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PROGRAM TO DEMONSTRATE SORT VERB:
The file for which a record having 2 fields, viz., Account Number and Name is already available. Sort the file based on the ascending order of the Account Number.
identification division.
program- id.
environment division.
input-output section.
file-control.
select o1- file assign to disk
organization is line sequential.
select s1-file assign to disk
select w- file assign to disk.
data division.
file section.
fd o1- file
label records are standard
value of file- id is "o1.dat".
01 o1-rec.
02 o1-acc-no pic 9(2).
02 o1-name pic x(4).
fd s1-file
value of file- id is "s1.dat".
01 s1-rec.
02 s1-acc-no pic 9(2).
02 s1-name pic x(4).
sd w-file.
01 w-rec.
02 w-acc-no pic 9(2).
02 w-name pic x(4).
procedure division.
p-1.
sort w-file on ascending key w-acc-no using o1-file
giving s1- file.
stop run.
PROGRAM FOR SIMPLE PERFORM: We have to write a program to elaborate simple PERFORM statement Identification division. Program- id. Perf1. Environment division. Da
Point Location: The position of the decimal point is the other characteristic which can be specified in the case of the numeric data items. If the position is not specified, t
There are some restrictions when these procedures are used. (i) The Procedure should not contain any SORT/MERGE statement. (ii) An explicit transfer of the control outside
Currency Sign - edit characters for numeric data: $ (Currency Sign): The single currency sign can appear at the leftmost place of a picture. In that situation the $ cha
CLOSE statement: The simplified syntax of the CLOSE statement is as shown below: CLOSE file-name-1 [WITH LOCK ] [ , file-
Data types available in COBOL are given below Alpha-numeric (X), numeric (9), alphabetic (A)
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 if- else statement: IF OK-BALANCE NEXT SENTENCE ELSE MOVE 2 BALANCE-CODE In this illustration, the OK-BALANCE is a condition name. No action is specific if
REWRITE STATEMENT: The REWRITE statement has the format for a relative file as shown below, REWRITE record-name [ FORM identifier ]
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
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