Online Engineering And Architecture Courses & Certifications

The Analysis and Modeling of Welding certification course is a 7-week duration programme. The certification course is beneficial for practising engineers, graduate students and prospective researchers to understand welding and its latest trends. This course provides a detailed analysis and modelling techniques that can be applied to different physical phenomena during welding.

The certification course covers a comprehensive curriculum that covers heat sources, fusion welding processes, phase change, zones in weldment, thermal modeling, heat removal, and fluid flow in the weld pool. The Analysis and Modeling of Welding certification by NPTEL helps students understand the developments in welding taking place.  

Also Read: Online Metallurgical Engineering Courses & Certifications

Materials have always been the cornerstone in a society's development. The Materials Science and Engineering online course aim to teach about various electrical, magnetic, mechanical, and optical properties of materials. Through this course, you will be acquainted with the most recent accomplishments in the field of Materials Science and Engineering.

The Materials Science and Engineering certification syllabus will cover various concepts linked to mechanical, computing, civil, chemical, electrical and bioengineering. You will study how material processing like heat treatment and mechanical working can impact a materials’ performance and properties. This online programme will help you build a strong basis for further engineering education.

Moreover, the Materials Science and Engineering certification course is designed specially to impart self-paced learning, allowing candidates to study comfortably. All video lectures are imparted in English and provide English transcripts as well. While the course is available for auditing through a free enrolment procedure, candidates can also purchase a verified certificate by paying a specified fee.  

The Through Engineers' Eyes: Engineering Mechanics by Experiment, Analysis, and Design Certification Course is a self-guided online course that discusses the techniques and concepts of engineering mechanics. The course will be provided on the Future Learn platform by the faculty of UNSW, a leading Australian university. It is a free online course that deals with the science-based analysis of engineering design.

Through Engineers' Eyes: Engineering Mechanics by Experiment, Analysis and Design Training mode includes adaptive tutorials, analyze videos, experiments, paper and pencil tutorials, and design activities. The course aims at providing learners with a personalised learning experience. After successful completion of all evaluations, learners will receive the Through Engineers' Eyes: Engineering Mechanics by Experiment, Analysis and Design Certification by FutureLearn and UNSW.

The Introduction to Aeronautical Engineering programme lends an introductory perspective to aeronautical fundamentals. This engineering course explains the fundamental concepts and working principles of flying. Topics touched upon include flight phases, earth’s atmosphere, propulsion, stability, navigation, and wing impacts.

The Introduction to Aeronautical Engineering Syllabus is split into three learning blocks, focusing on the history of flight, aerodynamic principles, and flight mechanics. Offered and developed by the Delft University of Technology- also known as TU Delft, one of the oldest universities in the Netherlands for technological studies, this online training runs for seven weeks. Instructors for the course are experts in Aerospace Engineering and current lecturers from the university.

This Introduction to Aeronautical Engineering online training is set at a student’s pace, which allows learners to revisit lessons with pre-recorded classes. Free course materials that come with the course belong to the copyright of Delft University. Additionally, students can pursue a verified certificate to highlight their acquired skills. The certificate is available after students pay the required fee.

The candidates may enroll in this course for free or by paying a certain amount of money. There are 2 tracks namely verified or audit track which offers direct access to the course materials. If the candidates opt for the verified mode they are entitled to unlimited access and if they opt for the audit access, they are going to receive only limited access to the course materials.

Space exploration is an interesting and extensive domain. Individuals seeking a career or simply interested in its impact and history must take the Conquest of Space: Space Exploration and Rocket Science course by edX. This online course is bound to be a rewarding journey for the enrolled candidates. 

You will learn the political, cultural, and technical aspects of space exploration in the Conquest of Space training course. You will dive into the history of space and its impact on mankind. The curriculum will take you through the Apollo and the post-Apollo era. Besides, the current space exploration trends will also be dealt with in this programme.

The Conquest of Space programme has a duration of seven weeks and is ranked as introductory-level training. The Carlos III University of Madrid’s faculty members will instruct this programme through video lectures. The course content is in the English language. Moreover, it is free of a charge training programme that follows a self-directed training path. Besides, this edX has a self-directed training model but offers only limited access during the audit track and unlimited access to the course materials when the verified track is selected.

