Technical Interview Questions

Kwaku K. - "Use a BFS"See full answer

Luke P. - "A full stack developer could be summarized as the person who both writes the APIs and consumes the APIs. They are familiar with Databases/Data-layer services, middle-layer/application services and business logic, and finally familiar with the consumers whether front-end applications/UIs or other systems. They can understand the trade-offs up and down the stack, where to adjust along the service-call-path. Ideally they are comfortable programming both async calls (front end javascript promises, e"See full answer

Adriel W. - "A DOS attack is meant to shut down a machine or network, making it inaccessible to its intended users. Some mitigations would be knowing what normal and abnormal traffic is. Deploy Firewalls for sophisticated application attacks."See full answer

Keval B. - "I would evaluate by comparing the results of old and new ranking algorithms, based on number of false positives."See full answer

Santhiya V. - "The single forward slash xpath is called the absolute xpath. The double forward slash is called the relative xpath. The double forward slash xpaths are the most preferrable ones as it directly points to the object by its name, id, label etc."See full answer

Moyosore abosede A. - "Understand the product itself, the company's vision and goals, the customers who uses the products, work closely with the product designer, sources of resources and seek the opinions from my team, product backlog refinement, work closely with the scrum master and cross functional team."See full answer

Nikunj V. - "OLTP (Online Transaction Processing) and OLAP (Online Analytical Processing) are two types of data processing systems, each designed for specific purposes in the context of database and data warehouse environments. OLTP (Online Transaction Processing):Purpose: OLTP systems are designed to manage and handle high volumes of transactions, such as inserting, updating, and deleting data. These systems are typically used in day-to-day business operations. Characteristics: Handles small, si"See full answer

Anonymous Muskox - "Opportunity cost, cost of improving the feature, and its's further benefits. Overall business objective, Business stage. [Let's say we haven't acquired much of the customers, so thinking about improving the service won't be a good idea. We should try to scale when it is required.]"See full answer

Ayush kumar S. - "I submitted a PRD as it was a take home assignment."See full answer

Delyan P. - "On the topic of personalisation the main complexity comes from stitching the data together so that you can create a curated and hopefully personal experience for the consumers (e.g. product offer that match user's interest). Since the existing technology we use, especially on the app, do not support some of of the BE foundations needed to personalize omni-channel the main complexity is in integrating with the BE services especially creating connected data pipelines. My main contribution is in"See full answer

Anmol R. - "The example given is wrong. The 2nd test case should have answer 3, as we can get to 6 by using 3 coins of denomination 2."See full answer

Rishabh R. - "if decreasing arr, start from end and keep checking if next element increases by 1 or not. wherever not, put that value there."See full answer