Query « LINQ « C# / C Sharp

1.	2D Graphics
2.	Class Interface
3.	Collections Data Structure
4.	Components
5.	Data Types
6.	Database ADO.net
7.	Date Time
8.	Design Patterns
9.	Development Class
10.	Event
11.	File Stream
12.	Generics
13.	GUI Windows Form
14.	Internationalization I18N
15.	Language Basics
16.	LINQ
17.	Network
18.	Office
19.	Reflection
20.	Regular Expressions
21.	Security
22.	Services Event
23.	Thread
24.	Web Services
25.	Windows
26.	Windows Presentation Foundation
27.	XML
28.	XML LINQ

1.	Chaining Query Operators/extracts all strings containing the letter "a", sorts them by length, and then converts the results to uppercase
2.	Use Contains, Length and ToUpper from Linq
3.	Use select to retrieve all nodes in a Binary tree
4.	Get Distinct departments with condition
5.	Use LINQ to get Employees in the IT department from a tree
6.	Use from where select to choose the Employees in the IT department from a tree
7.	All employees in a tree are grouped by department

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