tips to prepare a government job interview

"Employers want to know why they should hire you. To find out, they ask a variety of questions to help them find out who you are and what you can do. To be prepared, review your experiences at work, at school and in volunteer activities.
Keep a mental list of your accomplishments.
Think about challenges you've faced and how you dealt with them.
Remember times that you've been a problem-solver.
Consider mistakes that you've made as learning experiences."