The Visual Perception for Self-Driving Cars certification course will introduce candidates to the key perception tasks and survey popular computer vision methods for robotic perception in autonomous driving, and dynamic and static object detection. Candidates will acquire the skills to work with the pinhole camera model by the end of this course. Along with them they will detect, explain and fit image characteristics, conduct intrinsic and extrinsic calibration of the camera and build their own convolutional neural networks. For drivable surfaces, estimation candidates can apply these methods to object detection and tracking, visual odometry, and semantic segmentation.

Candidates will build algorithms for the final project in the Visual Perception for Self-Driving Cars training course that defines the limits of the drivable surface and recognise bounding boxes for objects in the scene. On a realistic dataset, students learn to work using synthetic as well as real image data. 

The Visual Perception for Self-Driving Cars online course is part of a self-driving car specialisation programme. It is the third one of a total 4 courses. This specialisation gives a detailed understanding of state-of-the-art engineering approaches used in the self-driving automotive industry. 

Coursera’s Battery State-of-Charge (SOC) Estimation course is the third part of the five-course Algorithms for Battery Management Systems Specialisation. It can also be taken as an academic credit course as ECEA 5732, which is part of the University of Columbia Boulder’s Master of Science in Electrical Engineering degree.

The Battery State-of-Charge (SOC) Estimation online programme trains you about the implementation of various state-of-charge estimation methods. It teaches you how to evaluate their corresponding merits for lithium-ion battery cells. You will be introduced to the sequential-probabilistic-inference solution and the Octave/MATLAB script for linear Kalman filter while also evaluating the results.

The intermediate-level Battery State-of-Charge (SOC) Estimation course by Coursera is offered by the University of Colombia Boulder and the University of Colombia Systems, which are well-known globally for their standard of education. The instructor for this course will be Professor Gregory Plett, who teaches Electrical and Computer engineering. At the end of the Battery State-of-Charge (SOC) Estimation course, you will work on the Capstone project, which will help you apply all the skills you have learned practically.

Model-Based Automotive Systems Engineering is a course on modeling, simulation and design control used automotive engineering systems. Model-Based Automotive Systems Engineering course starts from the basic foundational knowledge of automotive systems moving on to optimization of an automotive system. It imparts theoretical knowledge of the model-based system. It is systematic and applies mathematical methods for addressing design problems.

The methods addressed in Model-Based Automotive Systems Engineering certification will be practical and exercises will play an important part in it. This course is associated with The MicroMasters programme. The candidates will be able to move one step ahead in gaining the MicroMasters credential upon completing this course. It is an instructor-paced course. The candidates will get the chance to apply for a 90% discount coupon. The Model-Based Automotive Systems Engineering course is verified by one of the top institutions, Chalmers University of Technology.

The candidates enrolled through the verified track will be able to earn the Model-Based Automotive Systems Engineering certificate. The certificate will have the institution’s logo. The certificate will also contain the signature of the Model-Based Automotive Systems Engineering course training instructor. This course is specially designed for automotive engineers who wish to further their career growth. This course on edX has 2 tracks namely audit and verified which may be chosen by a candidate for enrolling and learning the course. Both the tracks have a self-paced mode but the audit mode offers no certification and only allows limited access to the course materials for free. The verified track, on the other hand, offers unlimited access to the programme, and offers a certification if the candidates pay some amount.

Why are battery/electric vehicles not as popular as hybrid vehicles? Why do electric cars cost more than conventional or even hybrid ones? Hybrid Vehicles by edX will answer all these questions and many more. Learners with a bachelor’s degree in engineering and practising engineers from the automotive industry can take this course to learn more about hybrid powertrains.

Hybrid Vehicles training will take you through all the various mechanical frameworks of hybrid powertrains and how they affect complexity and performance. It also covers different sizes of powertrains in full, mild, micro hybrids, and plug-in hybrids. There are driving cycle simulations to help you learn how to model and analyze all of these variations.

The Hybrid Vehicles certification syllabus covers Energy Management Systems and how they affect charging, discharging, and hybrid powertrain modes. The Chalmers University of Technology developed this course with support from MathWorks, and for the duration of the training, learners will have free access to MATLAB/Simulink for a limited duration. Candidates can also get the certificate and unlimited access to the self-paced course by paying the course fee. This course is also a part of Chalmers University’s MicroMasters program in Emerging Automotive Technologies.

