When is it preferable to use fixed-length records instead of variable-length records in COBOL file processing?
- When dealing with large files
- When optimizing for storage space is crucial
- When the records have varying structures
- When there is a need for dynamic record lengths
Fixed-length records are preferable in COBOL when optimizing for storage space is crucial. This is because fixed-length records allocate a consistent amount of storage for each record, which can be more space-efficient in certain scenarios.
Loading...
Related Quiz
- Which SQL statement is used in COBOL to retrieve data from a database table?
- In a COBOL application that involves scheduling events at different times, how would you handle time zone conversions to ensure accurate event scheduling?
- In a COBOL program, you need to write records to a file, and you want to handle write errors gracefully. Which COBOL file control verb allows you to do this?
- You are developing a COBOL program that reads data from an external file. What would you do if the file does not exist when you attempt to open it?
- COBOL provides _______ verbs for VSAM and ISAM file handling to open, close, read, and write records.