• Technical customer support jobs can be stressful.customer support image by 26kot from Fotolia.com
  
  In a rough economy, it is best to be as prepared as possible when going into a job interview. When looking at technical customer support jobs, a certain level of expertise is needed to be successful. Before sending in that resume, study some of the potential questions an interviewer may ask you.
  
  

What is Your Basic Technical Experience?

• Since it's a specialized field, technical knowledge may be key to employers.fries with that order image by Keith Frith from Fotolia.com
  
  Potential employers will most likely have a copy of your resume in front of them during the interview, but that won't stop them from wanting to hear your technical experience directly. Be confident in your answer.
  
  

What Do You Know About Our Products?

• After a hire, many companies offer extensive training on their products.private practice image by Andrey Kiselev from Fotolia.com
  
  If you are unsure of what the company does or makes, start doing your research. It's counterproductive to enter an interview blind to the subject. Basic hands-on knowledge of the products may get your foot in the door since the company will want accurate answers given to their customers.
  
  

Explain the Purpose of This

• Be personable, but always remain professional.customer service image by Kurhan from Fotolia.com
  
  You've already explained your technical knowledge, but that won't stop the interviewer from testing you. They may throw scenarios at you about slow networks, ask you to explain the functions of programs or even ask you how to deal with a livid customer using foul language. Your attitude toward these questions will give an interviewer insight into your personality.