For college students, possessing a realistic expectation of their career at a company is extremely difficult because they have never worked in the corporate world before. Sure, many college students have had internships and part time jobs before, but it is not the same as being in a full-time career.
Leaving school for the real world can be a daunting prospect, and for good reason. However, this is an incredible time in your life, with the opportunity to begin a new career and get started building your resume as a professional. Be confident in yourself and your abilities, and there is no stopping you.
According to conventional wisdom, the best way to boost your salary is to get an offer from a competing employer with a higher salary. But if you've already decided where you want to work, and you're not well along the way with other employers, it's disingenuous to start interviewing elsewhere, not to mention a waste of your time.