How do you reference the following file formats from COBOL programs:1. Fixed Block File 2. Fixed Unblock File 3. Variable Block File 4. Variable Unblock File 5. ESDS VSAM File 6. KSDS VSAM File 7. RRDS File 8. Printer File

How do you reference the following file formats from COBOL programs:1.

1.	How do you reference the following file formats from COBOL programs:1. Fixed Block File 2. Fixed Unblock File 3. Variable Block File 4. Variable Unblock File 5. ESDS VSAM File 6. KSDS VSAM File 7. RRDS File 8. Printer File
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