Beginning ASP.NET ?

I recommend you learning all the items from the following list:

Database
Table design
relations(one to one, many to many, junction table)
indexes(single column, composite index)
primary key, foreign key, unique key
functions(table and scalar return functions)
stored procedures
views
database diagrams for db design
SQL CLR

Data Access Layer
Linq To Sql
Strongly Typed DataSets
Codesmith
dotNetTiers
Doodads
Subsonic
Repository Pattern implementation in Linq to SQL

Business Logic Layer (Services Layer)
Server side validation
Web Services
SOA
WCF business service

Javascript
JSON
JQuery
Jquery ajax
JQuery JSON
Jayrock

CSS(block model)
positioning
layout
visibility
display
border

XHTML(div, span, fieldset, label, legend)

ASP.NET
UserControls
Server Controls
Page Life Cycle
ModelViewController
Client side validation
ASP.NET theme

Configuring
connectionStrong
AppSetting
Controls
Assemblies
Authentication
Authorization
Creating Custom config Sections
Membership
Roles
Profile
WCF Services|Clients


Visual Studio
Solution and project files
reference adding by project
reference adding by dll
creating macros
keyboard shortcut setting
running macros with short keys
Google a few good VS Addons install and use them

Subversion
Tortoise svn
(Host your code for free at http://unfuddle.com)
Checkout
Add
Delete
Rename
Commit
Update
Revert