The image shows a sign hanging on a wall in a room. The sign is rectangular in shape and has a white background with black text. The text on the sign reads "Kubernetes Core Concepts Live Training B04". Below the text, there is a black and white image of a cloud with the words "Cloud Native" and "KubeCon" written on it. On the right side of the sign, there are several smaller images and text that appear to be related to the topic of core concepts live training. At the bottom right corner of the image, the number "B04" is written in black.