Java Exam 7 November 2014
- 1.Which statement(s) are true? (Choose all that apply.)
- A.
Cohesion is the OO principle most closely associated with hiding implementation details
- B.
Cohesion is the OO principle most closely associated with making sure that classes know about other classes only through their APIs
- C.
Cohesion is the OO principle most closely associated with making sure that a class is designed with a single, well-focused purpose
- D.
Cohesion is the OO principle most closely associated with allowing a single object to be seen as having many types
- 2.
![Given:What is the result? - ProProfs]( "Given:What is the result?")
Given:What is the result?- A.
-124
- B.
-134
- C.
-424
- D.
-434
- E.
-444
- F.
Compilation fails
- 3.
![Given:What is the result? - ProProfs]( "Given:What is the result?")
Given:What is the result?- A.
Furry bray
- B.
Stripes bray
- C.
Furry generic noise
- D.
An exception is thrown at runtime
- E.
Stripes generic noice
- F.
Compilation fails
- 4.
![Given:What is the result? - ProProfs]( "Given:What is the result?")
Given:What is the result?- A.
5 7
- B.
5 8
- C.
8 7
- D.
8 8
- E.
Compilation fails
- F.
An exception is thrown at runtime
- 5.
![Given: - ProProfs]( "Given:")
Given:- A.
2
- B.
4
- C.
An exception is thrown at runtime
- D.
Compilation fails due to an error on line 4
- E.
Compilation fails due to an error on line 5
- F.
Compilation fails due to an error on line 6
- G.
Compilation fails due to an error on line 7
- 6.Which are true? (Choose all that apply.)
- A.
It is appropriate to use assertions to validate arguments to methods marked public
- B.
It is appropriate to catch and handle assertion errors
- C.
It is NOT appropriate to use assertions to validate command-line arguments
- D.
It is appropriate to use assertions to generate alerts when you reach code that should not be reachable
- E.
It is NOT appropriate for assertions to change a program’s state
- 7.
![Given:What is the result? (Choose all that apply.) - ProProfs]( "Given:What is the result? (Choose all that apply.)")
Given:What is the result? (Choose all that apply.)- A.
Compilation succeeds
- B.
Compilation fails due to an error on line 8
- C.
Compilation fails due to an error on line 10
- D.
Compilation fails due to an error on line 12
- E.
Compilation fails due to an error on line 14
- 8.Which are true about a static nested class? (Choose all that apply.)
- A.
You must have a reference to an instance of the enclosing class in order to instantiate it
- B.
It does not have access to non-static members of the enclosing class
- C.
Its variables and methods must be static
- D.
If the outer class is named MyOuter, and the nested class is named MyInner, it can be instantiated using new MyOuter.MyInner();
- E.
It must extend the enclosing class
- 9.
![Given:Which could be used to create an appropriate catch block? (Choose all that apply.) - ProProfs]( "Given:Which could be used to create an appropriate catch block? (Choose all that apply.)")
Given:Which could be used to create an appropriate catch block? (Choose all that apply.)- A.
ClassCastException
- B.
IllegalStateException
- C.
IllegalStateException
- D.
IllegalStateException
- E.
ExceptionInInitializerError
- F.
ArrayIndexOutOfBoundsException
- 10.
![Given:What is the result? - ProProfs]( "Given:What is the result?")
Given:What is the result?- A.
Compilation fails
- B.
Button key lint nickel nickel lint key button
- C.
Nickel button key lint button key lint nickel
- D.
Nickel button key lint nickel button key lint
- E.
Nickel button key lint nickel lint key button
- F.
An exception is thrown at runtime
.JPG "Given:What is the result?")
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