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splitQ41. boolean log3 = ( 5.0 != 6.0) && ( 4 != 5); boolean log4 = (4 != 4) || (4 == 4); System.out.println("log3:"+ log3 + \nlog4" + log4); What is the result? A. log3:false log4:true B. log3:true log4:true C. log3:true log4:false D. log3:false log4:false Answer: B Q42. Which two are Java Exception classes? A. SercurityException B. DuplicatePathException C. IllegalArgumentE

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splitQ51. Which three statements are benefits of encapsulation? A. Allows a class implementation to change without changing t he clients B. Protects confidential data from leaking out of the objects C. Prevents code from causing exceptions D. Enables the class implementation to protect its invariants E. Permits classes to be combined into the same package F. Enables multiple instances of th

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splitQ61. Given: Which two modifications are necessary to ensure that the class is being properly encapsulated? The class is poorly encapsulated. You need to change the circle class to compute and return the area instead. A. Remove the area field. B. Change the getArea( ) method as follows: public double getArea ( ) { return Match.PI * radius * radius; } C. Add the following method: public d

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splitQ71. Why will the code not compile? A. A static field cannot be private. B. The getLetter method has no body. C. There is no setLetter method. D. The letter field is uninitialized. E. It contains a method named Main instead of ma Answer: B Q72. Given: What is true about the class Wow? A. It compiles without error. B. It does not compile because an abstract class cannot have privat

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splitQ31. Given: A. Good Day! Good Luck! B. Good Day! Good Day! C. Good Luck! Good Day! D. Good Luck! Good Luck! E. Compilation fails Answer: E Q32. Which two may precede the word ‘class’ in a class declaration? A. local B. public C. static D. volatile E. synchronized Answer: BC Q33. Given: Given the for loop construct: Which constructor initializes the variable x3? A.

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splitQ21. Given: What is the result? A. 2 4 6 8 B. 2 4 6 8 9 C. 1 3 5 7 D. 1 3 5 7 9 Answer: DQ22. Which two items can legally be contained within a java class declaration? A. An import statement B. A field declaration C. A package declaration D. A method declaration Answer: BD Q23. Given the code fragments: What is the result? A. Super Sub Sub B. Contract Contract Super C.

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splitQ11. Given the code fragment: What is the result? A. Found Red B. Found Red Found Blue C. Found Red Found Blue Found White D. Found Red Found Blue Found White Found Default Answer: B Q12. Given: How many objects have been created when the line / / do complex stuff is reached? A. Two B. Three C. Four D. Six Answer: C Q13. The protected modifier on a Field declaration wit

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splitQ1. Identify two benefits of using ArrayList over array in software development. A. reduces memory footprint B. implements the Collection API C. is multi.thread safe D. dynamically resizes based on the number of elements in the list Answer: AD Q2. Given: What is the result? A. null B. compilation fails C. Java.lang.NullPointerException D. 0 Answer: A Q3. Given: What is the re

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splitQ81. Which declaration initializes a boolean variable? A. boolean h = 1; B. boolean k = 0; C. boolean m = null; D. boolean j = (1 < 5); Answer: D Q82. Which three are advantages of the Java exception mechanism? A. Improves the program structure because the error handling code is separated from the normal program function B. Provides a set of standard exceptions that covers all t

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splitQ91. Given the code fragment: What is the result? A. 10 8 6 4 2 0 B. 10 8 6 4 2 C. An Arithmetic Exception is thrown at runtime D. The program goes into an infinite loop outputting: 10 8 6 4 2 0. . . E. Compilation fails Answer: B Q92. A method is declared to take three arguments. A program calls this method and passes only two arguments. What is the result? A. Compilation fails.