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Direct Organization:
Besides the relative or indexed organization, also a direct access file can be designed to have what is termed as direct organization. In this organization, the data records are stored or "accessed" by using a scheme of converting the record into the disk address to which the record is placed. Therefore, no index table as in the case of an indexed file is essential.
The LENDER Bank offers mortgages on homes valued up to $500,000. The required down payment is calculated as follows: 4% of the first $60,000 borrowed 8% of the next $30,000 borro
Edit Characters for Numeric Data: The characters below can be used in the PICTURE clause to indicate the editing. Z * $ - + CR DB . , B O /
Example of condition names: The illustration below is of the use of the condition names 77 MARITAL-STATUS PIC 9 88 SINGLE VALUE IS ZERO 88 MA
REDEFINES CLAUSE: At times it may be found that two or more storage regions defined in the DATA DIVISION are not in use concurrently. In such situations only one storage regio
What is the difference b/w index and subscript? Subscript indicates to the array occurrence whereas index is the displacement (in no of bytes) from the beginning of the array.
cobol program for generate a eb bill
PERFORM WITH TIMES OPTION: The format of a PERFORM TIMES statement is as shown below: Illustration: A) Perform the para-2 5 times. In this situation the specifie
File Activity: The file activity is a measure of the proportion of records processed during an update run. Therefore we define the activity ration as shown below. Activi
Illustration of Subtract verb: (a) SUBTRACT A FROM B. This illustration means that the value of A will be subtracted from the value of B and the subtracted result will be s
RESERVE clause: This clause indicates the number of buffers to be used for the file. Integer-1 specifies this number. ORGANIZATION/ACCESS clause: These two clause
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