What are the advantages and disadvantages of a hierarchical database?
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What are the command codes and their purposes?
What is Hierarchy Chart?
What is mpp mode?
What is a Hierarchy path?
What are the advantages of a hierarchical database?
Is it necessary that the key field in a Dl/I database be unique?
What is the need for a secondary index in ims?
What will happens when a BMP programs takes a checkpoints?
Define the terms Parent & Child.
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