207SE Lab 1 (Wk Commencing 6 th October 2014) Your task a) In one paragraph explain the modified Harvard architecture. You might include diagrams and compare it with the von Neumann architecture and the Harvard architecture. b) Complete either activity b1 or b2 below. (Do not do both!!) Evidence The paragraph on modified Harvard architecture, and commented source code with output examples for either activity b1 or b2. Activity b1 Write a simple program (or adapt the C++ program in Appendix A) to parse a string to determine if it fulfils one of the following grammar order rules. Below are rules related to the basic grammar. For example in the grammar, an is followed by an and the is follow by a