CS 192 test questions 1-44 1. Global variables are known to the entire class. A) True B) False 2. A class diagram consists of a ____ divided into three sections. A) square B) rectangle C) circle D) triangle 3. Programmers refer to hidden implementation details as existing in a ____. A) white box B) white hole C) black box D) black hole 4. ____ is the process of creating a new, derived class from a base class. A) Accessibility B) Encapsulation C) Inheritance D) Polymorphism 5. An object is a category of things. A) True B) False 6. An instance method or constructor may be overloaded by providing the same name and ____ argument list. A) a different B) the same C) a larger D) a smaller 7. A method’s ____ consists of the method’s statements. A) body B) space C) space D) group 8. A constructor may require ____. A) parameters B) methods C) objects D) inheritance 9. Everything is an object, and every object is a member of a ____. A) class B) method C) case D) process 10. A method is a program module that contains a series of statements that carry out a task. A) True B) False 11. Simple non-array variables are usually passed to methods by ____. A) value B) reference C) type D) class 12. The object-oriented techniques to manage errors such as dividing a value by 0 comprise the group of methods known as ____. A) exception handling B) error handling C) exception processing D) error processing 13. Class diagrams are a type of ____ diagram. A) Unified Illustration Language B) Unified Modeling Language C) Object-Oriented Modeling Language D) Unified Pseudocode Language 14. Creating multiple methods with the same name, which will act differently and appropriately when used with different types of objects, is known as polymorphism. A) True B) False 15. A (n) ____ is one instance of a class. A) Method B) object C) instantiation D) attribute 16. Unreachable code statements are program statements that only execute if there is an exception. A) True B) False 17. A method can be used more than once within a program or in other programs. A) True B) False 18. Overloaded methods have the same name and parameter lists. A) True B) False 19. You can write as many constructors for a class as you want, as long as they all have different ____ lists. A) object B) data field C) method D) parameter 20. Methods can be ____ correctly by providing different parameter lists for methods with the same name. A) updated B) tested C) overloaded D) passed 21. What is one item that must be included in a method’s header if it can receive a parameter? A) local parameter name B) global parameter name C) parameter’s client D) return data structure 22. A child class contains all the data fields and ____ of its parent. A) parameters B) classes C) methods D) procedures 23. A catch block consists of four different elements: the keyword catch, followed by parentheses that contain an exception type and identifier, statements that take action to h.

1. CS 192 test questions 1-44
1. Global variables are known to the entire class.
A) True
B) False
2.
A class diagram consists of a ____ divided into three sections.
A) square
B) rectangle
C) circle
D) triangle
3.
Programmers refer to hidden implementation details as existing
in a ____.
A) white box
B) white hole
C) black box
D) black hole
4.
____ is the process of creating a new, derived class from a base
class.
A) Accessibility
B) Encapsulation
C) Inheritance
D) Polymorphism

2. 5.
An object is a category of things.
A) True
B) False
6.
An instance method or constructor may be overloaded by
providing the same name and ____ argument list.
A) a different
B) the same
C) a larger
D) a smaller
7.
A method’s ____ consists of the method’s statements.
A) body
B) space
C) space
D) group
8.
A constructor may require ____.
A) parameters
B) methods
C) objects
D) inheritance
9.
Everything is an object, and every object is a member of a ____.
A) class

3. B) method
C) case
D) process
10.
A method is a program module that contains a series of
statements that carry out a task.
A) True
B) False
11.
Simple non-array variables are usually passed to methods by
____.
A) value
B) reference
C) type
D) class
12.
The object-oriented techniques to manage errors such as
dividing a value by 0 comprise the group of methods known as
____.
A) exception handling
B) error handling
C) exception processing
D) error processing
13.
Class diagrams are a type of ____ diagram.
A) Unified Illustration Language

4. B) Unified Modeling Language
C) Object-Oriented Modeling Language
D) Unified Pseudocode Language
14.
Creating multiple methods with the same name, which will act
differently and appropriately when used with different types of
objects, is known as polymorphism.
A) True
B) False
15.
A (n) ____ is one instance of a class.
A) Method
B) object
C) instantiation
D) attribute
16.
Unreachable code statements are program statements that only
execute if there is an exception.
A) True
B) False
17.
A method can be used more than once within a program or in
other programs.
A) True
B) False
18.
Overloaded methods have the same name and parameter lists.

