Job description is attached. In brief, you are required to implement a simple information retrieval tool that can read a batch of xml files as an input, create and inverted index and retrieve ranked results from queries parsed from another batch of xml files. You can use any programming language or customize any existing information retrieval tool as long you explain how to run your work. It's a school work so I'm not expecting anything big or scalable. More is in the the attached document.. Keywords: Simple, Programming, Schoolwork, Customization, XML, Biterscripting