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explain in brief why do vsam take more disk space than other utilities?
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Why is it required to have a keyed directed retrieval?
What is the COBOL RECORD KEY clause?
By seeing the file itself how can we identify whether it is A vsam file or flat file
In vsam at the cluster creation for KSDS FREESPACE parameter is required but for ESDS FREESPACE parameter is not required ?
How do you convert flat files to VSAM files ?
What is the maximum number of Alternate Index ???
how do you create an alternate index ?
what is a Base Cluster?
what is the meaning of each of the values in shareopts(2 3)?
Suppose a generation of GDG gets created in a particular step of a proc. How would you refer the current generation in a subsequent step? What would be the disposition of this generation now?
OPEN INPUT StudentFile READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ PERFORM UNTIL EndOfStudentFile DISPLAY StudentId SPACE StudentName SPACE CourseCode SPACE YOBirth READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ END-PERFORM CLOSE StudentFile STOP RUN what will be output
what is the syntax of ams modal commands?
COBOL 