5. A) True
B) False
19.
You can write as many constructors for a class as you want, as
long as they all have different ____ lists.
A) object
B) data field
C) method
D) parameter
20.
Methods can be ____ correctly by providing different parameter
lists for methods with the same name.
A) updated
B) tested
C) overloaded
D) passed
21.
What is one item that must be included in a method’s header if
it can receive a parameter?
A) local parameter name
B) global parameter name
C) parameter’s client
D) return data structure
22.
A child class contains all the data fields and ____ of its parent.
A) parameters

6. B) classes
C) methods
D) procedures
23.
A catch block consists of four different elements: the keyword
catch, followed by parentheses that contain an exception type
and identifier, statements that take action to handle the error
condition, an endcatch statement, and a return statement.
A) True
B) False
24.
When a main() method needs to use another method, it calls, or
invokes it.
A) True
B) False
25.
____ variables and constants are those that are known to an
entire class.
A) Global
B) Local
C) Universal
D) Comprehensive
26.
What is the screen output of the following code segment?
Explain the reasoning behind your answer.
Answer:- Your Average is
You will do better next time!
27.

7. Libraries are collections of classes that serve related purposes.
A) True
B) False
28.
When a variable is declared within a method, it ceases to exist
when the method ends.
A) True
B) False
29.
What will be the output of the below program? List what will be
outputed to the screen and explain your answer.
Output:- The output is 10 20 30 40 50 60 70 80 90 100
Output index is a[0] a[1] a[2] a[3] a[4] a[5] a[6] a[7] a[8]
a[9]
30.
The call stack is where the computer stores the list of
exceptions.
A) True
B) False
31.
Write a method that will perform the a division operation
(divide by) on the numbers passed to it in two variables
(numerator, denominator) and outputs the results. Use a try-
catch pair to output an error message if the illegal operation of
divide by 0 occurs.
Answer:-
32.
Multiple inheritance is the capability to inherit more than one
method from a parent class.
A) True
B) False
33.

8. A(n) ____ statement indicates the end of the catch block in the
pseudocode.
A) finalcatch
B) finally
C) endcatch
D) stop
34.
A ____ reference is an automatically created variable that holds
the address of an object and passes it to an instance method
whenever the method is called.
A) key
B) public
C) that
D) this
35.
When illegal division by 0 takes place, an Exception object is
not created automatically by the object-oriented language
application.
A) True
B) False
36.
Design a class named CustomerRecord that holds a customer
number, name, and address. Include methods to set the values
for each data field and output the values for each data field.
Create the class diagram and write the code (not language
specific, ie. psuedocode) that defines the class.
37. When appropriate, specialized ____ classes provide an
elegant way for you to handle error situations.
A) Exception

9. B) Error
C) Constructor
D) Event
38. A ____ is one that sends an exception object out of a
method so it can be handled elsewhere.
A) catch statement
B) throw method
C) catch block
D) throw statement
39. The memory location known as the ____ is where the
computer stores the list of method locations to which the system
must return.
A) method stack
B) location stack
C) call stack
D) store location
40. When a data field is private, it is said to be ____ to any
class other than the one in which it is defined.
A) uninheritable
B) implicit
C) unreachable
D) inaccessible
41. Methods are sometimes called ____.
A) segment

10. B) modules
C) classes
D) routines
42. A ____ is a segment of code that can handle an exception
that might be thrown by the try block that precedes it.
A) catch method
B) throw block
C) catch block
D) throw statement
43. A parent class is the same thing as a base class.
A) True
B) False
44. The ability to use methods without knowing the details of
their contents is a feature of ____.
A) abstraction
B) encapsulation
C) inheritance
D) construction