Huawei HCIE-AI Practice Questions - Huawei Certified ICT Expert - Artificial Intelligence (Written H13-541+ Lab + Interview) Exam

For a real symmetric positive-definite matrix A, which statement about its eigendecomposition A = QΛQᵀ is TRUE?

Q is unitary and Λ contains complex eigenvalues Q is orthogonal and Λ contains strictly positive eigenvalues Q must be lower triangular and Λ has real entries Q is the identity matrix and Λ equals A

Correct Answer:

Q is orthogonal and Λ contains strictly positive eigenvalues

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