Activating the camera gives you the default PHOTO option which you can start snapping pictures. Settings like Flash, HDR, timer and settings are available.
At the bottom of the screen, you can choose Expert mode, Panorama, Video, Photo, Portrait, Night and Sticker.
If you are go the the EXPERT mode, you will see the options for setting White Balance, EV, ISO, Shutter, AF. With such settings, taking night trails is possible.