The Electric and Conventional Vehicles programme is offered by the Chalmers University of Technology and taught by associate professors Anders Grauers and Sven Andersson. MathWorks supports this programme, enabling learners to access MATLAB/Simulink during the course. Candidates will pick up on formulating vehicle performance requirements, sizing powertrain components, and driving cycle simulation.

The Electric and Conventional Vehicles certification syllabus covers the working mechanisms, performance analysis, and energy consumption of various vehicle types. Students will learn about electric and conventional combustion engines for trains through this programme. Topics range from batteries, combustion engines, electric machines, transmissions, and power electronics, which are taught across a span of seven weeks. 

As an associated programme of MicroMasters in Emerging Automotive Technologies, students will gain in-depth knowledge in the field of hybrid vehicles. This advanced course in engineering is set at an instructor’s pace. Additionally, students can opt for the course completion certificate for the Electric and Conventional Vehicles online course by paying a nominal fee. They can also audit the programme free of cost for a limited duration. 

The students in this program will be dealing with the questions related to ethics and risks in the genre of developing new technologies. The course has been divided into three distinctive parts. In the first part, the candidate will be dealing with the ethical questions revolving around the framework of the new evolving technology. 

The students in the online certification program on Responsible Innovation: Ethics, Safety, and Technology by edX will study the unknown risks and safety measures that are included in the new technologies. And will be conducting numerous quantitative and qualitative assessment methods. For the third part of the course, the applicants will deal with new-design and value-driven processes which will also be accounting for the social concerns while developing new technology. The case studies included in the Responsible Innovation: Ethics, Safety, and Technology certification syllabus pertaining to - risks and ethical concerns will be given to the students to solve in the course.  Discussion on- nuclear energy, coronavirus, robots, etc will also be organized during the session.

The aspirants enrolling in A Resilient Future: Science and Technology for Disaster Risk Reduction by edX will learn how science, technology, and innovation can help us save the risk of disaster on a large scale. The course involves citing real-life examples for the aspirants to learn in a comprehensive way.

The candidates will have a wide exposure to putting their ideas from paper to real-world applications. The overall aim of sustainable development has been well brought up during the course. Assignments, quizzes, discussions, and projects help candidates know more and learn in a better way. 

The different challenges have been cleared out for the candidates to come up with innovative ideas in the best possible way. Once the candidates complete the entire course, they shall receive a certification if they enrolled by paying the fee. During the course, the aspirants can ask their queries to the team of experts held responsible for conducting the course. The candidates can also audit the self-paced course for free for a limited duration. 

Mobile phones are the most prevalent and widely-known application of modern, miniaturized systems that are part of our daily lives. Other examples can include computer chips and medical devices that make use of microfabrication and nanofabrication for the manufacturing process. And, these concepts are covered in the Micro and Nanofabrication (MEMS) course by edX.

What’s better than learning through practical examples! This Micro and Nanofabrication (MEMS) online course will take you through the minutest detail of the nano- and microfabrication processes. Video sequences will let you take a closer look at what goes down during these procedures and their equipment. The program curriculum will cover the fundamentals of each fabrication.

The Micro and Nanofabrication (MEMS) by edX is a course of seven weeks. Faculty members of École Polytechnique fédérale de Lausanne will be instructing the course curriculum. You will get to learn in a self-paced manner. In other words, you will have the flexibility of studying at your convenience. Also, the video lectures for this program are in the English language. However, you will have transcripts in English and French. This edX course has a self-directed training model but offers only limited access during the audit track and unlimited access to the course materials when the verified track is selected.

A System View of Communications: From Signals to Packets (Part 1) training has been designed and structured in a way that it will make the understanding of communication mechanisms easy to understand for participants. A System View of Communications: From Signals to Packets (Part 1) certification course is composed of three layers. The course is spanned across a duration of 7 weeks which involves interactive online activities for your better understanding of the subject. A System View of Communications: From Signals to Packets (Part 1) Online course is an introductory level of the course and involves videos and video transcripts in the English language. A System View of Communications: From Signals to Packets (Part 1) certification is an opportunity for all beginners and freshers to get all their concepts cleared in the field. Students can enrol in this programme in two tracks; verified by paying the fee and free audit. In free track, the learners can audit the programme for a limited period of time. 

