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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.
Introduction to COBOL: In the year 1959, a new language named the COBOL ( CO mmon B usiness O riented L anguage) was introduced remembering the business purpose application
TO WRITE A QUADRATIC EQN ROOTS ARE COMPLEX IN COBOL PROGRAM
PROGRAM TO DEMONSTRATE MERGE VERB: The two files for which a record having 2 fields viz. Account Number and Name are already available. Now Merge these two files and create a
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
.(Period or Decimal Point) : The period may be used to insert a decimal point and may not come into view more than once. Both the period and V cannot appear in similar picture
Data Names and Identifiers: The Data name provides reference to the storage space in the memory where the real value is stored. This value takes part in the operation whene
bal majduri ik kanuni apradh hai is de bavjud bache ,ghra,hotla,road, kam karn lai majbur han bacheya te mapeya nu parhai val prerit karn lai ik bashan teyar kro
Abbreviation: The Consecutive relational conditions in a compound condition can be abbreviated in many cases as shown: (i) When the subjects in the consecutive relational c
Size: The number of characters or digits needed to store the data item in the memory in termed as the Size of the data item. All the 4 general characteristics explained can
UPDATING OF THE RELATIVE AND INDEXED FILES: The Sequential files are updated by creating a new master file from an existing old master file and a transaction file. Such an Upda
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