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# Matrix Algebra - Finite Element Method MCQ Questions

Matrix Algebra MCQs : Here you will find MCQ Questions related to "Matrix Algebra" in Finite Element Method. These Matrix Algebra MCQ Questions Will help you to improve your Finite Element Method knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations

Question 1

A matrix is a rectangular array of numbers arranged into?

A. rows
B. columns
C. Both A and B
D. values

Question 2

____________ is used in statistics to express collections of data.

A. Matrix design
B. Matrix algebra
C. Matrix drawing
D. Matrix tool

Question 3

Dimension are also called?

A. Elements
B. row
C. columns
D. order

Question 4

A diagonal matrix with zeros as elements except for the diagonal, which has ones known as?

A. Identity matrix
B. Scalar matrix
C. Vector matrix
D. Transpose matrix

Question 5

If you want to add two matrices, their dimensions must be exactly the same.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

Question 6

A matrix with 4 rows and 2 columns can be subtract to a matrix with 5 rows and 2 columns.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

Question 7

A symmetric matrix is called ____________, if all its Eigen values are strictly positive i.e., greater than zero.

A. Negative definite
B. Co- definite
C. Positive definite
D. Alternative definite

Question 8

A positive definite symmetric matrix A can be decomposed into form A=LL^T this decomposition is called ________

A. Rayleighs
B. Galerkins
C. Potential energy
D. Cholesky

Question 9

Which of the following properties define a singular matrix?

A. The matrix is square
B. It does not have an inverse
C. It has a determinant of 0
D. All of the above