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Class 12
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Scalar Multiplication of a Point
Scalar Multiplication of a Point
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1)
In object-oriented programming, scalar multiplication of a point is an example of which programming concept?
Abstraction
Polymorphism
Inheritance
Encapsulation
2)
What does scalar multiplication of a point in object-oriented programming involve?
Adding a scalar value to the coordinates of a point.
Dividing the coordinates of a point by a scalar value.
Rotating the coordinates of a point based on a scalar value.
Multiplying the coordinates of a point by a scalar value.
3)
Which of the following statements is true about the order of operations when performing scalar multiplication of a point?
The scalar value is multiplied first, followed by the point's coordinates.
The point's coordinates are multiplied first, followed by the scalar value.
The scalar value is added to the point's coordinates.
The point's coordinates are subtracted from the scalar value.
4)
Which programming language supports operator overloading, allowing scalar multiplication of points to be defined for custom types?
C#
All of these
Java
Python
5)
Which data structure is typically used to represent a point in object-oriented programming?
Array
Linked list
Dictionary
Class or structure
6)
In which mathematical operation is scalar multiplication commonly used?
Addition
Subtraction
Division
Multiplication
7)
What effect does scalar multiplication have on the magnitude of a point?
It increases the magnitude.
It depends on the value of the scalar.
It has no effect on the magnitude.
It decreases the magnitude.
8)
Which of the following statements is true about 2D scalar multiplication of a point?
It has no effect on the point.
It only affects the magnitude of the point.
It affects both the magnitude and direction of the point.
It only affects the direction of the point.
9)
What does 2D scalar multiplication of a point involve?
Dividing the point's X coordinate by a scalar value.
Finding the square root of the point's X and Y coordinates.
Adding a scalar value to the point's X coordinate.
Multiplying the point's X and Y coordinates by a scalar value.
10)
Which of the following statements is true about scalar multiplication of a point?
It has no effect on the point.
It only affects the magnitude of the point.
It affects both the magnitude and direction of the point.
It only affects the direction of the point.