What are the obligations of a class that implements a specific interface?
What will be an ideal response?
To implement an interface, a programmer must do two things. First, the phrase
implements interface_name must be included at the start of the class definition. To implement more
than one interface, the interface names must be separated by commas. The programmer must then
implement all the methods listed in the definition of the interface.
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Case-Based Critical Thinking QuestionsCase 6-2Wyona, owner of Wyona's Hat Designs, desires to have a Web site built for customers to order custom-made hats. They can pick from straw, leather, and material hat collections. Customers can specify one of their existing patterns, which include about 50 designs. They can also choose a custom pattern instead and then provide information about the pattern they want for Wyona to custom create. For her address she wants to make sure the zipcode is set to 5 characters only. Which attribute of a text box will allow her to do this?
A. maxlength B. size C. length D. characters
If you assign int cost = 395.75; what actually will be stored in memory?
A. 396 B. 395.75 C. 395 D. 395.750000
When a computer on one subnet wishes to communicate with a computer on another subnet, traffic must be forwarded from the sender to which of the following devices?
A. broadcast server B. IP gateway C. firewall D. proxy server
The Sparklines group is located on the Data tab.
Answer the following statement true (T) or false (F)