What is currency in IDMS?

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Question
What is currency in IDMS?

Correct Answer

Currency is the location within the database during run-unit execution There are four levels of currency: - Current of run-unit is the record occurrence of the last successful find or obtain; - Current of record type is for the most recent of each record type; - Current of record set is the most recent within each set - Current of area is within each area

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1. What is a junction record in IDMS?

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Correct Answer: A junction record is a member record type that allows for many-to-many relationship between its two owner records

2. How does IDMS insure data integrity?

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Correct Answer: IDMS uses record locks to prevent another run-unit from updating the same record

3. If you are current on the owner of a set, what is the difference between an obtain next and obtain first in IDMS?

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Correct Answer: No difference There is a difference between obtain first and obtain next for an area sweep, but not when current on the owner in a set