Enphase Energy Interview Questions, Process, and Tips

A dequeue is a data structure that allows insertion and deletion from both ends.

• Use a doubly linked list to implement a dequeue

• Maintain two pointers, one for the front and one for the rear

• Implement methods like insertFront(), insertRear(), deleteFront(), deleteRear()

• Example: Java's Deque interface

Waterfall is a linear approach to software development while Agile is iterative and flexible.

• Waterfall is a sequential process where each phase must be completed before moving on to the next.

• Agile is an iterative process where requirements and solutions evolve through the collaborative effort of self-organizing and cross-functional teams.

• Waterfall is best suited for projects with well-defined requirements and a fixed s...read more

Key metrics of project management include scope, time, cost, quality, risk, and stakeholder satisfaction.

• Scope: defining and managing project goals and deliverables

• Time: scheduling and meeting project deadlines

• Cost: managing project budget and expenses

• Quality: ensuring project meets quality standards

• Risk: identifying and managing potential project risks

• Stakeholder satisfaction: meeting stakeholder expectations and need

A Program Manager should have strong leadership, communication, and problem-solving skills.

• Leadership skills to manage a team and drive results

• Communication skills to effectively communicate with stakeholders

• Problem-solving skills to identify and mitigate risks

• Ability to prioritize tasks and manage multiple projects

• Technical knowledge to understand project requirements and constraints