Offered by the University of Pennsylvania, Exploring Renewable Energy Schemes is a 6-week beginner-level online course. In this online certification course, students will explore off-grid, stand-alone systems and the key components of photovoltaic, wind, and hydroelectric systems. The Exploring Renewable Energy Schemes certification by the University of Pennsylvania via Coursera will enable learners to implement what they have learned by conducting an energy audit to examine power consumption, recognizing crucial system components of small-scale systems, building a budget for a small-scale system design, and developing a design for executing a small-scale system.

The Exploring Renewable Energy Schemes certification syllabus provides learners with the concepts of the solar spectrum, the Stefan Boltzmann Law, and Wien’s Displacement Law. It will also cover the important elements of a photovoltaic system, the role of charge controllers and inverters in Photovoltaic systems, and low-head hydroelectric systems components. The Exploring Renewable Energy Schemes training programme is available for free to enrol. However, if any student wants to get access to all course materials, including graded assignments, he/she must purchase the course.

Incorporating Renewable Energy in Electricity Grids certification by Imperial College London via edX is a 6-week online course. The course explores the challenges of variable output renewables to achieve a reliable and stable electricity system and how these challenges can be addressed and at what costs. The Incorporating Renewable Energy in Electricity Grids online course from Imperial College London via edX also discusses the existing technologies, policies and operating processes to accomplish a flexible, stable, reliable electricity system with a high penetration of renewables like wind and solar.

The Incorporating Renewable Energy in Electricity Grids certification syllabus comprises a variety of country and context-specific examples to demonstrate the concepts. This introductory training course in renewable energy will be delivered by leading academics from Imperial College London, with technical input and contributions from the National Energy Renewable Lab (Golden, Colorado). Incorporating Renewable Energy in Electricity Grids certification course is the third in a series of courses of the Clean Power Hub. Participants can enroll in the free audit track with limited access or upgrade to the paid verified track directly.

Business sustainability is the key to making long-term profits, especially in a post-pandemic world. Not only are there obvious social and environmental advantages, but sustainable businesses draw more interest from investors. 

The University of Cambridge’s Circular Economy and Sustainability Strategies course is a 6-week course that teaches all about this business aspect. By putting in 4 to 6 hours per week, you can know the ins and outs of what makes a business strategy need to be followed to make it more sustainable and hence, successful. You can learn about the nuances between the 3 dimensions of sustainability – society, economy, and environment.

The Circular Economy and Sustainability Strategies course syllabus is divided into 6 modules and is comprehensive enough to give your business and career a much-needed boost. You will be taught with the help of video lectures, live webinars, group discussions, Q & A sessions, and assignments. The course is a completely online course, and you get access to its study materials for 12 months from the start date. 

Do you wonder how your train arrives at the right platform at the right time every day? It takes more than just tracks and trains for railway systems to work efficiently. The demand for transportation, for both passengers and freight, changes continuously. Innumerable advanced, technical, and complex operational solutions have to be employed to accommodate these changes. Take the Railway Engineering: An Integral Approach online course to dive deep into these and understand their workarounds.

The Railway Engineering: An Integral Approach certification syllabus covers topics such as the railway system’s history and evolution; the different components involved in railway systems, and how they interact. Students also learn about the social and economic impact of railway systems and ways to improve the maintenance and monitoring of railway tracks. External factors that disturb the proper functioning of railway systems and ways to prevent and deal with them are also covered in the curriculum.

The Delft University of Technology’s renowned experts and industry professionals will instruct you in the Railway Engineering: An Integral Approach program. The course is the first-of-its-kind MOOC focusing on railway systems. The curriculum also features a game wherein you can apply the concepts learned, make decisions, and analyze their consequences. The learners can either take the course by paying the fee or audit the programme free of cost. While taking the programme for free, the candidates can access it only for a limited period. 

Advanced Transport Phenomena training deals with every aspect of the transport phenomena. This course is at an intermediary level. It covers up the microbalances, radiation, convection, diffusion, and many more aspects of energy and heat. It is an engineering course designed to advance the already existing knowledge in the engineering domain. Here, practical guidance for successful implementation will be focused on. 

The complexity and the related problems in transport phenomena will be specifically dealt with in this course. This course is specifically for candidates who have an interest and knowledge in engineering. This program is self-paced. The course is offered by the DelftX institution. There is also a financial assistance scheme that offers a 90% discount coupon for purchasing the verified certificate. 

