Why is it necessary that file needs to be opened in I-O mode for REWRITE?
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study the following code 01 A1 05 B PIC 99 05 C PIC X(4) 01 A2 05 B PIC 99V99 05 C PIC A(4) pick out the valid statement from the following a.A1 and A2 can not have sub-ordinates b.A1 and A2 can have the same sub-ordinates but must have same PIC clause c.there is nothing wrong d.A1 and A2 can have same sub-ordinates provided they are not at 01 level
What is the difference between Call and a Link?
In file1 have 80 records are like d1,d2,d3......D80. File2 have 1000records are like a1d1,a1d2,a3d3.....Etc. I want matching records in file3 ? Plse tell me the matching logic???I want answer only in cobol ?Not using any tool or jcl?
how to code in cobol while using variable block file?
how to display the dataset information?
I have a PS file and I would like to manually insert the binary values (like a COMP format) into the file. How can i do that? the way do in COMP-3 format.. suppose i want to insert -12345 in to file in comp-3 format. simply we can open a file in edit mode and do HEX-ON and insert the value . SEE BELOW-- 135 24D in 3 bytes - this will be COMP-3 presenatation of -12345.
In COBOL "BEFORE" advancing is there or not ?
01 xxx pic 9(4). 01 yyy pic 9(6). move 123456 into yyy. move yyy to xxx. display yyy. what would be the value of yyy
What are the rules of the move verb?
Write a program to enter and display the names of students in a class using the occurs clause.
how we can edit records in vsam data set and non vsam data sets
how can count the number of character in feild ?? suppose for instance i have a feild with value ' rajesh sarkar' then how can v count the number of characters whitout spaces...........