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COBOL Indexed and Relative File Processing
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Kristian Guevara
February 27, 2014
Technology
0
140
COBOL Indexed and Relative File Processing
COBOL presentation for school
Kristian Guevara
February 27, 2014
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Transcript
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RECAP
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“I have a number as proof of my queue!” http://www.gmanetwork.com/news/photo/36789/new-graduates-line-up-for-jobs-at-moa-fair
http://www.qtechqueueingsystem.com/queue-management-solutions/standing-queue-number-display.html
“Last one to hit the finish line is a rotten
egg!” http://conservationalabama.files.wordpress.com/2012/05/finish-line.jpg
Who cares? I’m going to follow whoever goes first! http://3.bp.blogspot.com/_IkXqWJY2snc/SPsoRCcpMzI/AAAAAAAAAAc/OEumjLVacvc/s400/delhi+metro.jpg
Going back to the train scenario
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Note: It’s in the working-storage section denoted as: 01 VideoStatus
Pic X(2).
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Let’s say Rel-Key would be from 0 - 1008 Add
1 to get relative record number from 1 to 1009, enough positions for 1000- record file
Accessing Files Randomly
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Sample program coming up next
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