Answer Posted / mohan

ESDS(ENTRY SEQUENCY DATASET)
KSDS(KEY SEQUENCES DATASET)
RRDS(RELATIVE RECORD DATASET)
LDS(LINEAR RECORD DATASET)

to use the rewrite command, how should the vsam file be opened?

667

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Explain the device independent method to indicate where a record is stored?

480

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there are seven idcams commands in vsam. Can you name and explain each of them?

652

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What is the purpose of relative record data set used in vsam?

690

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How to get the last record in vsam file in cluster?

577

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explain in brief what are the 3 types of vsam files?

634

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what do you mean by a vsam slot?

585

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what do you mean by recovery and speed parameters in define cluster command?

582

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if you wish to use the rewrite command how must the vsam file be opened?

684

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What is control area?

644

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Explain the significance of the shareoptions parameter?

537

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Explain the function of the relative record data set?

543

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in a cobol select statement for a ksds can you tell me what are the 3 possibilities for access?

700

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difference between vsam and database tables

640

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What is the place for VSAM KSDS?

675

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