Multiple choice technology web technology

The round-half-to-even() function rounds half the value returned by a function.

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The round-half-to-even() function in XQuery uses 'banker's rounding' - when a value is exactly halfway between two numbers, it rounds to the nearest even number (e.g., 2.5 rounds to 2, 3.5 rounds to 4). It doesn't simply 'round half the value' - it performs actual rounding with the half-to-even rule.

Keep practicing — related questions