Composite keys are useful as identifiers of weak entities, where the weak entity has a strong relationship with the parent entity.

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

Which of the following is not a key player in the sale of travel products?

How are we able to create photographs differently than 100 years ago? explain your answer in relation to your photograph you selected.