On the name of Interview most of the candidates either gets excited or gets nervous. So the result comes as candidate loss the chance of getting hired. It would not happed with you too so be prepared well before going to the Interview:-
Remember 5 Important Promise Before Going To Job Interview

1. Will Not Criticize Existing or Previous Company in Interview
    Always avoid the criticism of your previous / existing company. If asked any question about your existing company or boss, so never mad mouth about them. Sometime your might be saying the truth but always remember that no one likes to hear criticism.


    2. Will Avoid Saying I Am Perfect

    Always avoid using those tag words which relate to ( I Am Perfect). Always try to convey your message in a way that looks fair and well defined.

    3. Will Straight to the Point

    Always keep in the mind that, the question which HR people ask have their own intention to ask and your should always straight to the point and never detail your answer. You should only answer what is being asked.

    4. Will Explore About the Company

    What do you know about us? This common and most asked question in the Interview can decide whether you get the job or not. If you had explored the company website and got information about company and their business that this question can really help you.

    5. Will Pick Every Single Word Carefully

    You have to take care in regards to selecting words when answering the question. If you are influenced by any specific religion or group than you should never disclose or express this in your interview.

    If you apply above described 5 important promise before going to job interview surely your will see change in the term of your chance of getting jobs.