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Example of File-control:
The assign clause assigns a specific physical peripheral device name to a file. The physical peripheral device are machine-dependent. We use the device names READER, TAPE, PRINTER and DISK to mean line printer, card reader, magnetic tape and magnetic disk device respectively.
An illustration of the FILE-CONTROL paragraph is shown below.
FILE-CONTROL.
SELECT CARD-DESIGN ASSIGN TO READER
SELECT PRINTER-FILE ASSIGN TO PRINTER.
This paragraph represents that there are 2 files - CARD-DESIGN & PRINTER-FILE. The file named CARD-DESIGN is a card file whereas the other is a report file to be printed on the line printer.
WRITE STATEMENT: The records are written to be logical place as determined from the value of the record key. The INVALID KEY condition occurs in the cases shown below: (i)
VALUE CLAUSE: The value clause defines the preliminary value of the data item. Normally initialization will be completed just before the first statement in the procedure di
Evaluate is like a case statement & Evaluate stamenet can be used to replace nested Ifs. The difference b/w EVALUATE and case is that there is no 'break' is required for EVALUATE
INDEXED TABLES: The OCCURS clause that is used to define tables can optionally have an INDEXED phrase. This phrase involves the names of data items which are to be used as sub
PROGRAM FOR COMPUTE VERB: We have to write an easy program to elaborate the COMPUTE verb. Identification division. Program- id. compverb. Environment division. Da
OCCURS - INDEXED BY PROGRAM: identification division. program- id. searching. environment division. data division. working-storage section. 01 table1. 0
STATEMENTS FOR SEQUENTIAL FILES: A basic operation on a file includes the reading and writing of its records. Whenever the file is sequential, there are three verbs for the
PROGRAM FOR ADD VERB: We have to write a simple program to elaborate the ADD verb. You can also use edit characters in the program. Identification division. Program- id.
I need help with a COBOL programming assingment. I have started the program but I need help completing the program. I have 5 errors. Here is the question. 10. Suppose your company
cobol program for generate a eb bill
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