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Exam 1z0-819 topic 1 question 104 discussion

Actual exam question from Oracle's 1z0-819
Question #: 104
Topic #: 1
[All 1z0-819 Questions]

Given:


Automobile.java -




Car.java -



What must you do so that the code prints 4?

  • A. Remove the parameter from wheels method in line 3.
  • B. Remove abstract keyword in line 1.
  • C. Replace the code in line 2 with Car ob = new Car();.
  • D. Add @Override annotation at line 2.
Show Suggested Answer Hide Answer
Suggested Answer: A 🗳️
by Stavok at July 19, 2023, 6:34 p.m.

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ASPushkin
7 months, 4 weeks ago
Selected Answer: A
reference type is Automobile object type is Car Car object method is executed to show the polymorphism and methods must be virtual (overriden).
upvoted 1 times
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d7bb0b2
1 year, 5 months ago
A is correct: 1- abstract method need a impletation 2- the method that call when is override is by real type of object not declared type (abstract class). So if you remove is override method so when call is print 4
upvoted 1 times
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Omnisumem
1 year, 8 months ago
Selected Answer: A
Tested: A.
upvoted 1 times
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Stavok
1 year, 11 months ago
Selected Answer: A
A is correct TESTED
upvoted 1 times
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C (25%)
B (20%)
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