Describe how Redis worker pods are created, to compliment the master pod. Explain how the replication controller effects the performance of pod replicas. Describe how .yaml files can be obtained from GitHub or by using search commands in the container shell. Outline how the Redis master and slave pods are verified in the Kubernetes dashboard. List programming languages, other than PHP, that can be used to build the project frontend.Define the purpose of 'ls' commands in the container shell.Discuss how CPU and log activity is observed in the Kubernetes dashboard.