Studying abroad will be problematic for gap year?

My question is:
I am a student who pass 10th in 2002 with 80% and due to financial condition i cant study for next 5yrs. yes ofcourse i tried two times to give 12th but couldnot....
in 2007 i entered to diploma in computer science & technology and passed in 2010 with 88.9% marks and entered B.TECH in a government institution and till now have 8.2GPA...
after 2007 no year gap...
my first question
1.Will year gap problem to go abroad for higher study and get scholarship...?

2. Can i get a job like TCS,WIPRO etc.?
>>if not can i join these companies after 3yrs experience?

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