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INPUT-OUTPUT SECTION:
This section holds information regarding the files to be used in the program. There are 2 paragraphs in this section- FILE-CONTROL & I-O-CONTROL.
The FILE-CONTROL is used almost in every program. Below are some of the entries of the FILE-CONTROL paragraph. The Input-Output section is elective in many computers.
scope of marginal costing
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
Illustration of simple sort verb: Illustration: Suppose that we have a card file with the following records description in the data division. The names of the work fil
THE SIMPLE SORT VERB: The process of sequencing the records in some preferred manner is termed as sorting. The Sorting is done upon some key data item in the record. For illus
PROGRAM FOR PERFORM ...UNTIL We have to write a program to find the sum of "n" natural numbers. Identification division. Program- id. PerfUntil. Environment division.
File volatility: File volatility associates to the number of times the updating of records are needed during some time period. File interrogation: Some files hold re
Illustration of Search verb: To illustrate the other use of SEARCH verb, assume we wish to search the similar tab to find the number of persons whose deposited amount is more
Group Item as Operand in the Relational Condition: Whenever an operand of a relational condition is the group item, the item is then considered to be an alphanumeric field. Th
Picture Clause: The picture clause explains the general characteristics of an elementary data item. These characteristics are elaborated below: Class: In COBOL the
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 organizati
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