Practice Constructor Methods (5.3.1) - Objects - ICSE 11 Computer Applications

Practise this section

9 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is a constructor?
Show hintHide hint
Think about how objects are created.
Question 2.
Does a constructor have a return type?
Show hintHide hint
Consider how constructors are designed.
3Question 3.
What is the purpose of a constructor in Java?
- To delete an object
- To initialize an object
- To create a class
Show hintHide hint
Think about what happens when you create an object.
4Question 4.
True or False: A constructor can return a value like a regular method.
- True
- False
Show hintHide hint
Recall the definition of constructors.
Question 5.
Create a class Person with attributes like name, age, and gender. Implement constructor overloading with one default constructor and another that initializes all attributes.
Show hintHide hint
Think about how to create constructors with and without parameters.
Question 6.
Suppose you want to track multiple pets with different traits. Create a Pet class that uses both a generic constructor and one that accepts attributes like name and type. Explain how you would do this.
Show hintHide hint
Remember to use the attributes to distinguish between different pets.

5 more questions in this section. Enroll free to practise them all.