Rob creates a Product Details table that has four columns Product_ID, Product Name Category Price and Discount. A product may have a 10%
discount if it is on sale. Which field should Rob assign as a primary key in the table?
Rob should assign the
field as the primary key in this table.

What is transmission control protocol/internet protocol (tcp/ip)? software that prevents direct communication between a sending and receiving computer and is used to monitor packets for security reasons a standard that specifies the format of data as well as the rules to be followed during transmission a simple network protocol that allows the transfer of files between two computers on the internet a standard internet protocol that provides the technical foundation for the public internet as well as for large numbers of private networks