What is the minimal number of records that can be entered in the database whose relational schema is mapped from the Eaglerun Trucking Dispatcher ER diagram?

Job descriptions are contained in the job specifications.

a. true b. false

Find the shortest route from Node 1 to each of the other nodes in the transportation network represented below

Route from Node Distance 1 to 2 50 1 to 3 100 2 to 3 75 2 to 4 65 3 to 4 80 3 to 5 70 4 to 5 65 4 to 6 200 5 to 6 130