Er diagram airline reservation jobs

I'm in need of a database expert for managing and analyzing hospital data. Your primary task will involve creating, optimizing, and querying a SQL database. Key Responsibilities: - Conduct data analysis and pro...creating, optimizing, and querying a SQL database. Key Responsibilities: - Conduct data analysis and produce comprehensive reports on patient health records, staff performance, and inventory management. - Create and optimize the database for improved performance and efficiency. - Develop an ER Diagram to visualize the database structure. Ideal Skills: - Extensive experience with SQL and database management. - Strong skills in data analysis and reporting. - Proficiency in creating and interpreting ER Diagrams. - Background in healthcare data analysi...

Please do not apply if you understand the following. [ Purpose ] : My Brushless ESC integrated to Flight Controller(FC) is lower current than 20A. I want to use independent another 40A ESC without any modification of Brushless ESC integrated to Flight Controller. [ Connection Diagram ] Brushless 20A ESC integrated to FC -> out signal(three phase power) of ESC -> Module (need to develop) -> pwm signal(+5v) -> ESC 40A -> output signal -> Brushless motor [ Todo list ] : 1. Schematic(Arduino and so on) and Firmware for Converting Input Signal to Output Signal - Input Signal : Output signal(three phase power) of one Drone Brushless ESC - Output Signal : Control Signal(PWM/+5v) to control another Drone Brushless ESC

I'm looking for an expert web developer to create a classic and elegant travel agency website. The primary focus of this site will be comprehensive booking services for flights, hotels, tour packages, visas, cruises, and train tickets. Key aspects of the project include: - Building a user-friendly Booking and Reservation System - Implementing effective Search and Filter Options - Integrating a section for Customer Reviews and Testimonials The domain and hosting have already been taken care of. I'm looking for a freelancer who can deliver a top-notch website that stands out. The ideal candidate would have robust experience in e-commerce and booking system websites, with a proven track record of creating classic and elegant designs. Please include examples of similar p...

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I'm looking for a professional to develop a robust hospitality management system to enhance our current website. This system will focus on optimizing key operations such as room reservation, housekeeping, and room settings. Key Components: - Room Reservation: This is the most critical module of the system and should be designed for seamless, user-friendly booking experiences. - Housekeeping: I need this module to include features for task assignment and tracking, ensuring our cleaning staff can efficiently manage their duties. - User Roles: The system should be role-based with various permissions assigned to different users (e.g., Admin, Manager, Cleaner, Front Desk Staff). - Task Assignment Features: Although I have not specified which user role should have access to ...

...on properties, leads, and client interactions. Enriched analytics and market insights. Customisable Workflows: Automated workflows, tasks, and task management tools integrated with Google Calendar. 2. Property Management Real-Time Property Updates: Automatic property availability updates synced across platforms. Virtual reality (VR) property tours instantly accessible and shareable. Reservation and Sales Tracking: Tools for property reservations and app-based sales tracking. Open Home Features: Streamlined client check-ins, mobile brochures, and visitor follow-ups. 3. CRM and Customer Engagement Built-in CRM Tools: Manage leads, client profiles, and interactions in real-time. Tools for agent commissions, trust accounting, and compliance. Customer Journey Mappi...

I'm in need of a detailed design and analysis for a 6V DC power supply to power the electronic controller of an electric vehicle. The project has several components: 1. **Power Conversion Stages**: You will need to state and describe the four stages of conversion to obtain the requisite power. These stages will include a Transformer, Rectifier, Filter, and Regulator. 2. **Sine Wave Diagram**: Starting with an AC sinusoidal wave representing the mains supply, you will need to draw and label the time period and the amplitude. This will involve using the specifications of the UK mains supply (230V RMS, 230*1.41 Peak, 50 Hz). 3. **Output Diagrams**: You will also need to draw and label the output after each stage of conversion. The ideal freelancer for this project will have a ...

...notes on a range of astrophysical concepts and I need a freelancer to transform these into a 10 slide PowerPoint presentation. The topics to be covered include star formation, the origin of the solar system, elliptical orbits, the life cycle of a star, the future of the Sun and black holes, the Doppler effect, the expansion of the universe, and the age of the universe. The presentation should be diagram-centric, using 3D computer-generated models, set against a dark background with light text. Key requirements: - Transform my text document notes into a professional, informative presentation - Create visually appealing and accurate illustrations - Use Microsoft PowerPoint to create the slides Ideal skills: - Experience in Physics - Proficiency in graphic design, particularly wi...

