Murach's Mainframe COBOL |
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| Chapter 12 | Concepts and terms for working with disk files | |
| Disk concepts and terms | 332 | |
| How data is stored on a disk drive | 332 | |
| How the data in a sector is read or written | 334 | |
| Blocked versus unblocked records | 336 | |
| Fixed-length versus variable-length records | 336 | |
| File organization concepts | 338 | |
| Sequential file organization | 338 | |
| Indexed file organization | 340 | |
| Indexed file organization with alternate indexes | 342 | |
| Relative file organization | 344 | |
| VSAM file organizations | 344 | |
| Typical programs that work with disk files | 346 | |
| Interactive programs | 346 | |
| Batch programs | 348 | |
| Perspective | 352 | |
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© Copyright 1998-2009 Mike Murach & Associates, Inc. All rights reserved. |
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