() d) StartLoadData() and EndLoadData()

2 5208

You need to be able to retrieve data from DataSet object that has four DataTable objects. There are currently UniqueConstraint and ForeignKeyConstraint Object on the DataTable objects to enforce the data rules. You find that you can retrieve the data from the individual DataTable objects, but you are not able to retrieve the data from the combination of DataTable objects in a Parent/Child manner. What should you do to able to retrieve the data in a Parent/Child manner? a) Set the EnforceParentChild parameter of the DataSet to True. b) Set the EnforceRelation parameter of the Relations collection to True. c) Add DataRelation objects to the Relations Collection to make the DataSet present the data in Parent/Child manner. d) Add a primary key and a foreign key to each of the DataTable objects that should present the data in a Parent/Child manner.

1 3254

You need to retrieve data from a Microsoft SQL Server 2000. Currently you are using an oleDbConnection object to connect to the database server. You need to be able to retrieve the data from the database server in XML format. Which approach would be the most efficient? Select all that apply. Each answer constitutes part of the whole answer. a) Change to the SQL .NET provider. b) Use the ExecuteXmlReader() method of the xxxCommand object c) Use the DOM to create the XML document. d) Use the XmlDocument.Load() method to create the XML Document.

1 4128

You are using the try? catch block seen in the following code segment, but no exceptions are ever caught by the catch block. What is the problem? SqlConnection cn =new sqlConnection(strSQL); SqlDataSet ds; try { cn.open(); //perform the data processing steps ??.. } catch (OleDbException e) { ?.. } a) The exception class is wrong; it should be sqlErrors. b) The exception class is wrong; it should be sqlSyntaxExceptios. c) The exception class is wrong; it should be sqlExceptions. d) The exception class is wrong; it should be sqlExcptions.

2 6007

How many rules are there regarding a well formed XML document? a) Nine b) Three c) Six d) Two

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What line in the following XML document will generate an error? Bob Andcarrol Robert Burns a) 6 b) 4 c) 1 d) There is no error

3 5431

You have been given the task of designing a web services to expose the data that is stored in a database on the server. In order to successfully build the web services, you need to import some namespaces. What is the minimum namespace you need to import? a) System.Web b) System.WebServices c) System.Web.Services d) System.Web.ServiceModel

2 5213

Your manager has asked you to describe what you would use application variables for. What statement best describes the use of application variables? a) Application Variables are used to keep state for each connected user. b) Application Variables are used to keep state for the web site c) Application Variables are used to keep state for the application on the server d) Application Variables are used to keep state for all applications objects in the web site.

1 3936

You are creating a Web site for Your company. You receive product lists in the form of XML documents. You are creating a procedure to extract information from these XML documents according to criteria that your users will select. When a user makes a request, you want the results of these requests to be returned as quickly as possible. What should you do? A . Create an XmlDataDocument object and load it with the XML dat Use the DataSet property of the object to create a DataSet object. Use a SQL SELECT statement to extract the requested dat B . Create an XmlDataDocument object and load it with the XML data. Use the SelectNodes method of the object to extract the requested data. C . Create an XPathDocument object and load it with the XML data. Call the CreateNavigator method to create an XPathNavigator object. Call the Select method of the XPathNavigator object to run an XPath query that extracts the requested data. D . Create an XmlReader object. Use the Read method of the object to stream through the XML data and to apply an XPath expression to extract the requested data.

1 4352

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Syntax Softtech Interview Questions


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