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CR and DB (Credit and Debit Sign):
The two characters that is CR or DB symbol may appear only at the rightmost place of the picture. They are similar to the minus sign edit character. In another words, the symbols CR or DB will appear in the rightmost place, only if the item is negative, or else they will be replaced by two space characters.
Examples:
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
CONDITIONS-NAME CONDITION: The condition name is an entity which itself is a condition and these can have either a true or false value. Though, a condition name cannot be d
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
LEVEL NUMBERS: The COBOL makes use of the level number concept to explain the hierarchical data structure. A level number is a 2 digit number. The permitted level numbers a
PROGRAM FOR ELECTRICITY BILL: An electricity company supplies electricity to 4 types of customers coded 1, 2, 3 & 4.The rate schedule for customers is shown in one table as
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
PROGRAM FOR INVENTORY We have to write a program to update the inventory file. Consider 2 files,viz, invfile an tranfile. Invfile has 3 fields pno,name,qty. Tranfile has 3 fil
RELATIONAL CONDITION: We know that a relational condition specifies a comparison between two operands and has the form. Operand-1 relational-operator operand-2
PROGRAM FOR MOVE CORRESPONDING: We have to write a simple program to demonstrate Move Corresponding. identification division. program- id. environment division.
READ STATEMENT: The aim of this verb is to make available the next logical record from the input file. It is important to note the meaning of the "next" logical record in the
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