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What is the difference b/w index and subscript?
Subscript indicates to the array occurrence whereas index is the displacement (in no of bytes) from the beginning of the array. An index can only be modified using PERFORM and SEARCH and SET.
Figurative Constants: The Figurative constants have several fixed names and the compiler recognizes these names and it sets up the equivalent values in the object program.
PROGRAM FOR SCREEN SECTION: identification division. program- id. environment division. data division. working-storage section. 01 a pic 9(2) value
FILE STATUS clause: This clause has been involved in the above syntax for completeness. The ORGANIZATION, REVERSE, ACCESS and STATUS clause can be specified in any order.
Record Description for the Variable-length Records: When the variable- length records consists of records of various lengths, each record type is to be explained at level 01 f
, (Comma) : A comma, whenever used in a picture, is considered as an insertion character and inserted wherever it become visible. There can be more than one comma in the pictu
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
SEQUENTIAL FILES WITH THE VARIABLE-LENGTH RECORDS: The Magnetic - tape or disk files can hold variable-length records. In this situation the file can have records with various
Identification Division: The Identification Division is the first division of each and every COBOL source program. The paragraph PROGRAM-ID is necessary in most of the mac
ACCEPT STATEMENT: The ACCEPT statement is used to read the low-volume data from the operator's console, several other hardware device or from the operating system. The common
PROGRAM FOR IF -ELSE: We have to write a program to check whether the given number is ODD or EVEN. You can use IF..ELSE. Identification division. Program- id. IfElse.
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