A:Answer Yes it has thunderbolt port. There's a USB-C port that supports USB3.1, ThunderBolt...
Thunderbolt™ 3 supporting: Power in/charging, PowerShare, Thunderbolt 3 (40Gbps bi-directional), USB 3.1 Gen 2 (10Gbps), HDMI, Ethernet and USB-A via Dell Adapter (sold separately)
Thunderbolt™ 3 multi-use port allows you to charge your laptop, connect to multiple devices (including support for up to two 4K displays) and enjoy data transfers up to 40Gbps , which is 8x faster than USB 3.0. Also includes two USB 3.0 ports