Virtual Engineering Services Associate Software Engineer Interview Questions and Answers

During my summer training, I learned various programming languages, software development methodologies, and practical application of theoretical concepts.

• Learned programming languages such as Java, Python, and SQL

• Gained knowledge of software development methodologies like Agile and Waterfall

• Applied theoretical concepts in real-world projects, enhancing problem-solving skills

In 5 years, I see myself as a senior software engineer leading a team of developers on innovative projects.

• Continuing to enhance my technical skills through ongoing learning and certifications

• Taking on more leadership responsibilities within the team

• Contributing to the company's growth and success through my expertise

• Mentoring junior team members to help them grow in their careers

I am a recent graduate with a degree in Computer Science and a passion for software development.

• Recent graduate with a degree in Computer Science

• Passionate about software development

• Experience with programming languages like Java and Python

Developed a web-based inventory management system for a retail company

• Used HTML, CSS, and JavaScript for the frontend

• Implemented a backend using PHP and MySQL for data storage

• Designed a user-friendly interface for adding, updating, and deleting products

• Implemented features like barcode scanning and real-time stock tracking

• Conducted testing and debugging to ensure system functionality

As a mechanical engineering graduate, I see myself in an IT firm leveraging my problem-solving skills and technical knowledge to contribute to software development and innovation.

• Applying my analytical and logical thinking skills to develop efficient software solutions

• Utilizing my understanding of engineering principles to design and optimize software systems

• Collaborating with cross-functional teams to integrate mechan...read more

My favorite subject is computer science.

• I enjoy studying algorithms and data structures.

• I find programming languages fascinating.

• I am interested in software engineering principles and practices.

My daily routine involves a mix of coding, collaborating with team members, and continuous learning.

• Start the day by checking emails and responding to any urgent messages

• Attend daily stand-up meetings to discuss progress and plan the day's tasks

• Work on coding tasks assigned by the team lead or project manager

• Collaborate with team members to troubleshoot issues and brainstorm solutions

• Participate in code reviews to ensu...read more

I plan to be an efficient employee by continuously improving my skills, being proactive, and collaborating effectively with my team.

• Continuously improving my skills through self-learning and professional development opportunities

• Being proactive in identifying and solving problems before they escalate

• Collaborating effectively with my team by actively participating in meetings, sharing knowledge, and seeking feedback

• Prio...read more

My smartphone is the most important gadget in my life.

• My smartphone helps me stay connected with family and friends

• I use it for work-related communication and tasks

• It serves as a source of entertainment during leisure time

• I can access important information and services through it

• It also serves as a camera for capturing memories

• Examples: iPhone, Samsung Galaxy, Google Pixel

MVC is a software architecture pattern that separates an application into three interconnected components: Model, View, and Controller.

• Model represents the data and business logic of the application

• View is responsible for rendering the user interface

• Controller handles user input and updates the model and view accordingly

• MVC promotes separation of concerns and modularity

• Examples of MVC frameworks include Ruby on Rails,

Web API is for building HTTP services while WCF is for building services that support multiple transport protocols.

• Web API is lightweight and ideal for building RESTful services over HTTP.

• WCF is a more heavy-duty framework that supports multiple transport protocols like HTTP, TCP, Named Pipes, etc.

• Web API is more suited for building services that are consumed by web applications while WCF is more suited for building se...read more

Session management in ASP.NET

• ASP.NET provides in-built session management through HttpSessionState class

• Session can be used to store user-specific data across multiple requests

• Session can be configured to use different storage options like InProc, StateServer, SQLServer

• Session can be accessed using HttpContext.Current.Session property

• Session can be secured using SSL, cookieless sessions, and timeout settings

Filters in MVC are used to intercept and modify HTTP requests and responses.

• Filters are used to implement cross-cutting concerns like logging, caching, authentication, etc.

• There are five types of filters in MVC: Authorization filters, Action filters, Result filters, Exception filters, and Resource filters.

• Authorization filters are used to authenticate and authorize users before executing an action.

• Action filters are us...read more

Authentication is verifying the identity of a user, while authorization is granting access to specific resources.

• Authentication confirms the identity of a user through credentials such as username and password.

• Authorization determines what resources a user can access based on their role or permissions.

• Examples of authentication include logging into a website or entering a PIN at an ATM.

• Examples of authorization include...read more

Bootstrap is a popular front-end framework that provides a range of benefits for web development.

• Bootstrap offers a responsive grid system that makes it easy to create mobile-friendly websites.

• It includes pre-built CSS styles and JavaScript plugins that can save time and effort in development.

• Bootstrap is well-documented and has a large community, making it easy to find support and resources.

• It is constantly updated to...read more

Ajax can cause security issues and affect SEO.

• Ajax can make a website less accessible to users with slow internet connections.

• It can also cause issues with browser history and back button functionality.

• Ajax can make it difficult for search engines to crawl and index website content.

• Cross-site scripting (XSS) attacks can be carried out through Ajax if proper security measures are not taken.

Functions return a single value while stored procedures execute multiple SQL statements.

• Functions can be used in SELECT, WHERE, and HAVING clauses.

• Stored procedures can have input and output parameters.

• Functions cannot modify the database while stored procedures can.

• Functions are deterministic while stored procedures are not necessarily so.

• Examples of functions: AVG, COUNT, MAX, MIN, SUM.

• Examples of stored procedures:

Aggregate functions perform calculations on a set of values and return a single value.

• Common aggregate functions include COUNT, SUM, AVG, MIN, and MAX.

• COUNT returns the number of rows in a table or the number of non-null values in a column.

• SUM returns the sum of all values in a column.

• AVG returns the average of all values in a column.

• MIN returns the smallest value in a column.

• MAX returns the largest value in a column.

CTE benefits and difference between temp table and table variables

• CTE (Common Table Expression) allows for recursive queries and simplifies complex queries

• Temp tables are physical tables stored in tempdb and can be indexed and have constraints

• Table variables are stored in memory and have limited scope and no statistics

• Temp tables are better for large data sets and complex queries, while table variables are better for s

Indexes are data structures that improve the speed of data retrieval operations in a database.

• Indexes are created on one or more columns of a table.

• Types of indexes include clustered, non-clustered, unique, and full-text indexes.

• Clustered indexes determine the physical order of data in a table, while non-clustered indexes create a separate structure to store the index data.

• Unique indexes ensure that each value in the i...read more