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Which of these was one of the methods for determining assembly of global stiffness matrix?

(a) Galerkin approach

(b) Skyline approach

(c) Rayleigh method

(d) Assembly method

The question was posed to me in a job interview.

This intriguing question comes from Assembly of Global Stiffness Matrix for the Banded & Skyline Solutions topic in portion Trusses of Finite Element Method

1 Answer

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Best answer
The correct choice is (b) Skyline approach

Best explanation: In assembly of global stiffness matrix, there are two methods to determine the global stiffness matrices. They are banded approach and skyline approach. In which the assembly procedure of the matrix was easy.

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