The hard disk drive is the primary device used for storing data.
                                            
Every personal computer has a hard drive built into the machine.
                                                 
How a Hard Drive Works shows with full color illustrations, the main functions and operations of a primary internal hard disk drive.
                                                 
Reading data from the hard disk is shown with full color illustrations.
                                                 
The workings of the E-IDE controller are explained.
                                                 
Writing data to the hard disk is shown with full color illustrations.
                                                 
The file allocation table, sectors, tracks and clusters are covered in How a Hard Drive Works.
                                                 
This book will be useful to students and anyone else wishing to learn about How a Hard Drive Works.
                                        
                                    K-12 Computer Science Curriculums. Key Stage 3 Computing Curriculums.