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CSE 205 Questions with Correct Answers |
Updated (100% Correct Answers)
An object's operations are implemented as Answer: methods
An advantage of composition is the fact that we can sometimes
reuse classes that we have already written, instead of having to
design and write new classes. Answer: True
In Java a variable must be ____ before it can be used Answer:
declared
In Java class members are declared with the keyword Answer: static
Method overloading distinguishes between methods based on
Answer: both number of arguments and data types of arguments
During what activity do we directly analyze the language of the
problem to identify objects, their attributes and their behaviors
Answer: noun/verb analysis
Immediately after the object's variables are initialized Answer: a
constructor is called
Every Java program consists of at least one Answer: class definition
Which of the following is/are true about arrays? Choose all that
apply.
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, 2
a) the elements of an array are accessed by an integer index
b) the elements of an array all located contiguously in memory
c) the elements of an array all have the same data type
d) an array is a set of variables
e) none of these Answer: Answer: a, b, c, d
In Java an expression like the one below will evaluate to
new Bunny("Flopsy", 8) Answer: an object reference
Which object oriented element is used to define "has a"
relationships? Answer: Composition
Which object oriented element is best defined as "objects best
viewed as packages of responsibility"? Answer: Encapsulation
Operations are things an object Answer: does
The object oriented element that allows us to build more complex
objects out of simpler objects is. Answer: Composition
The differences between value types and reference types applies to
parameters Answer: True
Encapsulation is about assigning responsibilities to objects Answer:
True
© 2025 All rights reserved
CSE 205 Questions with Correct Answers |
Updated (100% Correct Answers)
An object's operations are implemented as Answer: methods
An advantage of composition is the fact that we can sometimes
reuse classes that we have already written, instead of having to
design and write new classes. Answer: True
In Java a variable must be ____ before it can be used Answer:
declared
In Java class members are declared with the keyword Answer: static
Method overloading distinguishes between methods based on
Answer: both number of arguments and data types of arguments
During what activity do we directly analyze the language of the
problem to identify objects, their attributes and their behaviors
Answer: noun/verb analysis
Immediately after the object's variables are initialized Answer: a
constructor is called
Every Java program consists of at least one Answer: class definition
Which of the following is/are true about arrays? Choose all that
apply.
© 2025 All rights reserved
, 2
a) the elements of an array are accessed by an integer index
b) the elements of an array all located contiguously in memory
c) the elements of an array all have the same data type
d) an array is a set of variables
e) none of these Answer: Answer: a, b, c, d
In Java an expression like the one below will evaluate to
new Bunny("Flopsy", 8) Answer: an object reference
Which object oriented element is used to define "has a"
relationships? Answer: Composition
Which object oriented element is best defined as "objects best
viewed as packages of responsibility"? Answer: Encapsulation
Operations are things an object Answer: does
The object oriented element that allows us to build more complex
objects out of simpler objects is. Answer: Composition
The differences between value types and reference types applies to
parameters Answer: True
Encapsulation is about assigning responsibilities to objects Answer:
True
© 2025 All rights reserved
