Yes. Knowing that 8 bits make up a byte is basic knowledge akin to knowing H2O is the chemical make up of water. I would internally question the knowledge of s

Yes. Knowing that 8 bits make up a byte is basic knowledge akin to knowing H2O is the chemical make up of water. I would internally question the knowledge of someone claiming to be a professional in this field if they didn't know this fact. Though that doesn't mean they couldn't be proficient and able to do their job.