"Companies depend on secretaries to keep teams organized by executing a variety of administrative duties. Expect questions that will evaluate your organizational, time management, and multitasking abilities. Interviewers may ask you to discuss a time when you successfully juggled multiple deadlines or were able to handle difficult callers. Though these interviews focus primarily on soft skills, you may be asked about your knowledge of relevant administrative software."
Give an example of how you have dealt with and Irate client or customer.
Remain completely silent and let the irate client vent. Assure them you will check the status of the problem, follow-though with the action you promised (apology) for any enconvenists, build trust and show the customer you understand his or her problem. (by saying the word important its helps break the venting cycle