As a result, it has become the easy target for
hackers ----Do not capitalize that word. It is not a proper noun.
It was during my high school years that I
realized that we were not... HAVE does not go with the past tense. If you say, "I have learned..." that is a different verb tense.
When I was introduced to the computer world in my undergraduate
courses I was very much interested in programming. As programmers are the gods of the Internet world, I dreamed about ---very interesting style!!!
Use a hyphen:
The well-framed course structure and the ...
now i have short term goals like getting a research assistant ship and developing a website 'mybusinesscard.com' having features like contacts storage, bookmark storage and online sms features... so can i mention these two? and which text para will be suitable to place these?
Excellent idea... these are the components of your plan. They set you apart. As for where you mention them... you have to artfully incorporate them. If you use part of the essay to share your plan with the reader, it will inspire the reader. We all appreciate it when someone gives us some inspiration...
My strong programming skill and excellence in mathematics will be best utilized in the field of computer science field, and this makes me want to create an application or website with solid, unbreakable security.
I don't know if it is necessary to mention dreams or career goals. This sentence refers to a career goal. It goes without saying, and that is powerful... so maybe you can keep it as it is?