An applicant's handshake may be crucial at a job interview. But a personality test can tell a company what's behind that handshake.

求职面试中，应聘者在握手时的表现或许至关重要。不过，能让企业了解到握手背后的真实情况的则是性格测试。

Companies as varied as electronics retailer HHGregg Inc., rental-car agency Avis Budget Group Inc. and Sprint Nextel Corp. all use personality tests to help assess job applicants for conscientiousness, extroversion or other traits that may be useful in forging a successful career