خيار واحد 29. Amazon Bedrock Knowledge Bases least-privilege access for ML resources monitor ML infrastructure and applications managed retrieval-augmented generation host models for inference أرسل التصويت ما الغرض الأساسي من Amazon Bedrock Knowledge Bases؟ #MLA-C02 #AWS_Certified_Machine_Learning_Engineer_-_Associate #AWS_practice_test #AWS_certification #practice_questions