BCA

In the majority of universities, eligibility criteria for M.Com is B.Com or equivalent graduation degree. Some universities also allow applicants from other streams like BBS, BFIA, BBA and BEE. You are not eligible to do M.Com because of your BCA degree. You are advised to do B.Com through distance, and then opt for M.Com.

You will be eligible for government jobs if you pursue BCA through distance from a UGC or AICTE recognised institute.

You are advised to do either hardware or software certifications along with BCA to enhance your employability, based on your interests and preferences.

MCA is a sufficient qualification along with B.Ed to teach in higher secondary students as PGT. BCA + MCA will make you a true IT professional which may open door of opportunities for you.

You must take the GRE and TOEFL before applying. Please visit university websites for GRE and TOEFL requirement. You will also require personal statement, academic transcripts, letters of recommendation from your teachers while applying. All of these information will be found the website of the universities.

As per the advertisement of UP TGT/PGT 2016, only graduates of BA/ B.Sc Maths are eligible for UPTGT Maths.

You can easily get job in companies, such as HCL-T, Dell, Wipro, Infosys etc, which has remote infrastructure management vertical or business unit. You can also get a job in IT department of any medium and large enterprise.

BCA or Bachelors of Computer Applications is a 3-year undergraduate degree in computer languages and applications. It is really good for a commerce stream student or for others too. You can do it from any reputed college as per your wish.

Please refer to the following link for the list of colleges:
https://www.shiksha.com/search/?q=BCA&c=10&sc=100&sa=153^0^46^0^0^0&ts=1382193&rf=searchwidget&ct[]=153&sp[]=46&ldb=l-46