A polytechnic broadly refers to an institute or school that provides vocational courses in technical domains, industrial arts, or applied sciences. Polytechnic courses duration is two or three years depending on the course. There are also engineering courses in polytechnic like a pre-engineering course in various specializations. There are many polytechnic colleges in India that are often run by state governments, along with the self-financed private institutes, which offer various certificate or diploma courses in the engineering or industrial domain. Nowadays, Most students go with a diploma after finishing their secondary school education. Students can get placement in reputed companies even for these diploma courses. Polytechnic courses have many benefits such as Lesser duration, Excellent practical exposure, Reasonable fees, change of stream, Easy transition for further studies, Huge job opportunities even abroad. There are many specialization departments in polytechnic courses. Here, some of the top list of polytechnic courses that can be done by students after passed out from their secondary school level education.

1.Diploma in Computer Science Engineering

2.Diploma in Aeronautical Engineering

3.Diploma in Arts and Craft

4.Digital Marketing Course

5.Web Designing Course 

6.Graphic Designing Course

7.Diploma in Electrical and Electronics Engineering

8.Diploma in Production Engineering

9.Diploma in Agriculture Engineering

10.Diploma in Civil Engineering

1.Diploma in Computer Science Engineering

Pursuing a Diploma in the computer science engineering stream has great value in current times. Computer science streams play a great role in each and every company. Computer science engineers have more job opportunities nowadays. The primary study topics in computer science diploma courses are Computer science operating system, personal computer software tools, Open office unit, Designing and publishing using Pagemaker, photoshoot, and Corel draw unit, windows programming through the visual basic unit, software lab unit, seminar students can gain all knowledge in this diploma computer science course with practical knowledge. Diploma holders in computer engineering are paid an annual starting salary of 2,00,000 in India. They can also able to take projects on their own.

2.Diploma in Aeronautical Engineering

A diploma in aeronautical engineering is a three years course. Students who passed out from secondary school level education are eligible to get into this course. The Diploma aeronautical engineering course teaches students how to manufacture and maintain aircraft parts and tools, as well as how to design, service, and test airplanes. Students also learn about the techniques of operating an aircraft and rocket. This course is a highly reputed one. Students are prepared to work in an industry and to solve engineering problems from this course. Several sectors related to aviation are open to candidates. 

3.Diploma in arts and craft

A diploma in arts and crafts time duration is 2 years. Candidates can display their work in museums, private galleries and have a private collection to get rewarded for their work. Candidates with an interest in sketching, drawing, and creativity then they can study this course. Job profile for diploma in arts and craft is Teacher in arts and craft, Assistant designer, 3D arts, and Interior designing work. Candidates can also start a business with the art and craft learned during the course. They can also be a tutor. Dull students can go with these to explore their hidden talents. 

4.Digital Marketing Course

Students passed out from their secondary school level education can do digital marketing courses. Time duration for a digital marketing course is 2-3 years depending on the depth and institute. As candidates enter the digital marketing industry, they get paid to start salary between 25k -35k. Digital marketing courses give knowledge about the best marketing technique where candidates can perform in different conceptual techniques like search engine optimization, search engine marketing, Email marketing, social media marketing, Inbound marketing, content marketing, and web analyst in a company. 

5.Web Designing course 

Web designing courses can also be done by students who passed out from secondary school level education with basic internet knowledge. Time duration for web designing varies with each institute but it will not take a long period of time to learn web development. Web developers are highly in demand nowadays. Every company needs a web developer. Candidates with web developing knowledge can do free launce, own business as well as jobs. Web designing is a highly reputed course in the industry. A web developer can get paid 2,00,000 as their starting salary.

6.Graphic Designing Course

The graphic designing course has a great future and career value. Graphic design courses have many job opportunities. Graphic designing is a virtual depiction. It includes an imaginative and logical plan to solve a problem or attain certain objectives, with the utilization of pictures, images, even words. Advertisement videos on social media can be done by a graphic designer. Now, many educational platforms need this to make online classes more interesting. The graphic designing course gives many opportunities for candidates. It is also an interesting field too.

7.Diploma in Electrical and Electronics Engineering

A diploma in EEE is a 3 years course that can be purse by students who complete their secondary school level education. Diploma in EEE focuses on Designing and testing Ics, Inductors, Capacitors, Resistors, Electronic circuits, Computer systems, Electronic wires, and also develop the control system. Job opportunities for EEE students are Electrical engineer, Equipment engineer, Electronic engineer, Hardware engineer, Software engineer, director of technology, etc. 

8.Diploma in production engineering

Diploma course in production engineer is 3 years duration course. Production engineering covers major topics include Mathematics, Basic physics, Theory of machines, Design thinking, Heat transfer, Work-study, and Ergonomics, Production planning and control, Design of machine elements, Industrial automation, and Robotics, Material and operation management, etc. Candidates with diplomas in production engineers are hired by many companies for the designations such as Pharmaceuticals, Research labs, the Manufacturing sector, Communication sector, Travel, Sports, Health, and Information technology, etc.

9.Diploma in agriculture engineering

Diploma in agriculture is a 2 years course. After completing the diploma in agriculture engineering can get a job in Agriculture nurseries, Farm production activities, and industries. They can also get jobs in government-based organizations undertaking food management, fertilizers, or agricultural asset management. After doing this diploma in agriculture engineering course candidates will also have a chance to pursue a BSc agriculture course which can improve their value.

10.Diploma in civil engineering

A diploma in civil engineering is a 3-year duration course. This course gives knowledge about Designing the process, Maintainance and construction of roads, dams, bridges, buildings, etc. Students can learn about construction management with theory and practical knowledge. Graduates with a diploma in civil engineering can work as Assistant civil engineers, Junior construction managers, Junior inventory managers, Construction project assistants, Junior plant engineers, Professors, consultants, etc.