string objectName = value is an example of a(n) ____.
A. assignment statement
B. constructor method
C. declaration statement
D. implementation statement
Answer: B
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Overriding a method differs from overloading a constructor because:
a) For an overloaded constructor, the base class constructor will always be called first. b) For an overridden constructor, the base class constructor will always be called first. c) Overloaded methods have the same signature. d) Overridden methods have the same signature.
Answer the following statements true (T) or false (F)
1. Private methods of the base class are not available for use by derived classes. 2. Polymorphism refers to the ability to associate many meanings to one method through dynamic binding. 3. Java allows an instance of an abstract class to be instantiated. 4. Late binding refers to the method definition being associated with the method invocation when the method is invoked at run time.
Which of the following statements about using a circular buffer to implement print spooling is false?
a) The despooler thread tends to run at a slower speed than the spooler thread. b) A circular buffer can “take up the slack” resulting from the mismatch in the speeds of the spooler and despooler threads. c) If the system always generates print lines faster than the printer can print them, the buffer will always be full. d) The spooler thread tends to run at a slower speed than the despooler thread.
Which of the following is NOT identified in the textbook as a component of an application packet?
A) Career portfolio B) Resume C) Letters of recommendation D) Description of disabilities