1. Database Models (2 pts.) Does the following table exhibit entity integrity? Answer yes or no; then explain your answer. (Table: VENDOR, Primary Key: VEND_CODE; Foreign Key: none) VEND CODE VEND NAME VEND CONTACTVEND AREACODE VEND PHONE Melanie T. Travis Henry J. Olero 120 BarginSnapper, Inc 121 Cut'nGlow Co 122 Rip & Rattle Supply Co. Anne R. Morrins 123 Tools 'R Us 124 Trowel & Dowel, Inc 125 Bow & Wow Tools 615 615 901 615 901 904 899-1234 342-9896 225-1127 546-7894 453-4567 324-9988 Juliette G. McHenr George F. Frederick Bill S. Sedwick