
CompSci A Unit 5: Classes and Objects
Quiz
•
Computers
•
9th Grade
•
Medium
ROHINI KALGHATGI
Used 5+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a class in programming?
A class in programming is a blueprint for creating objects and defining their behavior.
A class in programming is a variable that stores multiple values.
A class in programming is a type of data structure.
A class in programming is a function that performs a specific task.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you create an object in Java?
MyClass obj = new();
MyClass obj = MyClass();
MyClass obj = create MyClass();
MyClass obj = new MyClass();
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are class methods and attributes?
Class methods and attributes are features of object-oriented programming languages.
Class methods and attributes are only used in functional programming languages.
Class methods and attributes are used to implement recursion in programming languages.
Class methods and attributes are used to define variables in procedural programming languages.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of void methods in Java?
Void methods in Java are used to return multiple values.
Void methods in Java are used to terminate the program.
Void methods in Java are used to perform mathematical calculations.
The purpose of void methods in Java is to perform a task without returning a value.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are parameters in Java methods?
Parameters in Java methods are keywords used to define the method.
Parameters in Java methods are variables used to pass values to the method.
Parameters in Java methods are variables used to return values from the method.
Parameters in Java methods are used to specify the return type of the method.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the syntax for defining a class in Java?
class ClassName
ClassName class
public class ClassName
def ClassName
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you access class attributes in Java?
MyClass.attributeValue()
MyClass.getAttribute()
MyClass.attribute
MyClass.myAttribute
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