Zymr Systems Interview Questions, Process, and Tips

Use SQL query to count number of reportees for each manager and filter out those with atleast 5 reportees.

• Write a SQL query to count number of reportees for each manager using GROUP BY clause

• Add HAVING clause to filter out managers with atleast 5 reportees

• Example: SELECT managerId, COUNT(id) AS num_reportees FROM table_name GROUP BY managerId HAVING num_reportees >= 5

Use libraries like pandas and dask to efficiently manage large datasets in Python.

• Use pandas library for data manipulation and analysis.

• Use dask library for parallel computing and out-of-core processing.

• Optimize memory usage by loading data in chunks or using data types efficiently.

• Consider using cloud services like AWS S3 or Google BigQuery for storing and processing large datasets.

Some commonly used Python libraries for Data Analysts are Pandas, NumPy, Matplotlib, and Scikit-learn.

• Pandas - used for data manipulation and analysis

• NumPy - used for numerical computing and working with arrays

• Matplotlib - used for data visualization

• Scikit-learn - used for machine learning and data mining

Agile values include individuals and interactions over processes and tools, while Scrum values include commitment, courage, focus, openness, and respect.

• Agile values prioritize individuals and interactions over processes and tools

• Scrum values include commitment, courage, focus, openness, and respect

• Scrum ceremonies include Sprint Planning, Daily Standup, Sprint Review, and Sprint Retrospective

• Story points are a unit of...read more

As a project manager, I prepare various documents such as project plans, schedules, budgets, risk assessments, and progress reports. I contribute by leading the team, managing resources, and ensuring project success.

• Prepare project plans outlining scope, objectives, deliverables, and timelines

• Create schedules to allocate tasks and track progress

• Develop budgets to manage project costs effectively

• Conduct risk assessments...read more

Provide clear expectations, offer support and training, provide feedback and recognition, set goals and milestones.

• Clearly communicate expectations and goals to the resource.

• Offer support and training to help the resource improve their skills and knowledge.

• Provide regular feedback and recognition for progress made.

• Set specific goals and milestones to track improvement.

• Create a development plan with the resource to addr...read more

Scrum of Scrums is a scaled agile framework where multiple Scrum teams coordinate their work. PI planning is a key event in SAFe where teams plan their work for the upcoming Program Increment.

• Scrum of Scrums involves representatives from each Scrum team meeting regularly to discuss dependencies and progress.

• PI planning is a two-day event where teams align on their objectives, dependencies, and priorities for the upcomi...read more