Online Java programming courses for all levels

We can say that programming is something highly demanded and important today. It is today, but it will be in the future. That is why it is interesting to learn different languages. In this article we are going to talk about some courses to learn Java. You will see that there are different levels, so they will adapt to your previous knowledge, from the most basic to the most advanced. We will explain the most important points of each of them and thus you will choose the one that suits you best.

Why it is useful to know Java

Online Java programming courses for all levels

It is very interesting to know how to program in Java since it is widely used and is an object-oriented programming language. It is used on multiple devices and offers a wide range of options for developers. In addition, because it is not very complex, it is useful for those who want to start in the world of programming.

Another advantage is that it has many resources and support to learn. The fact of being such a popular language means that we can find a lot of information, courses and, in short, options to be able to learn and perfect techniques in order to improve knowledge and acquire new skills.

Furthermore, Java is a widely used programming language for creating Android applications. The fact of being the most used operating system on mobile devices means that there are many job offers and they need experts who know how to program in this language and create programs.

Therefore, as you can see, it is very interesting to learn to program in Java. For this, you will have at your disposal many courses that will adapt to your knowledge and you will be able to start from scratch or perfect what you already know.

Cursos online de Java

 

Essential agenda

When we decide to learn something new, such as a programming language, it is interesting to see the agenda and know what is essential. This will also help you to choose between the different courses and see if it is really going to add something positive to what you already know.

In the case of Java, like other programming languages, if you start from scratch it is important that this course teaches all the basic concepts, program structures, data types and the different options it offers to be able to create applications. After all, it is a programming language that is used to create programs, so that should be the basis.

However, the agenda will depend on the level . You will find more general courses, where you learn more basic concepts and without focusing on something in particular. You will also see other more specific courses, where you will focus on certain topics.

To give you an idea, within the essential syllabus of a Java course you should find the following:

  • Know what Java is
  • Apply it to development environments
  • Type of data
  • Web applications
  • variables

 

Necessary previous studies

Another important point that always appears when we are going to study a course, whatever it is, is what minimum studies are necessary or, at least, recommended. If you decide to learn to program in Java, you will not need anything specific. If you start from the basic level courses, there you will learn all the essentials no matter what studies you have.

Now, if you decide to take a more specific course, at a more advanced level, then you will have to have previous studies. It is especially interesting to have studies related to computer science, software engineering, hardware, telecommunications and the like.

In addition, it also helps you to have completed a training cycle related to that topic. There you will learn the basics of what programming is and you will have notions about Java that will come in handy to be able to take advantage of these intermediate or advanced level courses. Having completed a previous level course can also come in handy.

Yes, it is important to have general knowledge of computers , use of computers and mobile phones. Although you do not need minimum studies, it is advisable to be familiar with these topics and thus be able to acquire knowledge in an adequate way. Otherwise, these courses will become more uphill and you will have more problems. If you have skills in the field of computer science, you will not have difficulties for entry-level ones.

 

adequate duration

Another issue to consider is the duration of the Java courses . The fact that it lasts more or less does not mean that it is better or worse; Everything will depend on the type of course it is, whether it is something more general, where you will learn basic and general concepts, or instead it is something more specific where you only focus on one topic.

You will find courses that last from 3-4 hours, to others that last more than 40. The first ones will mainly be specific courses, which focus on a specific subject. Those that last 40 hours or more will be more general, more complete and where you touch many topics and, therefore, they will need that time.

A course that is more general, that starts from scratch and where you will learn all the main things and that lasts just a few hours, it is normal that it is scarce and you need something else later. On the other hand, if you find that type of course with a duration of 30-40 hours or even more, surely it is well structured and can serve you without problems.

But what you should keep in mind is that the actual duration of the course will depend on you. An unemployed person, who has a lot of free time, is not the same as another who studies or works and has to find free time to advance little by little in the online Java course.

Programación Java

 

Job opportunities

Programming offers many outlets nowadays. It is something highly demanded by many companies and organizations. But it is especially so when it comes to popular languages, which are really used to make applications that can be widely used, as is the case of the Java language.

Therefore, you will be able to work for companies of all sizes, organizations or even create your own company to develop applications. You will acquire the necessary knowledge to be able to create applications of all kinds and without a doubt that will open up many possibilities for you to work with.

You will be able to work in very varied positions, where you will be able to perform very different tasks such as:

  • Create apps
  • Develop web applications
  • IT and systems management
  • telecommunications
  • Mobile devices and computer

You can work for companies of all kinds, especially those dedicated to developing applications. Therefore, if you decide to take courses to learn Java, you will not have any problems finding a job that suits the knowledge you have acquired and that you can offer to companies.

 

Recommended online courses

You will be able to see different basic, intermediate and advanced level courses . In all of them you can learn to program in Java. In some you will learn the basics and more elementary, focusing on more general aspects, but in others you will be able to expand your knowledge and take it to a higher level to be able to create more complex applications.

 

Basic level courses

In the first place, we are going to start with some elementary level courses, the most basic ones that can serve as a basis for you to acquire knowledge and expand later through other courses and your work experience. You will see different alternatives, with different objectives and agenda.

 

Complete Master in Java from Zero to Expert

Schedule Price Guy Evaluation Certified Diploma Practices Web
On demand, any time €19.99 127 hours of video on demand, 31 articles and 222 downloadable resources. No, but it has practical exercises as if it were an exam. Yes, certificate of completion. He does not have work practices, but he does to learn. www.udemy.com

This course is ideal for those who want to learn to program in Java and have no previous experience. You will start from the most basic until you reach an expert level. It is very complete, it has a duration of 127 hours and in it you will be able to carry out practices of all kinds. It also has many downloadable resources and articles.

