The area of a circle varies directly as the square of its radius. If the area of a circle is 
when its radius is 
, find the area of the circle when the radius is 
.
A. 
B. 
C. 
D. 
E. 
Answer: B
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Answer the following statements true (T) or false (F)
1. The debugger’s Step Over command lets you view all statements inside a method being called by the current program statement. 2. Suppose you set a break point inside a method named X. When you reach a statement that calls method X, the Step Over command will stop at the break point. 3. Suppose you’re using the debugger to step through a method, and you want to immediately return to the place in the program where the method was called. The Step Return command will accomplish this. 4. The debugger’s Step Into command lets you view all statements inside a method being called by the current program statement
If analyzing activity information reveals a problem, explain why a root cause analysis is needed.
What will be an ideal response?
Draw a sequence diagram showing the interactions of objects in a group diary system, when a group of people are arranging a meeting.
What will be an ideal response?
The compiler will implicitly create a default constructor if:
a. The class does not contain any data members. b. The programmer specifically requests that the compiler do so. c. The class does not define any constructors. d. The class already defines a default constructor.