Which of the following devices is used for connecting multiple network hosts where the physical signal is always repeated to all ports?

You can export ________ database object(s) in a single export operation

Fill in the blank(s) with correct word

Case 11-1 Your colleague Jason is trying to clarify the three-tier program structure to you and he thinks that providing some practical examples will make it easier to explain it to you. Jason offers you the example of a form that accepts user input in an application geared to allow a fundraising operation to track the donations it receives. Which of the following tiers contains the data entry form for donations?

A. presentation B. persistence C. business D. record