In recent years with the advancement of IT infrastructure and reliable network, Distributed OS models are adopted for distributed application processing with less constrains of processing, memory, data protection and parallel processing. Here are 2 distributed models are given below, explain and to compare and critically evaluate based on criteria of Transparency, Communication, Scalability and Computation? Machine A Network OS services Kernel Machine B Distributed applications Network OS services Kernel Machine C Network OS services Kernel Network a) Distributed OS Model Machine A Network OS services Kernel Machine B Distributed applications Middleware services Network OS services Kernel Machine C Network OS services Kernel Network b) Distributed OS Model Suppose you are designing a distributed OS and considering the recent improvements and OS trends along with the availability of highly reliable network models, which considerations would be in your mind? Provide your comments with proper justifications?