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Rules for Simple sort verb:
The work file is to be defined by a sort elaboration entry (SD entry).The format of SD entry is as shown below.
The rules below should be taken into considerations while specifying this sort verb
(i) The input, output and the work file are open by the sort statement before the starting begins and are closed by the sort statement itself after the sorting is over.
(ii) There can be any number of the SORT statement in a program.
(iii) The sorting can be completed on any number of keys.
(iv) All the keys on which the sorting is completed should appear with their elaboration in the record explanation of file name1.
(v) The Keys in sort statement do not need any qualification.
(vi) When two or more records in the input file have similar keys.
(vii) The SELECT clauses for the work file file- name-1 is SELECT file-name-1 ASSIGN TO hardware-name.
FILE CHARACTERISTICS: The task of file handling is the responsibility of the system software termed as IOCS (Input-Output control system). Record Size: We know that th
Rules for apply for the condition name: The rules below apply for the condition name. (i) The Condition names should be explained at level 88. The level number starts in ma
Floating Insertion The currency symbol ($) can emerge in multiples on the left-hand side of the picture. In this situation the character will be treated in similar way as t
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PERFORM STATEMENT: The PERFORM statement can be used to execute the group of consecutive statements written elsewhere in the program. We refer to this group of statements a
I uploaded a file from PC to Mainframe, variable LRCL 256. In my COBOL program I defined it as FD INPUT-FILE LABEL RECORDS ARE OMITTED BLOCK CONTAINS 0 RECORDING MODE
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
Edit Characters for Numeric Data: The characters below can be used in the PICTURE clause to indicate the editing. Z * $ - + CR DB . , B O /
Illustration of perform statement: PERFORM CALCUALTE-TAX. In this illustration, the CALCULATE-TAX is either a section name or paragraph name. Assume that it is a section
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