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What is the Global stiffness method called?

(a) Multiple matrix

(b) Direct stiffness matrix

(c) Unique matrix

(d) Vector matrix

I had been asked this question in homework.

This intriguing question originated from One Dimensional Problems in section One Dimensional Problems of Finite Element Method

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Best answer
Right answer is (b) Direct stiffness matrix

The best explanation: Global stiffness matrix method makes use of the members stiffness relations for computing member forces and displacements in structures. Hence Global stiffness matrix or Direct stiffness matrix or Element stiffness matrix can be called as one.

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