The two players can also play online while using split screen. This game mode is normally exclusive to the Xbox 360 version of Left 4 Dead and Left 4 Dead 2, but may be accessed in the PC versions if you have a controller for the second player and modify some files.
Serial memory processing - Wikipedia. Serial memory processing is the act of attending to and processing one item at a time. This is usually contrasted against parallel memory processing, which is the act of attending to and processing all items simultaneously. https://en.wikipedia.org/wiki/Serial_memory_processing
Encoding is a process of representation some information is optimal format for storing or transmission data. And serialization is representation some object or objects for transmission data between some computer programs. So the difference is: a. Encoding deals for some data (text, images, videos) but serialization deals with some objects (data structure) in computer program. b.