The other posters were attempting to educate you on what seem to be misperceptions.
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Most successful transfers are achieved because a student has legitimate and well-articulated reasons for wanting to transfer. Examples of such: change of major to one not available at current school, change of financial situation, needing to be closer to family due to personal/family considerations. So when you were asked this question, the poster was trying to help you understand what is required for a successful application.
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CS is remarkably employable from almost any US uni/college. Period.
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One can’t judge a school’s quality or prestige by looking at overall acceptance rates. Some schools with >75% acceptance have low acceptance to impacted majors, which CS often is. You really need to dive into the department and research the graduate employment stats and curriculum to see if it is a good match for your goals.
Good luck with your application. Continue to work hard at Penn State. Build relationships with your professors. Work on your English skills.