...Fold) Headline: "Find the Perfect AI Agency for Your Project ?" Subheadline: "We connect you with top AI agencies worldwide, offering personalized guidance to bring your AI project to life." Call-to-Action (CTA) Button: Text: "Schedule Your Free Consultation Now!" Action: Scrolls down to the sign-up form. Visuals: A clean, modern image or animation showing AI concepts (e.g., a network diagram, futuristic interface). Include a trust badge or a small note like: “Trusted by businesses worldwide.” 2. Benefits Section Headline: "Why Choose AITopMatch?" Key Benefits: Curated Agency List: "Access top-tier AI agencies vetted for quality and expertise." Tailored Solutions: "Get personalized recommendations ...

...roaming, clearing house operator, CPO that enable communication between all actors in the EV charigng infra as well as the DSO. Energy management protocols such as Open ADR and OSCP. Additonal protocols pros and cons and their use within the EV charging infrastructure should include OICP, OCHP and eMIP Presentation should inclue use cases as follows - Authorizing charging sessions - Tariffs - Reservation - Roaming - Handling registrations - Smart charging The specification includes: Providing session information including location data Sending remote commands, for actions such as reservations Providing charge detail records (CDRs) for billing purposes Authorizing charging sessions by exchanging tokens All in all this presentation should cover the entire EV charging infrastrcu...

...simple search widget for booking, similar to the demo found at the provided link. This widget should check the availability of our apartments based on our Google Calendar. If an apartment is free, it should show up in the widget. The functionality is quite simple as we don't require any payment options. The only element necessary is a form for guests to fill in their reservation details. Our webpage is on Wordpress. Reservation Details: - Guests will need to provide their Name and Email, the Number of Guests, and any Special Requests they may have. Post-Submission Action: - After a guest submits the form, we would like a success message to be displayed. Validation Checks: - The form should include an Email format validation and a Guest number limit check. Ideal...

Existing website: Website design needs a refresh and to be multi-lingual: mainly Japanese and English Want it to be modern / fun and fit the Japanese market Designer needs to be fluent in English and Japanese. Could be similar to: Blog section Services/menu Product purchasing online for shampoos, etc. Store location information area Reservation system that works in both Japanese and English We’d like to create a branding guide/refresh the logo - but if this is outside your scope we can do this elsewhere

I'm seeking motivated individuals to join our team as Property Managers. You will manage property listings on Airbnb and other platforms, ensuring smooth operations and delivering excellent customer service. Responsibilities: - Set up and manage property listings on Airbnb - Handle inquiries, bookings, and availability updates - Forward guest reservation details (e.g., name, email, payment info) - Ensure timely submission of required documents within 48 hours Requirements: - Must have an active Airbnb account as a guest (mandatory) - No prior experience required; training and support will be provided - Must be located in Europe, North America, or South America Benefits: - Flexible working hours (full-time/part-time) - Competitive pay structure - Full training and resources ...

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...Complete design files (schematics, PCB layout, Gerbers, BOM) for both variants. - Confirm pin assignments vs. ESP32 datasheet (no boot pin conflicts). - Integrate all necessary filters and protective components for reliable operation over long cables. - Optional help for the first manufacturing order (PCB specs, part sourcing, etc.). >>> Attachments & Reference 1. Ver_A Diagram (2-channel example) and Ver_B Diagram (16-channel example) – attached below, showing how I envision the wiring. 2. Reference Board Link: A similar design that also uses a 74HCT14 for level shifting. Although that board supports fewer LEDs/sensors than I need, it’s a helpful reference to show a proven 5 V driver approach.

I need a set of UML diagrams, specifically Class diagrams, Use case diagrams, and Sequence diagrams. The project's purpose is not clearly defined, so your ability to create diagrams that can be applied to a variety of systems is crucial.

...applications. Scope: Manage parking reservations, payments, and space availability. 3. Features User Authentication User registration and login (social media integration). Parking Space Management View available parking spots in real-time. Reserve a parking space. Payment Integration Support for various payment methods (credit/debit cards, digital wallets). Notification System Alerts for reservation confirmations, reminders, and promotions. Admin Dashboard Manage users, view parking utilization reports, and handle payments. Analytics Track usage patterns and generate reports. 4. Technology Stack Frontend: iOS: Swift Android: Kotlin Web: React or Angular Backend: Java microservice Database: Cloud-hosted Database (e.g., Firebase, AWS RDS) Hosting: Cloud ...

