Job fair is a event organized by a third party in a common place. The concept is job seekers can meet multiple organization at one single place. It is a concept which is a big time saver for both job seekers and the organization.
Organizations basically try to attend job fair to meet multiple candidates in one place or they have a convenience of hiring multiple candidates from the huge crowd.
Access to meet multiple employers at a time
Immediate response for the job application
Many options are confidence boosters
No room for partiality
Cost effective approach to the organization as well as employees
Indirect marketing for the brand
Lot of effort and its a time saver