Pearson presents the much-awaited revised edition of its pioneer title on Computer System Architecture by Morris Mano.This revised text is spread across fifteen chapters with substantial updates to include the latest developments in the field. The first eight chapters of the book focuses on the hardware design and computer organization, while the remaining seven chapters introduces the functional Units of digital computer. The pedagogy of the book has been enhanced to enable the learners in assessing their understanding of the key concepts.The plan for this revised edition has been thoroughly reviewed by eminent faculties of various technical universities across the country and their inputs have been incorporated to enhance the contents of this edition.