"If, conversely, a candidate asked me the questions edw519 listed above, you'd pretty much be guaranteed a job." I'm confused. Is it normal for an interviewee

"If, conversely, a candidate asked me the questions edw519 listed above, you'd pretty much be guaranteed a job." I'm confused. Is it normal for an interviewee to ask the interviewer a tricky technical question at some point of a job interview now? Am I reading this correctly?