When dealing with large datasets, how can you minimize the impact of disk I/O on performance in COBOL?
- Implement "READ NEXT" operation
- Implement indexing on the files
- Use the "REWRITE" statement for efficient updates
- Utilize sequential file access
Implementing indexing on files helps minimize the impact of disk I/O by providing direct access to specific records, reducing the need for sequential scanning of the entire file.
Loading...
Related Quiz
- What happens when a CONTINUE statement is encountered during program execution?
- When working with indexed files, the _____ clause is used to specify the key structure.
- In COBOL, can you have a table with varying numbers of occurrences for each element?
- How does COBOL handle multi-dimensional arrays?
- When working with indexed files, the ______ clause is used to define the structure of the index file.