      

Why we like it

We like it mainly because it is a super complete course. You will be able to start from the most basic, without the need for previous experience, and you will end up with the appropriate knowledge to be able to carry out any type of application in Java. It is very well structured and is ideal for those looking for something complete.

      

What to consider

You must bear in mind that it is a course that starts from the most basic, so if you already have previous experience, the first few hours may not be of much use to you. You should also be aware that it lasts quite a few hours, up to 127, so it is a course that is planned to be taken little by little.

 

Object-oriented programming

Schedule Price Guy Evaluation Certified Diploma Practices Web
On demand, any time €24.99 5 hours of video on demand, 4 articles. No, but it has practical exercises as if it were an exam. Yes, certificate of completion. He does not have work practices, but he does to learn. www.udemy.com

Another course that starts from the basic level is this object-oriented Java course. You will learn how to create classes, objects, use arrays, reserved words, etc. It is a course made up of 52 classes and it does not have an excessive duration, since it is a total of 5 hours. Here you will learn the basic concepts and principles of object-oriented programming.

Why we like it

It is a course that is well structured, has the appropriate duration for what it is and is part of a basic level of knowledge for those who want to learn everything related to object-oriented programming.

What to consider

You must bear in mind that, although it is a basic level course, it is a requirement to have previous knowledge of the Java development kit and Eclipse. It is a course where you will not go too deep either.

 

Intermediate level courses

You will also be able to opt for intermediate level courses. If you already have previous experience and basic knowledge or have taken a previous course and want to learn more, you can opt for these alternatives that we are going to show and thus acquire more knowledge that may come in handy for your professional career.

 

Java SE 11 developer professional certification course

Schedule Price Guy Evaluation Certified Diploma Practices Web
On demand, any time €19.99 18 hours of video on demand, 1 article, 60 downloadable resources. No, but it has practical exercises as if it were an exam. Yes, certificate of completion. He does not have work practices, but he does to learn. www.udemy.com

This course is very interesting for those who want to obtain the official Oracle certification. It is a preparation course and when you finish it you will be prepared to take this exam. You will learn in detail all the syntax of the Java language and everything you need to be able to develop applications. It is an intermediate level course.

Why we like it

It is a preparatory course to take one of the most prestigious exams to be able to demonstrate knowledge of the Java programming language and thus be able to apply for different jobs that may require it.

What to consider

It is intermediate level, so it is convenient to have previous experience. You need to have taken a previous course or know certain Java concepts before starting to do it. Otherwise, it may be uphill for you and you may not learn as much as you would like.

 

Intermediate Java Programming

Schedule Price Guy Evaluation Certified Diploma Practices Web
On demand, any time €29.99 11 hours of video on demand, 7 downloadable resources No, but it has practical exercises as if it were an exam. Yes, certificate of completion. He does not have work practices, but he does to learn. www.udemy.com

One more intermediate level Java course that you will be able to take. Here you will learn object-oriented programming, strings, variables in Java, etc. You will find theoretical, practical and other classes that will combine both. This will give you adequate knowledge to be able to reach a medium level in this programming language.

Why we like it

We like this course as it is well structured, has a large number of classes and the duration is adequate at 11 hours. It is ideal for those who already have a certain level and want to enhance the knowledge acquired through a previous course or experience in the Java programming language.

What to consider

You must bear in mind that it is important to have a basic level in Java, to know the syntax, variables or repetition structures. Being an intermediate level course, it is already understood that the student has prior knowledge.

 

Advanced level courses

Finally, you will also find some options to take advanced level courses, where you can maximize your knowledge of Java programming. If you have already taken a previous level course or have experience, they are a good option to complete your resume.

 

Advanced Java. Business applications for employment

Schedule Price Guy Evaluation Certified Diploma Practices Web
On demand, any time €94.99 52.5 hours of video on demand, 8 articles and 73 downloadable resources No, but it has practical exercises as if it were an exam. Yes, certificate of completion. He does not have work practices, but he does to learn. www.udemy.com

This is an advanced level course, where you will especially learn how to develop a business-oriented web application in Java. For example, you can learn to develop a web application for a business store. It is a fairly complete course, of adequate duration and where you will learn everything you need.

Why we like it

We like it because it is a fairly complete course, where you will learn everything related to the creation of professional business-oriented web applications. It is well structured, has a good duration and resources to acquire very complete knowledge of Java.

What to consider

You must bear in mind that it is necessary to have knowledge of object-oriented programming with Java, basic knowledge of the concepts of web applications and also of databases.

 

Oracle Database Programming with Java

Schedule Price Guy Evaluation Certified Diploma Practices Web
On demand, any time €19.99 7 hours of video on demand and 21 downloadable resources No, but it has practical exercises as if it were an exam. Yes, certificate of completion. He does not have work practices, but he does to learn. www.udemy.com

Yet another online Java course is this one to learn about Oracle database programming. Here you will learn about the Java JDBC API to be able to program Oracle databases. You will learn all the necessary concepts for it. It is a course with a duration of 7 hours, with different resources that you will be able to use to expand your knowledge.

Why we like it

It is very well structured and we believe that it has an adequate duration to be able to learn what is necessary to program Oracle databases. It has a total of 67 classes.

What to consider

Being an advanced level course, it is necessary to have previous knowledge of programming in Java. You also need basic knowledge of Oracle databases and the SQL language.

In short, as you have seen, there are multiple online Java courses that you can take. There are basic, intermediate and advanced levels. With all of them you will be able to acquire the appropriate knowledge to be able to dedicate yourself to programming in Java and apply for a job.