subject: accounting information system

a)Identify the two global XBRL taxonomies of interest to accountants and comment on their focus.

(b) Namespaces must be declared at the beginning of an XBRL document. Explain what is meant by this statement.

(c) Give a concise and clear two examples of when an accountant may use the Excel "Goal Seek function. Hint: think of a practical situation in accounting

d) Processes in Data Flow Diagram do not need to be broken down further when it is 'primitive'. Explain this statement, and provide two examples of such a process.

(e) Discuss REA modelling in accounting information systems. Clearly explain the manner in which a REA model can be depicted as a diagram.