Which of the following is false?
a. JAXB works with POJOs (plain old Java objects)—no special superclasses or interfaces are required for XML-serialization
support.
b. JAXB serializes only an object’s public instance variables and public read–write properties.
c. A class must provide a public default or no-argument constructor to recreate the objects when they’re read from the file.
d. JAXB requires you to implement special superclasses and interfaces for XML-serialization support.
d. JAXB requires you to implement special superclasses and interfaces for XML-serialization support.
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What is the value of y after the following statement is coded and executed, given that x = 3? Set y = pow(x, x)
a. 3 b. 9 c. 27 d. 81
Encapsulation means ______________.
a. that data fields should be declared private b. that a class can extend another class c. that a variable of supertype can refer to a subtype object d. that a class can contain another class
The manipulation of addresses using pointers ____ knowledge of the actual addresses.
A. requires B. generally does not require C. often requires D. never requires
Which of the following replaces a laptop hard drive?
A. repair technician B. help desk agent C. technology technician D. marketing technician