Write a SELECT statement that returns three columns: vendor_id vendor_name The vendor_id column from the Vendors table The vendor_name column from the Vendors table contact_name A concatenation of the vendor_contact_first_name and vendor_contact_last_name columns with a space between Return one row for each vendor whose contact has the same last name as another vendor’s contact. This should return 2 rows. Hint: Use a self-join to check that the vendor_id columns aren’t eq

Install and use wireshark program ( send back screen shots and other vital information) case project 3-2: decode a tcp segment in a wireshark capture in this chapter, you walked through tcp segment to interpret the data included in its header. in this project, you use wireshark to capture your own http messafes, examine the tcp headers, and practice interpreting the data you'll find there. 1. open wireshark and snap the window to one side of your screen. open a browser and snap that window to the other side of your screen so you can see both windows.