MCPD Certification

Object Relational Mapping by Using the Entity Framework (11 percent)

• Define and implement an Entity Data Model. It may include but is not limited to:

1. Mapping schemas and storage metadata

2. EDM Generator

• Query data by using Object Services. It may include but is not limited to:

1. Querying data as objects and shaping results

2. Working with objects

3. Managing the Object Context

4. Customizing objects

• Map data by using the Entity SQL Language. It may include but is not limited to:

1. Manually define mapping files

2. Execute an Entity SQL Query by using EntityCommand

• Access entity data by using the EntityClient Provider. It may include but is not limited to:

1. Managing EntityConnection

2. Creating EntityCommand

3. Executing a query by using EntityDataReader

4. Managing EntityTransaction

Working with Disconnected Data (16 percent)

• Manage occasionally connected data.

• Programmatically create data objects. It may include but is not limited to:

1. DataTable

2. DataSet

• Work with untyped DataSets and DataTables. It may include but is not limited to:

• Populating a DataSet or DataTable

• Expose a DataTableReader from a DataTable or from a DataSet.

• Work with strongly typed DataSets and DataTables.

Synchronizing Data (15 percent)

• Monitor event notifications. It may include but is not limited to:

1. Implement notifications by using SqlDependency or SqlNotificationRequest

• Cache data. It may include but is not limited to:

1. SqlCacheDependency

2. Local Data Cache

• Manage update conflicts between online data and offline data.

• Partition data for synchronization.

• Implement Synchronization Services. It may include but is not limited to:

1. SyncAgent

2. SyncTable

3. ClientSyncProvider

4. ServerSyncProvider

5. SyncAdapter

Modifying Data (24 percent)

• Manage transactions. It may include but is not limited to:

1. Selecting an appropriate transaction isolation level

2. Participating in local transactions

3. Participating in distributed transactions

4. Using declarative transactions

• Manage data integrity. It may include but is not limited to:

1. Cascading updates or cascading deletes

2. Auto number management

3. Server-generated value management

4. Client-side data validation

5. Business rules, constraints

• Update data. It may include but is not limited to:

1. Update data by using stored procedures

2. Update dataSets to data source

3. Managing concurrency

• Manage exceptions when modifying data. It may include but is not limited to:

1. Resolve exceptions from data integrity, constraint, or referential integrity violations

2. Data locking conflicts

3. Data collision issues

• Transform data by using LINQ. It may include but is not limited to:

1. Aggregation operators

2. JOIN operator, QUERY operator, LIKE, etc.

Selecting and Querying Data (22 percent)

• Build command objects. It may include but is not limited to:

1. Building Parameters collections

2. Using input and output parameters and return values

3. Selecting an appropriate CommandType action

4. Selecting an appropriate Execute method

5. Using the CommandBuilder class

6. Choosing appropriate CommandBehavior

• Query data from data sources. It may include but is not limited to:

1. Writing queries to solve assigned problems

2. Implementing data paging

3. Sorting, filtering, and aggregating data

• Retrieve data source data by using the DataReader. It may include but is not limited to:

1. Retrieving data from SELECT statements

2. Retrieving data from stored procedures

3. Working with multiple result sets

• Manage data by using the DataAdapter or the TableAdapter. It may include but is not limited to:

1. Retrieving data from SELECT statements

2. Retrieving data from stored procedures

3. Working with multiple result sets

4. Working with JOIN products

5. Creating updatable DataAdapters and TableAdapters

6. Modifying TableAdapter Fill methods

• Execute an asynchronous query.It may include but is not limited to handling asynchronous events.

• Handle special data types. It may include but is not limited to:

1. Binary Large Objects (BLOBs)

2. Filestream, Spatial, Table Value Parameters

• Query data sources by using LINQ. It may include but is not limited to:

1. Extended method

2. CLR delegate

3. Lambda expressions

4. Classes of the System.LINQ.Expressions namespace

• Manage exceptions when selecting data. It may include but is not limited to:

1. Identifying and resolving syntax errors

2. Security exceptions

Connecting to Data Sources (12 percent)

• Manage connection strings. It may include but is not limited to:

1. Using the ConnectionStringBuilder

2. Leveraging the ConfigurationManager

3. Protecting the connection string

4. Using Security Support Provider Interface (SSPI) or SQL Server authentication

5. Correctly addressing the SQL Server instance

6. Managing “User Instance” and AttachDBfilename

• Manage connection objects. It may include but is not limited to:

1. Managing connection state, managing connection pool

2. Implementing persistent data connections

3. Implementing Multiple Active Result Sets (MARS)

4. Encrypting and decrypting data

• Work with data providers. It may include but is not limited to:

1. Limitations, behaviors, performance, installation issues, deployment issues

2. ODBC, Microsoft OLE DB, SqlClient, managed providers, third-party providers, native providers.

• Connect to a data source by using a generic data access interface. It may include but is not limited to System.Data.Common namespace classes.

• Handle and diagnose database connection exceptions. It may include but is not limited to implementing try/catch handlers.