Tip 1 : Clear your basics about subjects related to computers and be positive.
Tip 2 : Do atleast 3 projects and be well prepared for questions around those projects during interview.
Tip 3 : Practice atleast 5 questions daily starting from the basic ones.
Tip 1 : Have atleast 2 projects on your resume
Tip 2 : Be careful of what you put on your resume you can be questioned about everything in your interview.