Freaks City

Network Protocol Models OSI Reference Model Application Layer: Actual data being transmitted Presentation Layer: Data encryption/decryption Session Layer: Session establishment and connection management Transport Layer: Data transmission methods (datagram, stream) Network Layer: Data routing between networks (IP addressing ...

Core Concepts Traditional web applications suffer from several limitasions: Pages take long loading times during slow network conditions, forcing users to wait Form validation errors require re-entering entire forms Page navigation causes full reloads, wasting resources and increasing wait times AJAX (Asynchronous JavaScript and XML) provides ...