Question 201
The Dog class and the Cat class inherit from the Animal class.
The Animal class includes a breathe() method and a speak() method.
If the speak() method is called from an object of type Dog, the result is a bark.
If the speak() method is called from an object of type Cat, the result is a meow.
Which term is used to describe this object-oriented concept?
Question 202
Hotspot Question
For each of the following statements, select Yes if the statement is true.
Otherwise, select No. Each correct selection is worth one point.
Question 203
Which three are valid SQL keywords? (Choose three.)
Question 204
Drag and Drop Question
You are developing an application to display track and field race results.
The application must display the race results twice.
The first time it must display only the winner and runner-up.
The second time it must display all participants.
The code used to display results is shown below.
You need to implement the RankingsO function.
Complete the function to meet the requirements. (To answer, drag the appropriate code segment from the column on the left to its location on the right. Each code segment may be used once, more than once, or not at all. Each correct match is worth one point.)
Question 205
You are reviewing a design for a database. A portion of this design is shown in the exhibit. Note that you may choose to view either the Crow's Foot Notation or Chen Notation version of the design. (To view the Crow's Foot Notation, click the Exhibit A button. To view the Chen Notation, click the Exhibit B button.)
Which term is used to describe the relationship between Customer and Order?