INTERVIEW QUESTIONS MAINFRAME COBOL DETAILS

Question: Write a COBOL program for Matrix Addition.

Answer: identification division.
programe id. x.
enviroment division.
data division.
warking-storage section.
procedure division.
inline perform to reach 2y2 or 3y3 matrix. e.g.
Perform varying I from 1 by 1 until i > 3
Perform varying J from 1 by 1
until J > 3
Add Matrix1(I,J) to
Matrix(I,J)giving
Marix3(I,J)
End-Perfrom
End-Perfrom.

identification division.
programe id. x.
enviroment division.
data division.
warking-storage section.
procedure division.
inline perform to reach 2y2 or 3y3 matrix. e.g.
Perform varying I from 1 by 1 until i > 3
Perform varying J from 1 by 1
until J > 3
Add Matrix1(I,J) to
Matrix(I,J)giving
Marix3(I,J)
End-Perfrom
End-Perfrom.




Source: CoolInterview.com

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