Virtual storage access method (VSAM) Question:

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What happens when you open an empty VSAM file in a COBOL program for input?

VSAM Interview Question
VSAM Interview Question

Answer:

A VSAM file that has never contained a record is treated as unavailable. Attempting to open for input will fail. An empty file can be opened for output only. When you open for output, COBOL will write a dummy record to the file & then delete it out.

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