With B.com there are three options to join
1. joining the PG.DIP.ITM(Post Graduate in Information Technology Management).
2. Joining PGDCA( Post Graduate Diploma in Computer Application). With this you can join the direct second year in M.C.A (Master of Computer Applications).
3. Trying B.S.C(Information Technology) is also possible. It takes three years to complete the degree. Some universities accept direct second year if you have a working experience in IT field.
Apart from these, there are Vendor Certifications which can give a clear idea about IT Field.
Programming, Networking, Multimedia, Designing are few one of the best for the starters.
You have to be good in Math( Problem Solving),Analytical Skills, Aptitude and reasoning skills for programming. Programming languages like C,C++ are the most basic for programming Java, C#. Apart from these, you have to learn Scripting Language like Java Script, VB Script along with the database MYSQL, SQL (known as Structured Query Language),ORACLE, Ms Access is also one of the best databases easy to learn.
Java is one of the hot today in the market.
HTML, java script, is good for starters to know programming in web page design, and web designing. www.w3schools.com is a good website to learn programming online and you can view the output then and there. It does not take much time. 15 - 30 days is more than enough to understand the programming in HTML, ASP, Java Script, VB Script.
If you are good in handling tools, and browsing in knowledge base articles,
Knowledge of Basic Networking, Networking Tools, along with Assembling computers, knowing computer parts, Cable Gripping, Router installations, Checking the wireless connections, these are also kind of skills which is easy to learn. More you learn and practice, more you earn.
After learning this taking a vendor certifications like CISCO, MCP(Microsoft Certified Professional) does create a pathway for selection in the interview. It takes quite a year to to become professional.
If you are a kind of artist or interested in drawing, photography,
Maya is one of the oldest and good to learn. Apart from these Adobe products (FLash, Pagemaker, Dreamweaver, fireworks). Photoshop is good if you are interested in designing. These makes a good talent to earn.
Taking a PGDCA(Post Graduate Diploma in computer Application) from one of the reputed institution either in a correspondence or in a regular stream would actually give you a Post Graduate degree, that is also eligible to enter the Direct second year for M.C.A(Masters in Computer Application). Along with one of the skills is really a professional way of making good money.
Microsoft office package, along with few applications and programming language like VB(Visual Basic) is a good started from scratch to know about IT field. refer websites
Hope this should give you a better idea. All the best