Zensar Technologies Interview Questions and Answers

I would invest in real estate, start a charitable foundation, and travel the world.

• Invest in real estate to generate passive income

• Start a charitable foundation to give back to the community

• Travel the world to experience different cultures and broaden my horizons

Invert a binary tree by swapping left and right child nodes recursively

• Start by swapping the left and right child nodes of the root node

• Recursively invert the left subtree

• Recursively invert the right subtree

Implement custom HashMap

• Create a custom class to represent the HashMap

• Implement methods like put, get, remove, and resize

• Handle collisions using separate chaining or open addressing

Achieving something requires setting clear goals, creating a plan, staying focused, taking action, and being persistent.

• Set clear and specific goals

• Create a detailed plan with actionable steps

• Stay focused on your goals and avoid distractions

• Take consistent action towards your goals

• Be persistent and don't give up, even in the face of challenges

To start online work, you can begin by identifying your skills and interests, researching online job opportunities, creating a professional online presence, networking with others in your field, and applying for remote positions.

• Identify your skills and interests to determine what type of online work would be a good fit for you

• Research online job opportunities on websites like Indeed, Upwork, and FlexJobs

• Create a professional online presence through platforms like LinkedIn an...read more

Ambition company is a term used to describe a company that is driven by goals, aspirations, and a desire for success.

• An ambition company sets clear goals and objectives for its employees to strive towards.

• It encourages innovation and creativity among its workforce.

• Ambition companies often have a strong focus on growth and expansion.

• Employees in an ambition company are motivated to excel and achieve their full potential.

• Examples: Google, Amazon, Tesla

Scaling a web application involves optimizing performance and ensuring it can handle increased traffic.

• Use load balancing to distribute traffic evenly across servers.

• Implement caching to reduce load on the database.

• Optimize database queries and indexes for faster retrieval.

• Use content delivery networks (CDNs) to serve static assets closer to users.

• Consider horizontal scaling by adding more servers to handle increased load.

• Monitor performance metrics and scale resources accord...read more