please solve the following questions in the computer

Questions What is eBay's core competency? How does it relate to their chosen strategy? Explain how eBay has decided to configure and coordinate its value chain. Would you characterize eBay's value chain as virtual or real? Why? Consider again your description of eBay's strategy. Is it Adifferent from what it was ten years ago? Why? What are the implications to the challenges identified in the case regarding eBay's strategytoday and in the future