The Advanced Transport Phenomena program will be signed by the course instructor and it will contain DelftX’s logo. The certification is for those candidates who enrolled through the verified track. The certification will benefit the candidate with greater career prospects and new improved connections on Linkedin. The students can also audit the programme for a limited period in the free audit track. 

With over half of the world's population living in cities, there is an increasing trend in creating safer, smarter, and more environmentally friendly cities that are adaptive to their residents. According to a World Economic Forum report, in 2021, 83.6% of the population of North America lives in cities. The Beyond Smart Cities: Emerging Design and Technology online course go far beyond the normal optimisation of smart cities.

While most urban planning solutions concentrate on digital upgrades to preexisting urban infrastructure, the Beyond Smart Cities: Emerging Design and Technology training looks at how disruptive technologies may enhance the design, planning, and administration of modern cities in order to make them more sustainable in the future.

The Beyond Smart Cities: Emerging Design and Technology syllabus explores how innovations like artificial intelligence (AI), data analytics, real-time simulations, innovative urban systems, and predictive urban design may be used to create more entrepreneurial, elevated, and livable urban areas, as guided by MIT experts.

The Wells Hydraulics programme is a six-week online certification that begins with a description of steady flow to wells. The notion of steady flow and radial coordinates to wells in unconfined and confined aquifers is introduced. Finite difference methods for modelling flow to wells are also explained in this programme. 

The Wells Hydraulics certification course by edX introduces slug tests and their analysis. After slug and well tests, topics such as well fields and issues of dewatering are studied. You will review the superposition principle and issues of domain boundaries before dewatering examples. It also covers the use of semi-automated and graphical methods to calculate aquifer properties from well tests. 

You will continue to learn about well fields concerning injection and extraction wells, with an example of an in-situ remediation design and a pump and treat design. Lastly, you will learn through an exemplar well model in MODFLOW. Moreover, the Wells Hydraulics online training gives you a verified certificate upon successful completion. You can share it to display your advanced skill set and knowledge. 

Forensic Engineering: Learning from Failures certification course is taught by professors and lecturers from the Delft University of Technology. This course will introduce the concept of forensic engineering as a means to prevent future incidents of unwanted events by identifying the causes of similar past events and help students investigate the cause of events so that the knowledge can be applied to prevent any future mishaps.

The introductory course is for students interested in building a secure future by engineering and designing products that ensure the safety of people from accidents. With this course, students will understand the role of forensics in civil engineering and society at large through learning from prior engineering and design failures.

Upon completing the course, students will get an understanding of the failures and the investigative processes thereof to identify their causes. They will also learn to apply these lessons gained from investigative processes to previous failures and apply them to new designs and procedures. The self-paced course gives two different modes to enrol; verified and free audit. In the free mode, the learners can audit the programme for a limited duration. 

Register yourself for System View of Communications: From Signals to Packets course (PART 2) by edX and learn how information travels and reaches out to us. The course contains the working of signals in digital communication. The course has quizzes, forums, projects, and assignments.

The system view of communication training has been divided into three parts. In part 1, the candidates will learn how information travels to a single receiver, in part 2 the participants will study how multiple transmitters work. The traveling of signals from one station to another has been clearly explained in the third part of the course. The System View of Communications: From Signals to Packets course (PART 2) certification course involves interactive exercises to help the candidates grow more knowledge.

Once the candidate goes through the procedure of learning, they will be given a certificate at the end. The certificate can be an asset to the learning of the participant. In any organisation, they can show it and get better jobs or salary hikes. The candidates can learn at their own pace but with limited access, if they have selected the audit track, but if the candidates have selected the verified track, they will be getting unlimited access to the course learning materials.

The Computer-Aided Design / Computer-Aided Manufacturing online programme is a six weeks core course, comprising two credits. It belongs to the diploma-level category of computer science and engineering, verified by the national coordinator NPTEL. The instructor for the programme is a highly qualified professional, Dr K. Tamil Mannan.

The Computer-Aided Design / Computer-Aided Manufacturing diploma course focuses on the usage of computers and software to assist design development, control machine tools, and facilitate the manufacturing of the designs into products. The curriculum includes in-depth information about the hardware and software of CAD and CAM along with the various applications they provide.

