Object-Oriented Programming (OOP)
Select the accurate description of Interface.
Difficulty: Hard
About this MCQ
This Hard Object-Oriented Programming (OOP) question asks: Select the accurate description of Interface. The correct choice is C. A contract that defines a set of methods a class must implement without specifying how.. Read the options below, commit to one, then use the explanation to see why that choice holds and why the others do not.
Object-Oriented Programming (OOP) items like this one are written for Pakistan exams such as CSS, FPSC, PPSC, and NTS. The difficulty label is a hint about how much of the topic the stem assumes, not a score. Tags and exam names, when they are present, tell you where else the same idea is tested. Previous and next links stay in Object-Oriented Programming (OOP) so you can continue the subject. Related questions point at nearby stems if you want another angle on the same idea.
Treat the explanation as part of the question, not a footnote. If you missed it, reread the stem against the correct option before you open the next Object-Oriented Programming (OOP) item. A timed quiz is the same pool with a clock and a score. A past paper is a full sitting rather than this single question.
- A. The ability to define multiple methods with the same name but different parameters in a class.
Why not A: “The ability to define multiple methods with the same name but different parameters in a class.” does not fit this question. The answer is A contract that defines a set of methods a class must implement without specifying how..
- B. An OOP mechanism that allows a class to acquire properties and behaviors from another class.
Why not B: “An OOP mechanism that allows a class to acquire properties and behaviors from another class.” does not fit this question. The answer is A contract that defines a set of methods a class must implement without specifying how..
- C. A contract that defines a set of methods a class must implement without specifying how. ✓
- D. A reference used within a class to refer to the current instance of the object.
Why not D: “A reference used within a class to refer to the current instance of the object.” does not fit this question. The answer is A contract that defines a set of methods a class must implement without specifying how..
Correct answer
C. A contract that defines a set of methods a class must implement without specifying how.
Explanation
A contract that defines a set of methods a class must implement without specifying how option C is the accepted answer to Select the accurate description of Interface Option A The ability to define multiple methods with the same name but different parameters in a class does not fit this question Option B An OOP mechanism that allows a class to acquire properties and behaviors from another class does not fit this question Option D A reference used within a class to refer to the current instance of the object does not fit this question For this Object-Oriented Programming OOP question the accepted answer is A contract that defines a.
Source: Object-Oriented Programming (OOP) Official Reference Guide
Tags: computer science, oop, object-oriented programming, software design
Submitted by: MCQsHub Editorial
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