1. List and fully explain the phases and steps of an appropriate EA implementation methodology. There are 4 phases and 20 steps of an EA implementation methodology. They are 1) EA Program Establishment: Phase 1 activities are designed to get the EA program initially started , identify key players , and effectively communicate the EA implementation to the executive sponsor and other stakeholders go gain and get support Step -1: Establish the EA management program and identify a chief architect : The first step is for an executive sponsor to establish an EA program and find a Chief Architect to lead the Program . In this phase executive sponsor provides the enough resources to Chief architect to run the EA Program . The Chief Architects is then responsible for EA program resources. Step -2: Establish an EA implementation methodology : The second steps consist of Chief Architect and EA team members to identify all the steps in the methodology to create an effective EA program . The good methodology helps to reduce the risk of the EA program losing focus, effectives and value. Step -3: Establish EA governance and link other management processes : The third steps should be the executive sponsor and Chief Architect to co-develop an approach to EA governance. It helps to enable effective policy, planning, and decision making. Step -4: Develop an EA communication plan to gain stakeholders to buy -in : The EA communication plan should be written in plain language to gain stakeholder buy -in from non -technical executives , line of business managers , support staff , and other potential end users of EA documentation . The communication plan should cover the statement about the purpose and vison of the EA . 2) EA Framework and Tool Selection: Phase 2 activities start after the initial set of documentation is developed . In this phase , EA documentation framework is selected The framework helps to identify the scope of the architecture , guide the techniques develop future scenario and associated modeling , and establish an -online EA repository. Step-5: Select an EA documentation framework Step -6: Identify EA lines of Business / Crosscuts and the order of their documentation Step -7: Identify the EA components to be documented framework -wide Step -8: select the documentation methods appropriate for the framework Step -9: Select software applications /tools to support automated EA documentation Step -10 : Select and establish an on-line EA repository for documentation and analysis 3) Documentation of the EA