The Computer-Aided Design / Computer-Aided Manufacturing certification training structure has been designed by experts and is segmented into six modules. Modules one to three covers the usage of CAD for the modification, creation, optimization, and analysis of a design. Modules four to six focuses on CAM, teaching how to control and operate machine tools and facilitate the manufacturing of a product.

The National Institute of Electronics and Information Technology Gorakhpur will be providing students with a comprehensive and structured course package for a better understanding of Computer-Aided Design (CAD). The six-week program will venture deep into the fundamentals of AutoCAD. The changing patterns and trends involved in the world of computer science will be covered and also dealt with both from the academic and professional front.

The Certification Course in AutoCAD by NIELIT is structured completely online. Hence, all the registered candidates can learn at their own pace and time schedule. The course will be guided by the experienced faculty of NIELIT  and also live sessions will be organized for reaching out to the candidate in a more lucid way. During the AutoCAD course, the students will be encouraged to solve real-world problems and therefore make the aspirants more experienced to face the challenges while working as CAD professionals in the future.

Building Arduino Robots and Devices online course is an extensive, in-depth 6-week study into the process of building gadgets and robots using the state-of-the-art microcontroller, Arduino. The certification course demonstrates the assembly of such devices and bots, along with how to program them to perform specific tasks. 

Coursera developed the Building Arduino Robots and Devices programme specifically for individuals keen in the field of robotics and looking to upskill. Also, the programme is the right choice for those who wish to develop their skills in the field of industrial or home automation, and for anyone involved in the field of advertising or industrial design.

Moreover, candidates will have access to ample reading material, carefully curated by the course developers. Once candidates complete the programme modules and practice assignments, they will be eligible for the much-coveted course completion certificate.

Finally, since the entire Building Arduino Robots and Devices course is committed to practical training, it will be beneficial if you had some of the electronics equipment used in this course handy.

The Art of Structural Engineering: Vaults Certification Course is an introductory level course that explores the design and analysis of vaults in the domain of structural engineering. The course available on the edX platform will examine the functioning of different contemporary vaults.

The Art of Structural Engineering: Vaults Training Course does not require any advanced level knowledge in mathematics or engineering. The course will be instructed by Maria Garlock, Professor of Civil and Environmental Engineering at Princeton University.

After successful completion of the Art of Structural Engineering: Vaults Online Course on the PrincetonX platform, The course will be taught in an instructor-led pattern with the help of video lectures and graded assessments.

The Waste Management and Critical Raw Materials course will be an incentive to a wide scope of experts working in or inspired by this field. These incorporate experts associated with delivering items containing CRMs, (for example, gadgets) just as nearby or public government authorities entrusted with getting sorted out waste administration and reusing these items. Understudies inspired by the field of waste administration will likewise discover this course supportive for their examinations in gadgets, modern plans, and mechanical environments. The Waste Management and Critical Raw Materials training will likewise examine natural issues and electric and electronic waste guidelines and also, and we will take a gander at the possible advantages of roundabout acquirement and how reusing advancements and more proficient methods of gathering and reusing Critical Raw Materials (CRMs) can make your business and creation more asset strong.

The Waste Management and Critical Raw Materials certification course has gotten financing from the European Institute of Innovation and Technology (EIT). The EIT was upheld by the European Union's Horizon2020 exploration and development program. The candidates can opt for any of the enrolment options, namely, verified and audit tracks. In the audit mode, the leaners can pursue the course free of cost and get access to the programme for a limited duration. 

In the Mentoring engineers with impact training online course by edX, the candidate will be focused on the individuals who are managing and driving experts towards accomplishing their professional objectives. The course offers the candidate a bunch of apparatuses and standards with objectives and reasonable strategies to effectively begin and execute to finish a coaching cycle. As a coach, the candidate will focus on building up those abilities which will help the mentees to fabricate and support their upper hands.

The duration of the course is 6 weeks. Mentoring engineers with an impact certification syllabus is a short-term online course. An intermediate level of teaching will be there. It is a self-paced course that candidates can access according to their own comfortable timings. The candidate is requested to give their efforts of 1-2 hours weekly.

The candidate will be getting a verified course certificate of Mentoring engineers with an impacted program by the end of the course from edX. The certificate will be a shareable certificate that candidates can add to their LinkedIn account. The candidate can access the course for free or can take the upgraded course to get the certificate by the end of the course.