TechnologyProfessionTest
Sort by
Newest
Most popular
Last review
Filter by
Published
3889
To review
14
TechnologyProfessionTest
Sort by
Newest
Most popular
Last review
Filter by
Published
3889
To review
14
44 questions
Hard
13 votes861 runs0 comment
Easy
7 votes859 runs0 comment
Can a class implements several interfaces ?
Anonymous authorat Mar 28, 2022
Medium
4 votes651 runs0 comment
Medium
3 votes773 runs2 comments
Medium
3 votes415 runs0 comment
Medium
2 votes806 runs3 comments
In this code, the class B extends the class A. The class B overrides the method talk() from the class A. The object b is an instance of the class B. The object a is an instance of the class A. The object a is assigned to the object b. The object a calls the method talk(). The method talk() from the class B is called.
Anonymous authorat Mar 28, 2023
Medium
2 votes754 runs0 comment
Hard
2 votes744 runs2 comments
What does the following code return ? public class A { public void talk() { echo "I am A" } public secretTalk() { this.talk() } } public class B extends A { private void talk() { echo "I am B" } public secretTalk() { this.talk() } } A b = new B() b.talk() b.secretTalk() Answer : "I am A" "I am B"
Anonymous authorat Mar 28, 2022
Easy
2 votes696 runs0 comment
Medium
2 votes217 runs0 comment
Easy
1 vote693 runs0 comment
Easy
1 vote692 runs0 comment
Easy
1 vote219 runs0 comment
Easy
1 vote216 runs0 comment
Medium
1 vote213 runs0 comment