SQL: Database technologies such as MySQL, PostgreSQL and Microsoft SQL Server

• Java:  It’s one of the most widely adopted programming languages, used by some 9 million developers and running on 7 billion devices worldwide.
• JavaScript: JavaScript – not to be confused with Java – is another one of the world’s most popular and powerful programming languages, and is used to spice up web pages by making them interactive.
• C#: Dating from 2000, C# (pronounced C-sharp) is a relatively new programming language designed by Microsoft for a wide range of enterprise applications that run on the .NET Framework. An evolution of C and C++, the C# language is simple, modern, type safe and object oriented.
• C++: C++ (pronounced C-plus-plus) is a general purpose object-oriented programming language based on the earlier ‘C’ language.
• Python: Python is a general purpose programming language that was named after the Monty Python. Python is simple and incredibly readable since closely resembles the English language. It’s a great language for beginners.
• PHP: Today, PHP (Hypertext Pre-Processor) is a scripting language, running on the server, which can be used to create web pages written in HTML. PHP tends to be a popular language since its easy-to use by new programmers, but also offers tons of advanced features for more experienced programmers.
• Advanced Microsoft applications(Ms Word, Ms Excel, Access and Visual)