HerKey Front end Developer Interview Questions and Answers

I have a strong understanding of Web Forms, ASP.NET, .NET Core, and SQL Server.

• Proficient in creating web forms using ASP.NET

• Experience with .NET Core for building modern web applications

• Skilled in working with SQL Server for database management

• Knowledge of integrating ASP.NET with SQL Server for data-driven applications

As a front end developer, my daily work activities involve coding, testing, debugging, and collaborating with team members.

• Writing and testing code for web applications

• Debugging and troubleshooting issues

• Collaborating with designers, back-end developers, and project managers

• Participating in code reviews and providing feedback

• Staying up-to-date with industry trends and best practices

JSX is a syntax extension for JavaScript, props are used to pass data between components, and prop drilling is the process of passing props through multiple levels of components.

• JSX is a syntax extension for JavaScript that allows you to write HTML-like code in React.

• Props are used to pass data from parent to child components in React.

• Prop drilling occurs when props need to be passed through multiple levels of componen...read more

document.ready file is a jQuery event that occurs when the DOM is fully loaded.

• It is used to ensure that code runs only after the DOM is fully loaded.

• It is commonly used in jQuery to initialize functions and event handlers.

• Example: $(document).ready(function() { // code here });

var, let, and const are keywords used to declare variables in JavaScript.

• 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

Closure is a feature in JavaScript that allows a function to access variables from its outer scope even after the function has finished executing.

• Closure is created when a function is defined inside another function.

• The inner function has access to the variables and parameters of the outer function.

• The inner function can still access the variables even after the outer function has returned.

• Closure is useful for creatin...read more

Hoisting is a JavaScript behavior where variable and function declarations are moved to the top of their scope.

• Variable declarations are hoisted but not their initializations.

• Function declarations are fully hoisted.

• Hoisting can lead to unexpected behavior if not understood properly.

The box model in CSS defines the design and layout of elements on a webpage by breaking them down into content, padding, border, and margin.

• The box model consists of content, padding, border, and margin around an element

• Content is the actual content of the element

• Padding is the space between the content and the border

• Border is the line that goes around the padding

• Margin is the space outside the border

Padding is the space inside an element, while margin is the space outside an element.

• Padding is used to create space between the content and the border of an element.

• Margin is used to create space between elements or between an element and its parent or sibling elements.

• Padding affects the size of the content area, while margin affects the positioning of the element.

• Padding can be set individually for each side (top, r...read more