Managing hardware assets
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Managing hardware assets
- 1. 5 MANAGING HARDWARE ASSETS c h a p t e r
- 6. COMPUTER COMPONENTS BUSES INPUT DEVICES SECONDARY STORAGE PRIMARY STORAGE CPU OUTPUT DEVICES COMMUNICATIONS DEVICES
- 9. CPU & PRIMARY STORAGE DATA BUS ADDRESS BUS CONTROL BUS CPU PRIMARY STORAGE INPUT DEVICES OUTPUT DEVICES SECONDARY STORAGE
- 10. CENTRAL PROCESSING UNIT (CPU) CONTROL UNIT RAM PRIMARY (MAIN) MEMORY ARITHMETIC/LOGIC UNIT ROM CLOCK
- 15. ADDRESSES IN MEMORY Each location can hold data Each location is a REGISTER 101 102 103 201 301 202 203 302 303
- 18. SEQUENTIAL & PARALLEL PROCESSING SEQUENTIAL PARALLEL MASSIVE PARALLEL COMPUTERS CAN HAVE THOUSANDS OF CPUs TO ATTACK LARGE COMPUTING PROBLEMS TASK 1 RESULT TASK 2 RESULT Program CPU Program CPU Program CPU TASK 2 CPU TASK 3 CPU TASK 1 RESULT
- 22. TRACKS AND SECTORS EACH TRACK HOLDS SAME AMOUNT OF DATA SECTOR TRACKS DIRECTORY ON TRACK 0 START OF TRACKS
- 33. BATCH PROCESSING KEYBOARD INPUT BATCH OF TRANSACTIONS SORTED TRANSACTION FILE OLD MASTER FILE NEW MASTER FILE VALIDATE AND UPDATE ERROR REPORTS REPORTS
- 34. ON-LINE PROCESSING TRANSACTIONS KEYBOARD PROCESS / UPDATE MASTER FILE MASTER FILE IMMEDIATE INPUT IMMEDIATE PROCESSING IMMEDIATE FILE UPDATE
- 41. CLIENT / SERVER CLIENT SERVER USER INTERFACE APPLICATION FUNCTION DATA APPLICATION FUNCTION NETWORK RESOURCES REQUESTS DATA, SERVICE
- 48. 5 MANAGING HARDWARE ASSETS c h a p t e r