In Java, what is the function of the modulo?

Question

BlackTom AI · Accepted Answer

The question asks about the function of the modulo operation in Java, so we start by clarifying what modulo means and how it behaves.
Option 1: 'It gives the difference between two numbers.' This is incorrect because subtraction yields the difference, not modulo. Modulo does not measure how far apart numbers are; it computes a remainder after division.
Option 2: 'It involves splitting a number into equal parts.' This describes division or partitioning concepts in a broad sense, but modulo specifically concerns remainders, not the act of dividing a number into equal parts itself.
Option 3: 'It gives the product of two numbers.' Multiplication produces a product, which is unrelated to modulo. Modulo does not multiply operands; it operates on their division to find a remainder.
Option 4: 'It gives the remainder of the result of dividing one number by another.' This is the precise definition of the modulo operation: computing the remainder after dividing the first operand by the second. In Java, the operator '%' yields this remainder, following the same mathematical idea of a mod operation.

Putting the pieces together, the only description that matches the actual behavior of the modulo operator in Java is option 4, since modulo is all about the remainder after division. The other options diverge from this core concept by describing subtraction, partitioning, or multiplication, which are not what modulo computes.

In Java, what is the function of the modulo?单项选择题

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