Mainframe IMS Interview Questions, IMS Questions asked in top companies.
Professionals are asked to share the answers.
- Explain what are the advantages and disadvantages of a hierarchical database?
- What is the physical nature of a database called?
- Is it always necessary that all the segments in a DI/I database need to have key fields?
- How many key fields and search fields can a segment have in IMS?
- Is it necessary condition that the key field in a DI/I database be unique?
- What is a key field in an IMS database?
- Cn you explain in brief what is a Root in IMS DB?
- What is a database record?
- What do you mean by Hierarchy Chart?
- Give the definition of the terms Parent and Child.
- What are the control block in IMS? Explain its usage.
- Which is the first statement in COBOL-IMS programs?
- What is the return code you get after a successful IMS call?
- Explain what is a hierarchy path in IMS?
- What do you mean by a Segment in IMS?
- What are the limitation on the no. of levels in a DL/I database ?
- What do you mean by Twins in IMS DB?
- Explain what are the control blocks available in IMS DB?
- How many segment types can you have in a DL/I database?
- What do you mean by a Segment type in IMS?
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