This UrduHindi 27-C# Tutorial – Sealed tells about Purpose Sealed Keyword with Class, Can New Class Inherit from Sealed Class? At the end We check Impact on performance when calling sealed Class Members all in Urdu and Hindi Language. br br Share this Video: br br br Subscribe To Urdu It Tutor Channel and Get More Great Tutorials br br br In this video, we will discuss br 01:09 Sealed Keyword with Class br 01:50 New Class Cannot Inherit from Sealed Class br 05:25 Impact on performance when calling sealed Class Members br br Visit Urdu It Tutor website for more Programming Languages: br br Also Visit br Facebook: br Youtube: br Vimeo: br Tune.