Reservation Page • 3 types of rooms • Bookings page is ready • Checking out to payment gives an issue

...o Create and open new project folder in Windsurf o Download codes to the folder and analyze the existing codebase o Identify potential improvements and issues o Document any bugs or inefficiencies found 2. Create a professional file that includes: o Clear one-line project description o Step-by-step installation instructions for beginners o Dependencies and system requirements o Flow diagram showing the process o Known issues and limitations 3. Generate a comprehensive file: o List all Node.js dependencies with version numbers o Include only necessary packages o Test the requirements file Part 2: Code Testing and Improvement 1. Set up coding machine: o Test code execution in either google colab or local machine 2. Implement improvements: o Optimize code performance

...o Create and open new project folder in Windsurf o Download codes to the folder and analyze the existing codebase o Identify potential improvements and issues o Document any bugs or inefficiencies found 2. Create a professional file that includes: o Clear one-line project description o Step-by-step installation instructions for beginners o Dependencies and system requirements o Flow diagram showing the process o Known issues and limitations 3. Generate a comprehensive file: o List all Python dependencies with version numbers o Include only necessary packages o Test the requirements file Part 2: Code Testing and Improvement 1. Set up coding machine: o Test code execution in either google colab or local machine 2. Implement improvements: o Optimize code performance

Need a proper documentation Draft including Architectural level(with tools or diagram) explanation which a developer can look into & start implementation. Use Case : Company E, a cloud infrastructure provider, has a complex network of systems and services that require constant monitoring and troubleshooting. The operations team often receives a high volume of support requests from internal and external customers, ranging from technical issues to service inquiries. R is interested in exploring the use of Generative AI to create an intelligent chatbot that can assist customers in finding relevant runbooks, knowledge articles, or automated solutions to their problems. How can R leverage Generative AI to build a conversational interface that can understand the context of customer re...

I need a cash page integrated into our reservation system primarily for accounting purposes. Key Features: - Transaction Management: The cash page should be capable of keeping track of all transactions. - Expense Tracking: It should also help in monitoring and recording expenses. - Revenue Summary: Lastly, it should provide a comprehensive overview of our revenue. User Access: - The primary users of this cash page will be our accountants. - User roles should have 'View and Edit' access to the cash page. Ideal Skills: - Proficiency in developing accounting software features. - Experience with reservation systems is a plus. - Strong understanding of user access controls. Please ensure your proposal reflects your relevant experience and skills.

I'm looking for a developer experienced with...a tree object brings up a context menu to draw a simple circular layout network diagram. - When a node of the diagram is clicked, the node's properties are shown in a property table and help information is displayed in a right pane. - The ability to print the diagram from a top menu print tool. - A three-pane layout consisting of a diagram pane, a detail information pane and a help pane. Data and Implementation: - The application will source its JSON feed from local files. - The network diagrams will be simple circular layout diagrams. Ideal candidates should be proficient in Eclipse Theia and have experience working with JSON data and creating interactive applications. A background in creating network ...

I'm seeking a graphic designer to create artwork as p[er the attached Word Doc for a trophy. The design should primarily use blue and gray, incorporating text, shapes, and my logo. Key Requirements: - Design should as per the sample provided. - Use of primary colors: Blue and gray. - Incorporation of text, shapes, and my logo into the design. - Delivery of the final design in vector format: .ai and .eps Ideal Candidate: - Expertise in graphic design, particularly in creating modern designs. - Proficient in vector graphic software. - Strong understanding of color theory and design aesthetics. - Experience with incorporating logos into designs. - Ability to deliver high-quality, print-ready files.

I'm in need of a web developer to create a custom coded, modern and sleek website for my restaurant. The site should be responsive, user-friendly and optimized for great customer experience. Key Features: - An efficient online ordering system - A reliable table reservation system - An engaging photo gallery of dishes I am seeking a professional who can deliver quality work and can handle ongoing projects, as I plan to develop multiple websites for different business ventures. Ideal Skills: - Expertise in custom coding - Strong understanding of SEO and performance optimization - Able to showcase prior work or portfolio If you're interested, please share your portfolio. I look forward to collaborating with a talented professional who can bring my vision to life!

