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What is the difference between PS file and VSAM file?
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Answer Posted / ram
online environment cannot access ps(batch)
but vsam can
| Is This Answer Correct ? | 4 Yes | 1 No |
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in a cobol select statement for a ksds can you tell me what are the 3 possibilities for access?
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
explain in brief what are the 3 types of vsam files?
what parameter in the define aix option is used to determine the maximum number of duplicate keys allowable ?
what is a base cluster in vsam?
What is the difference between lds and esds?
what do you mean by gdg in vsam?
what will happen if there is no secondary allocation made for datasets?
is it required that primary key values have to be unique? Do alternate key values have to be unique?
what is the use of the file status clause in the select statement in vsam?
what are the idcams commands that can be used for vsam and explain each of them.
How do you define an altindx?
what is buffering and how does it apply to vsam files ?
Why is it required to have a keyed directed retrieval?
What is the function of linear dataset in vsam?
