Net Framework 2.0 V 50727 -

: Find the entry labeled .NET Framework 3.5 (includes .NET 2.0 and 3.0) .

Perhaps the most significant language addition in version 2.0 was Generics. Before this, developers had to use non-typed collections (like ArrayList ), which were slow and prone to runtime errors due to "boxing" and "unboxing" operations. Generics allowed developers to create type-safe collections and classes ( List , Dictionary ), drastically improving performance and code reliability. net framework 2.0 v 50727