...Online reservations: The site should accommodate a reservation system. - Photo gallery: A section dedicated to showcasing the restaurant's dishes, interior, and events. - Customer reviews: An interactive platform for customers to share their experiences. NEED: 1. The “Who we are” (Photo Gallery) link once clicked will show the usual brief history of who we are, AND showcase pictures of past events. Pictures uploaded via the CMS will showcase aesthetically these past pictures. 2. A “Menu” link Will just simply show the menu, aesthetically. 3. The website will be with standard CMS function, “Admin” and “User”. Admin will, per usual, be able to edit any contents to the website. “User” will be mainly for my manager ...

I need a skilled Wordpress VA to update the content of my hotel reservation website. This includes modifying existing room information and adding new rooms with prices, description and images. Information can be copied from already listed rooms on both: booking . com and Air bnb. Local Guides: Create blog posts or guides on local attractions, events, and dining to position us as an expert in the city. Keyword Optimization: Use SEO-friendly content to rank higher in search engine results. Social Media Integration: Include links to active social media pages and encourage sharing. Comprehensive Accommodation Listings: Providing detailed information, high-quality images, and booking options for each type will cater to diverse preferences. For inspiration, refer to Visit Wales'...

Project Details I'm in need of a compact, double-layer PCB designed for a digital circuit. The project involves creating a Gerber file that is ready for printing, accommodating the given circuit diagram. The PCB should be small and compact, suitable for accommodating a digital circuit. The 2 ESP32, SIM800L, MAX 485 and ADS1115 will be mounted on a 2.54 mm pin female single-row header strip. All connectors will use 5 mm PCB terminals with standard 0.1” (2.54 mm) spacing through holes. Components Ref: ESP32 38Pin Development Board: Hi Link HLK-PM01 5V/10W: 2.54mm Pin Female Single Row Header Strip:

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I need a professional design upgrade for my flowchart. - Purpose: The flowchart is intended to explain a process. - Style: The desired aesthetic is minimalistic, so the design should be clean and uncluttered, yet visually appealing. - need diagram in ppt with animation (not jpeg) Ideal candidates should have experience in graphic design and a strong understanding of creating flowcharts.

The Elegant Bites Restaurant project involved designing and developing a visually appealing, user-friendly website for a high-end dining establishment. The client's primary goal was to create an online presence that reflected their brand's elegance and attracted customers. Key features included a dynamic homepage, an interactive menu, an easy-to-use reservation system, and an about page highlighting the restaurant's history and values. Challenges included optimizing the site for mobile responsiveness and ensuring seamless navigation across all devices. Using Bootstrap and creative design strategies, I delivered a sleek, modern website that enhanced the restaurant's digital presence and boosted online reservations by 40% within the first month.

I have an existing template that needs enhancements to include user functionalities and a dashboard. The top priority is to implement the login and registration features first. Following...that needs enhancements to include user functionalities and a dashboard. The top priority is to implement the login and registration features first. Following this, the dashboard should display reservation details. Key Requirements: - Integrate MySQL as the database - Implement security functions - Ensure proper error handling - Display reservation details on the dashboard Ideal Skills: - Proficiency in MySQL - Experience with login and registration system implementation - Familiarity with security functions and error handling - Capability to create user-friendly dashboards displaying ...

..."happy hour specials on food, drinks or experiences." Key Features For the App: = Each happy hour location should have comprehensive information, including: = business address, directions, reviews and ratings, menu and prices, and photos of the location, products and experiences. - The app should also incorporate: = "Call Location" Feature for clients who would like to call location = Booking/Reservation ability if the location permits = Share Button to share deals, locations, reviews and photos. = Save/Favorite Location button = An easy to use back end "offer section" for clients to add/edit happy hour deals on the app and computer back end. = An experience survey after the client visits the location, this can be detected via geofencing or receip...

I'm seeking a web developer to create a 'middle man' e-commerce website. The platform will sell products for other people and will require a comprehensive database structure with customer tables, business tables, product tables, etc. Key Project Aspects: - I have ER diagrams (19 tables), a data dictionary, a journey map, and web page designs. While the designs can be flexible, they may require minimal changes. - The website needs to be optimized for both desktop and mobile equally. - As for the technology stack, I have no specific preferences or technologies to avoid. However, I would like the scope to allow for future development into an app. Ideal Candidate: - A confident professional who can create this product. - Honest, with the ability to provide realistic de...

