It varies widely by company culture. At a previous job we had a Slack channel called #dumb-questions, specifically for exactly this type of thing; a no-judgemen

It varies widely by company culture. At a previous job we had a Slack channel called #dumb-questions, specifically for exactly this type of thing; a no-judgement zone where everyone could share the job of filling in each other's mental gaps (one problem with finding just a single friend to ask questions of is that you start to worry about bothering them too much; this way no one person was a choke point)