Software Quality Assurance Practice Exam

What function checks the input value against a calculated list of numbers divisible only by itself and 1?

1. primeCheck()

2. assertFalse()

3. checkArgs()

4. main()

The correct answer is: primeCheck()

The correct choice for the function that checks the input value against a calculated list of numbers divisible only by itself and 1 is the primeCheck() function. This function is designed specifically to determine whether a number is prime. A prime number is defined as a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers; in other words, it has no divisors other than 1 and itself. The purpose of the primeCheck() function is to iteratively check if the input number can be divided evenly (without a remainder) by any other numbers besides 1 and itself. If it can be evenly divided by any number in this range, it is not a prime number. Conversely, if no such divisors exist, the number is confirmed as prime. The other options relate to different functionalities. assertFalse() is typically used in testing frameworks to assert that a condition is false, but it does not check for primality. checkArgs() often deals with validating input arguments for various conditions but does not specifically check for prime numbers. The main() function usually serves as the entry point for a program but does not have a specific role in checking for prime numbers. Therefore, the focus of primeCheck() on identifying prime numbers makes