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Example of Nested if statement:
Illustration:
Consider the following sentence
The nested IF sentence holds two IFs and one ELSE. The IF-ELSE couple has been marked by the number 1 within a circle. The IF marked with 2 within the circle is alone IF without any ELSE. Now it can be simply seen that the above sentence is equal to the following flow chart.
Display control verbs in Cobol
Sign - Picture clause: The numeric data item can be signed or unsigned. If a numeric data is regarded as unsigned then during the execution these unsigned data items are treat
NEGATED SIMPLE CONDITION: Any of the easy condition explained can be preceded by the logical operator NOT. The consequence of placing the operator NOT before an easy condition
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
PROGRAM FOR RENAMES CLAUSE: identification division. program- id. environment division. data division. working-storage section. 01 emp. 02 empdet.
OCCURS CLAUSE - PROGRAM: We have to write a program to elaborate occurs clause. Get names and marks of the students and show them on the screen. identification division.
Encryption and Decryption
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
Major difference between file and array how does record read from array and file why we are not preparing array for real time
Data types available in COBOL are given below Alpha-numeric (X), numeric (9), alphabetic (A)
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