I'm seeking a proficient mobile app developer to create a ridesharing app with the primary function of booking and reservations. Key Requirements: - The app must support two user roles: drivers and passengers. - The app should provide a seamless, user-friendly interface for both drivers and passengers. Id...a ridesharing app with the primary function of booking and reservations. Key Requirements: - The app must support two user roles: drivers and passengers. - The app should provide a seamless, user-friendly interface for both drivers and passengers. Ideal Skills: - Extensive experience in mobile app development, particularly in the ridesharing sector. - Proficiency in creating booking and reservation systems within apps. - Ability to design intuitive and accessible u...

I am looking for an expert in animation engine development who can create an engaging and educational animation engine for teaching computing The project will also require the creation of a comprehensive architectural diagram to outline the application architecture and its various components. details in attached

I'm looking for an IoT expert to develop a mobile application exclusively for Android platforms. This app will allow me to reserve parking spots in advance, enhancing my driving experience. Key Features: - Real-time parking space availability: The app should provide up-to-date information on available parking spots. - Notifications for reservation status: I want to be kept in the loop about my reservation's status. - Integration with vehicle sensors: A seamless connection between the app and my vehicle's sensors is essential. -Once the reserved car leaves the spot , the spot will be marked as vacant again and can be booked by another user. -There will be a database which manages the time in and the time out where the reserved car leaves the spot and it will update i...

... and pool cover Easy To Assemble: Ultra XTR swimming pools above ground are ready in 60 minutes with an Easy Lock System, no pins or tools needed Weather And Rust Resistant: Dual-layer powder coating ensures rust resistance, while engineered T-Joints offer strength, and UV protection enhances durability. The address for the home is 620 W 38th Street Savannah, GA 31415. I have attached a pdf diagram of the duplex. The pool will be in the back yard which is fenced in with 6-foot fence and a 5-foot buffer from main home. The legal description of the home is E 15 FT 54 W 30 FT 55 OWENS WD. The acres are 0.1188. The square feet are 5175. 2-unit duplex. Parcel ID is 20073 07020. Please include water backflow for pool, electrical outlets and lines, and markers identifying the propert...

I am in need of a detailed wiring diagram for my Arduino R3 project which controls a Stepper motor. The connections are already listed, but I would like a professional and clear diagram to wire from. Key Project Details: - The wiring diagram needs to be in PDF format. - It should be created using Fritzing software. - The diagram should include detailed labels for all connections. Ideal Skills and Experience: - Proficiency in using Fritzing software. - Prior experience in creating wiring diagrams for Arduino projects. - Attention to detail to ensure all connections are accurately represented and labelled.

I'm seeking a designer who can create a compelling and visually appealing graphic illustration aimed at adults for educational purposes. The design should be sophisticated yet easy to understand. Ideal Skills and Experience: - Proficiency in graphic design software - Previous experience designing educational material - Strong understanding of visual communication - Ability to create engaging and inspiring designs

I'm seeking a skilled Arduino coder to help me write a program for a radio sweep unit using a TEA5767 and an Arduino Uno. The unit should include: - A button to start and stop the sweep - A button to switch between forwards an...rate, and sweep direction, all on separate lines - A signal strength indicator The code must utilize pull-up resistors for the buttons. The ideal candidate should have extensive experience with Arduino programming, specifically with the LiquidCrystal_I2C.h library for the I2C display module. The display should be set to show separate lines for each piece of information. Please include wiring diagram Please include in your bid examples of similar projects you've completed, particularly any that involved signal strength indicators. Looking forwar...

I need a 10 slide, professionally crafted, diagram-centric presentation based on my notes covering a range of astrophysical concepts. The presentation should adopt a dark background with light text and utilize computer-generated graphics to illustrate the following topics: 1. Formation of a star/Sun 2. Origin of the solar system 3. Elliptical orbits 4. Life cycle of a star 5. The future of the Sun and black holes 6. The Doppler effect 7. The expansion of the universe 8. The age of the universe The tone of the presentation should be informative and professional. A freelancer with experience in astrophysics and graphic design will be preferred to ensure accurate and visually appealing illustrations.

