HCLTech Interview Questions, Process, and Tips

UDS protocol stands for Unified Diagnostic Services protocol used in automotive industry for communication between vehicle ECUs.

• UDS protocol is used for diagnostic communication between electronic control units (ECUs) in vehicles.

• It is standardized by ISO 14229-1 and ISO 14229-2.

• UDS allows for diagnostic services such as reading and clearing diagnostic trouble codes, accessing ECU information, and performing routines l...read more

Kubernetes architecture is a container orchestration platform that uses a master-slave architecture to manage containerized applications.

• Kubernetes has a master node that manages the cluster and worker nodes that run the applications.

• The master node has several components such as API server, etcd, scheduler, and controller manager.

• Worker nodes have kubelet, kube-proxy, and container runtime components.

• Kubernetes uses l...read more

Git rebase is a command used to integrate changes from one branch to another by applying them on top of the target branch.

• Rebase rewrites the project history by creating new commits for the changes.

• It is used to keep the commit history clean and linear.

• It is an alternative to merging and can be used to resolve conflicts.

• It should not be used on public branches as it can cause conflicts for other users.

• Example: git reba

Performance process involves setting goals, monitoring progress, providing feedback, and evaluating results.

• Setting clear and specific performance goals for individuals or teams

• Regularly monitoring progress towards those goals

• Providing feedback on performance to help improve

• Evaluating results to determine success and areas for improvement