This e book filled with the notes to give students a ready reference and instructional material.<br>It is designed to enable the students to learn by himself and/or by the guidance of his instructor, to discover basic knowledge in computerised accounting system.<br><br>The e book consists of five different chapters: introduction to accounting information systems (AIS), information system in accounting, transaction process, analysis of reports and information technology control.<br><br>At the end of the chapter, students may practice the comprehensive question and they will check their answers for all question in this book