Recent questions tagged interfaces

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Q: Explain Which of the following is the correct way of implementing an interface salary by class manager?

Which of the following is the correct way of implementing an interface salary by class manager? (a) class manager ... Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain Which of the following access specifiers can be used for an interface?

Which of the following access specifiers can be used for an interface? (a) Protected (b) Private (c) Public (d ... & Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain Which of the following is the correct way of implementing an interface A by class B?

Which of the following is the correct way of implementing an interface A by class B? (a) class B extends A{ ... & Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain All methods must be implemented of an interface.

All methods must be implemented of an interface. (a) True (b) False This question was addressed to me in an ... & Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain What type of variable can be defined in an interface?

What type of variable can be defined in an interface? (a) public static (b) private final (c) public final ... & Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain What does an interface contain?

What does an interface contain? (a) Method definition (b) Method declaration (c) Method declaration and definition ... Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain What type of methods an interface contain by default?

What type of methods an interface contain by default? (a) abstract (b) static (c) final (d) private I ... & Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain What will happen if we provide concrete implementation of method in interface?

What will happen if we provide concrete implementation of method in interface? (a) The concrete class implementing ... of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain What happens when a constructor is defined for an interface?

What happens when a constructor is defined for an interface? (a) Compilation failure (b) Runtime Exception (c) ... & Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance

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Q: Explain What happens when we access the same variable defined in two interfaces implemented by the same class?

What happens when we access the same variable defined in two interfaces implemented by the same class? (a) ... Packages of Java Select the correct answer from above options...

asked Feb 23, 2022 in Education by JackTerrance