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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.
TO WRITE A QUADRATIC EQN ROOTS ARE COMPLEX IN COBOL PROGRAM
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 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
Evaluate is like a case statement & Evaluate stamenet can be used to replace nested Ifs. The difference b/w EVALUATE and case is that there is no 'break' is required for EVALUATE
calculate simple interest
.(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
FILE UPDATION: The method of modifying an old file with present information is termed as file updating. Master file: A master file is a file which is used as an author
Write a COBOL IF sentence to use the values of numeric variables EXAM and COURSEWORK , both assumed to be with format PIC 999 and in the range 0 to 100 and to move the value:
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Example of Open statement: Illustration: The OPEN INPUT TRANSACTION, OLD-MASTER OUTPUT NEW-MASTER. The illustration represents that there are two input files named the
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