Yugabyte Interview Questions and Answers

Q1. ACID Properties
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ACID properties are a set of properties that guarantee reliable and consistent transactions in a database system.
• Atomicity ensures that either all operations in a transaction are completed successfully or none at all.

• Consistency ensures that the database remains in a valid state before and after the transaction.

• Isolation ensures that the concurrent execution of transactions results in a system state that would be obtai...read more
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Q2. What are Idempotent HTTP Requests?
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Idempotent HTTP requests are requests that can be repeated multiple times without changing the result beyond the initial request.
• Idempotent requests have the same outcome no matter how many times they are executed.

• GET, PUT, and DELETE HTTP methods are typically idempotent.

• POST requests are not idempotent as they can create new resources with each execution.
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Q3. Questions regarding your project, and how did you learn from the projects and tasks assigned to you?
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Q4. System Design
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Q1. What are your future goals and how do they align with the services offered by the company?
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Q2. What is Software as a Service (SaaS)?
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Q1. How did your previous round of interviews go?
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Q1. Javascript based round
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Q1. Discussion with lead engineer
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Q1. Discussion with EM
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Q1. Discussion with EM
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Q1. HR Discussion & final round
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Q1. Tell me about yourself.
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Q2. What technologies did you use?
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I have been assigned to create the data model and API design for policy management for SCO2.

Q1. Discussion on the programing and the also discussion on the data modal i prepared
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Q1. Let var const difference
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var, let, and const are all used to declare variables in JavaScript, but they have different scopes and mutability.
• var is function-scoped and can be redeclared and reassigned

• let is block-scoped and can be reassigned but not redeclared

• const is block-scoped and cannot be reassigned or redeclared
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Q2. Polyfills of bind method
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Polyfills of bind method provide a way to use the bind method in older browsers that do not support it natively.
• Polyfill code typically checks if the bind method is available and if not, it creates a new function that mimics the behavior of bind.

• One common polyfill for the bind method is the following: Function.prototype.bind = Function.prototype.bind || function() { // polyfill code here };

• Polyfills are often used to ...read more
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Q1. Make a search bar in React
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Create a search bar component in React for filtering data
• Create a functional component for the search bar

• Use state to store the search query

• Implement a onChange event handler to update the search query

• Filter the data based on the search query
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Q2. React js core concepts
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Q1. How you structure your work
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I structure my work by breaking down tasks, setting priorities, creating timelines, and regularly reviewing progress.
• Break down tasks into smaller, manageable chunks

• Set priorities based on deadlines and importance

• Create timelines to track progress and ensure timely completion

• Regularly review progress and adjust plans as needed
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Q2. How you make a project from scratch
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To make a project from scratch, start by defining requirements, creating a plan, designing the architecture, implementing the code, testing, and deploying.
• Define project requirements and goals

• Create a project plan with timelines and milestones

• Design the architecture of the project, including database schema and system components

• Implement the code following best practices and coding standards

• Test the project thoroughly ...read more
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Q1. Find element whose count is more than n/2
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Use Boyer-Moore Majority Vote Algorithm to find element with count more than n/2.
• Initialize candidate element and count

• Iterate through array, updating count if same as candidate or decrementing if different

• If count becomes 0, update candidate element

• Iterate again to confirm candidate element count is more than n/2
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Q2. One puzzle based on distance and banana
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Q1. Resume screening
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Q1. Basic to advanced python with django
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Q1. Explain the inter relation between a sales and marketing funnel
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Sales and marketing funnels are interconnected processes that guide potential customers from awareness to purchase.
• Sales funnel focuses on converting leads into customers through direct sales tactics.

• Marketing funnel focuses on generating awareness and interest in a product or service.

• Marketing activities feed into the top of the sales funnel by attracting potential customers.

• Sales activities further qualify and nurtur...read more
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