Apple hosts this event every year in the Bay Area of its headquarters that is California. This year it will take place at the Mcenery Convention Centre situated in San Jose, CA. This is a new location for Apple as well as it usually hosts this event at the Moscone Centre in San Francisco. The event will begin on 5th June 2017 with the keynote address and will be wrapped up on 9th June, 2017. Further check-in details of the event are given on the WWDC website by Apple.
The highlight of this conference is the WWDC sessions wherein technical know-hows conduct an hour-long presentation covering topics elaborating on the implementation and technical details for new APIS and any other such developer features that might have been revealed during the conference. Apple makes sure that it does not disclose any details about the conference to keep the surprise element intact. Only during the keynote speech are the various innovations stated for the benefit of the visitors. The session schedule will also be posted WWDC website as well as IOS app as soon as the keynote speech begins.