Which is the default, TEST BEFORE or TEST AFTER for a PERFORM statement?
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A table has two indexes defined. Which one will be used by the SEARCH?
I have the file which is having the extension no as records. sample file will look like below. 2310 3410 3256 4350 3781 5408 I need to replace the record which is starting with 3 to 5 (i.e) 3410 to 5410. How can we do it through cobol and cobol-db2 program? I need the possible logic?
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can anybody post me about file-aid and changemen tools pls and give me reference if any mainframe guys are there
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hi. This is Ram.i have one doubt.why can't we display comp-3 variables directly? let me answer quickly plez........
What is the difference between goback, stop run and exit program in cobol?
Can printer files (having 133 characters) be of variable length?
Hi Guys, I have faced one interview question if I have requirement to add 5 new columns to existing table what are prerequisite do i need to take.
What rules are to be followed while using the corresponding options?
COBOL 
