________ refers to the size and positioning of nodes in the scene graph.

According to the SQL standard, what is the maximum number of times UNION can be used in a single SELECT expression?

a. Dependent upon the database system. b. There is no limit. c. Once d. Twice

An Ethernet packet size greater than 1500 bytes is called

a. a bad frame. b. a jumbo frame. c. an MTU. d. All of the above e. None of the above