Im reviding about batch processing for gcse ict...and ive read about hash or control totals....i simply know they are used to verify data from the master file...but i dont really get how they work...can someone please explain to me what they exactly are and how they work???
P.D ict teaching at my school is crap....therefore i cannot get help from there..
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batch controls watch
- Thread Starter
- 13-05-2004 13:31