The correct answer is:
Knowing how to compute all the multiples of 16 is helpful in calculating block sizes and where the next network address begins. 16 is nice because it is so close to all the other sizes that blocks come in – 32, 8, etc. If you ask, ‘How many multiples of 16 are there?’ There’s an infinite number of multiples of 16, just like every other number with infinitely many multiples.
Download our Subnet Cheat Sheet for all the essential information you need to quickly perform subnet calculations in your head.If you want to learn more about networking and get the Cisco CCNA certification, we highly recommend the Cisco CCNA Gold Bootcamp as your CCNA training course. The CCNA is by far the most in-demand networking certification by employers, and the Gold Bootcamp is the highest rated Cisco course online. It has an average rating of 4.8 from over 30,000 public reviews: