Class structure diagrams use a ____-headed line to denote the "has a" relationship.
A. triangle
B. circle
C. hexagonal
D. diamond
Answer: D
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Answer the following questions true (T) or false (F)
1. When you define a derived class, you give only the added instance variables and the added methods as well as all the methods from the base class. 2. The keyword extends indicates polymorphism.
Answer the following statements true (T) or false (F)
1. The default copy constructor and default operator = provide deep copy. 2. In deep copy, pointers are followed and data and the pointer structure are duplicated. 3. A function can return an array. 4. An array name is a constant pointer to array base type.
Which of the following is true?
Given the following declarations: StringBuilder buffer = new StringBuilder(“Testing Testing”); buffer.setLength(7); buffer.ensureCapacity(5); a. buffer has capacity 5. b. buffer has capacity 31. c. buffer has content “Testin”. d. buffer has length 15.
When creating a New Address List, to remove an unwanted row, click the row selector box, and then press:
A) Delete Entry. B) Undo. C) Remove Row. D) Erase Entry.