...trustworthy, and is committed to delivering a high-quality project. Post-project technical support is also a requirement. Key Features: - Lead Management - Quote Tracking - Client Management - Follow-up Calendar - Payment and Deposit Tracking - Email Automation - Itinerary Management - Integration with Marketing Platforms - Interaction History - Client Segmentation - Reporting and Analytics - Reservation Management - Integration with Payment Gateways - Customization and Scalability for future needs Integration Requirements: - The CRM should seamlessly integrate with Email Marketing Platforms, Social Media Platforms, and Booking Platforms. Customization Level: - Full customization is required to meet the unique needs of the travel agency. Preferred Framework: - The CRM should ...

...to load for frequent users of the calendar (such as the Reservation Admin role). The solution to date has been to manually delete a large number of the oldest (past) reservations. We would like the website to automatically delete reservations that are older than 24 months (based on the Updated date, not the date of the reservation). 3. Document Lists – Currently, there are two lists of documents (visible in the drop down menu under “My account”): “ARC”, and “CFHA Documents.” We would like to add another document list named “Board Meeting Minutes” and to have the meeting minutes currently listed under “CFHA Documents” moved into the new list. 4. Rearrange the “My account” drop down menu to: V...

I'm seeking an expert to assist with an examination task that encompasses both SQL queries and ORM diagram creation. Key Requirements: - Proficiency in SQL, particularly with MySQL - Experience in designing and creating ORM diagrams - Capability to work with simple data structures, specifically simple tables Ideal Skills: - Strong understanding of relational database concepts - Excellent problem-solving skills - Ability to work under pressure and meet deadlines

I'm in need of a compact, double-layer PCB designed for a digital circuit. The project involves creating a Gerber file that is ready for printing, accommodating the given circuit diagram. The PCB should be small and compact, suitable for accommodating a digital circuit. The ESP32, SIM800L, and ADS1115 will be mounted on a 2.54 mm pin female single-row header strip. All connectors will use 5 mm PCB terminals with standard 0.1″ (2.54 mm) spacing through holes. 6 X 14 CM PCB Board - Power PCB 14 x 14 CM PCB Board ESP32 38Pin Development Board --> Hi Link HLK-PM01 5V/10W --> 2.54mm Pin Female Single Row Header Strip -->

...functionalities using JSON through existing APIs. We need some small adjustments to an already existing calendar (e.g. read data like available or not and prices for dates from a database, integrate and display etc.) Then this calendar needs to be integrated into a website with various simple options ( like 1 or 2 month display, etc. preferably via API to show on several different websites) Then, if a reservation is made with this calendar, it must be stored via API V2 in the channel manager of To do this, some json data must be read or created, checked and processed via API and webhook, e.g. the availability of the selected date range must be checked and a payment must be made via an existing and functioning application with verification via webhook, etc.... This sounds m...

I'm in need of a comprehensive layered architecture diagram for a trading application. The diagram should include the following components: - User Interface - Business Logic - Database The desired level of detail is "Detailed with components." The ideal freelancer for this project should have a strong background in software architecture and experience in creating layered architecture diagrams. Excellent communication skills and attention to detail are critical. Please provide examples of similar work you have done in the past.

...drafted. You will only need to refine the drafts, ensure alignment with diagrams, and assist with filing. Simplified Scope of Work: Focus on diagram creation and refinement (5–10 diagrams per patent). Align descriptions and claims with appropriate numbering and diagram references. Time-Efficient: This is not a project that requires building from scratch. With much of the heavy lifting done, you can focus on adding value with your expertise. Flexibility & Recognition: As a freelancer, you’ll have the flexibility to manage your time. Your contribution will play a critical role in filing patents for early publication. Key Tasks and Responsibilities Diagram Creation: Refine high-quality diagrams (5–10 per patent will be provided by us) to complem...

I'm looking for a skilled developer to create a robust ASP.NET Core MVC web application on a topic E-learning Platform. The application will require: General Conditions for Project: Project web application design (function requirements, design/class diagram/database diagram and gross UI). ASP.NET Core MVC Web application (version 8.x or higher) The application can be created completely in this technology, or can only be used for back-end, eg in the form of web API. Even so, the project must meet the conditions of use of MVC, multilayer architecture, object programming. Also, the SQL code line must not appear in the web project to separate the web page and database code (the exception is the call of SQL procedures - but make sure you know what "SQL procedure" ...