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Answer Posted / sridhar
while compiling the program repeatedly the same data set
name can,t be used.So in order to use same name reuse
command is used.In each time we compile it makes dataname
as new file.
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if you wish to use the rewrite command how must the vsam file be opened?
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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
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what will happen when you try to open an empty vsam file in a cobol program for input?
can you specify some the distinctive features of a ksds, key sequenced dataset?
