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OCCURS - INDEXED BY PROGRAM:
identification division.
program- id. searching.
environment division.
data division.
working-storage section.
01 table1.
02 data1 occurs 10 times indexed by a1.
03 name pic x(25).
03 sal pic 9(6).
01 n pic 9 value 0.
01 tot pic 9(2) value 0.
01 i pic 9 value 0.
procedure division.
p-1.
display(1 1) erase.
display(5 5) "Enter Data .....".
display(7 5) "Enter No.of Records : ".
accept n.
perform init-para varying i from 1 by 1 until i > n.
perform get-para varying i from 1 by 1
until i > n.
set a1 to 1.
p-2.
search data1 at end go to p-3
when sal (a1) > 1000
add 1 to tot.
set a1 up by 1
go to p-2.
p-3.
display(20 5) "Total Records > 1000 [sal] = " tot.
stop run.
get-para.
display(3 5) "Name : ".
accept name (i).
display(5 5) "Salary : ".
accept sal (i).
init-para.
move spaces to name(i).
move 0 to sal(i).
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PROCEDURE DIVISION statements for the indexed files: All the statements which are available for a relative file are also available for an indexed file. READ STTATEMENT :
OCCURS - INDEXED BY PROGRAM: identification division. program- id. searching. environment division. data division. working-storage section. 01 table1. 0
REDEFINES CLAUSE: At times it may be found that two or more storage regions defined in the DATA DIVISION are not in use concurrently. In such situations only one storage regio
OCCURS CLAUSE - PROGRAM: We have to write a program to demonstrate the occurs clause. Get names of the students and show them on the screen. identification division.
RENAMES CLAUSE: At times re-grouping of an elementary data items in a record may be essential so that they can belong to the original as well as to the latest group. This is o
ON SIZE ERROR OPTION: Whenever a size error occurs, the contents of the result field after the operation is unpredictable. Though, the processing is not-terminated and the co
BLANK WHEN ZERO: BLANK WHEN ZERO is an editing clause that may be used along with a picture. This will set the whole data item to blanks of its value is equal to zero. Though,
PROGRAM TO FIND INTEREST ON BANK DEPOSITS: We have to write a program to find interest on deposits. The criteria is given below : identification division. program-
Block Size: The normal practice is to group a number of consecutive records to form that is termed as a block or a physical record. The number of records in a block is frequen
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