Mckinley Rice Mern Stack Developer Interview Questions and Answers

Basic structure of an HTML page includes doctype declaration, html, head, and body tags.

• DOCTYPE declaration specifies the HTML version

• HTML tag wraps the entire content of the page

• Head tag contains meta information, title, and links to external resources

• Body tag contains the visible content of the page

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

• Padding is used to create space between an element's content and its border.

• Margin is used to create space between an element's border and the adjacent elements.

• Padding is affected by the background color of the element, while margin is not.

• Padding can be set individually for each side of an element (top, right, bottom, left), while ma...read more

Box Model is a concept in CSS where every element is treated as a box with content, padding, border, and margin.

• Box Model consists of content, padding, border, and margin.

• Content is the actual content of the box.

• Padding is the space between the content and the border.

• Border is the line that goes around the padding and content.

• Margin is the space outside the border.

Directives in Angular are markers on DOM elements that tell Angular to attach a specified behavior to that element.

• There are three types of directives in Angular: Component, Structural, and Attribute.

• Component directives are used to create reusable UI components.

• Structural directives are used to change the structure of the DOM.

• Attribute directives are used to change the appearance or behavior of an element.

• Examples of ...read more

JIT compiles code at runtime while AOT compiles code before runtime.

• JIT stands for Just-In-Time compilation and compiles code at runtime.

• AOT stands for Ahead-Of-Time compilation and compiles code before runtime.

• JIT is used in Java Virtual Machine (JVM) while AOT is used in languages like C and C++.

• JIT can result in slower startup time but faster execution while AOT can result in faster startup time but slower execution...read more

Synchronous means happening at the same time, while asynchronous means not happening at the same time.

• Synchronous operations occur in real-time, while asynchronous operations can be delayed or queued.

• Synchronous operations block the program until they are completed, while asynchronous operations allow the program to continue running.

• Examples of synchronous operations include function calls and loops, while examples of ...read more

CTE and temp table usage in SQL

• Use CTE for recursive queries and complex subqueries

• Use temp tables for large data sets and complex queries

• CTE is more efficient for small data sets

• Temp tables can be indexed for faster performance

• Consider the scope and lifespan of the data when choosing between CTE and temp table

Fortran is the oldest programming language.

• Fortran was developed in the 1950s by IBM.

• It stands for Formula Translation.

• It was primarily used for scientific and engineering calculations.

• Other old programming languages include COBOL and Lisp.

Developed a web application for tracking personal expenses

• Used HTML, CSS, and JavaScript for front-end development

• Implemented Node.js and MongoDB for back-end functionality

• Included features for adding, categorizing, and analyzing expenses

I actively participate in team building activities and collaborate with colleagues on various initiatives outside of work projects.

• Organizing team lunches or outings to build camaraderie

• Participating in charity events or volunteer work as a team

• Collaborating on internal initiatives such as diversity and inclusion programs

• Attending industry conferences or workshops together

I will explain the reasons for the delay and present a plan to mitigate it.

• Communicate the reasons for the delay clearly and honestly

• Present a plan to mitigate the delay and ensure timely delivery

• Provide regular updates on the progress of the project

• Offer alternative solutions or compromises if necessary

• Ensure that the client understands the impact of the delay on the project

• Maintain a professional and respectful attit