Medicare Assistant Software Engineer Interview Questions and Answers

JavaScript is a high-level, interpreted programming language used for creating interactive websites.

• JavaScript is commonly used for client-side web development.

• It can be used to add interactivity, animations, and dynamic content to websites.

• JavaScript is often used in conjunction with HTML and CSS.

• Popular JavaScript frameworks include React, Angular, and Vue.

JS is a programming language used for web development. Virtual DOM is a concept in React to improve performance.

• JS (JavaScript) is a popular programming language used for web development.

• Virtual DOM is a concept in React where a lightweight copy of the actual DOM is created and updated to improve performance.

• Virtual DOM allows React to efficiently update the actual DOM by only re-rendering components that have changed.

OOPs stands for Object-Oriented Programming. Abstraction is the concept of hiding complex implementation details and showing only necessary features of an object.

• OOPs is a programming paradigm that uses objects and classes to design and develop applications.

• Abstraction is the process of hiding the implementation details and showing only the necessary features of an object.

• For example, a car can be represented as an obj...read more

Buttons are used when an action needs to be performed, while links are used for navigation.

• Buttons are more suitable for actions like submitting a form, saving data, or triggering a function.

• Links are used to navigate to different pages or sections within a website.

• Buttons provide visual feedback when clicked, while links do not.

• Buttons can be styled and customized more easily than links.

• Buttons can have different stat

Optimize a SQL procedure with 5000 lines of code by identifying bottlenecks and implementing performance improvements.

• Identify and analyze the most time-consuming parts of the procedure

• Optimize queries by adding appropriate indexes, rewriting queries, or using query hints

• Break down the procedure into smaller, more manageable parts

• Use temporary tables or table variables to reduce the amount of data processed at once

• Cons...read more

To optimize SQL procedures, keep them short, use small procedures with specific functionality, avoid temp tables and joins, use select statements wisely, avoid subqueries and dynamic SQL.

• Break down complex procedures into smaller ones with specific functionality

• Avoid using temporary tables and joins whenever possible

• Use select statements wisely to retrieve only the necessary data

• Avoid subqueries and find alternative ap...read more

Java 8 and 11 introduced several new features and improvements to the language.

• Java 8 introduced lambda expressions, functional interfaces, streams, and default methods.

• Java 11 introduced local variable syntax for lambda parameters, HTTP client API, and new string methods.

• Example of Java 8 lambda expression: (x, y) -> x + y

• Example of Java 11 HTTP client API: HttpClient client = HttpClient.newHttpClient();