The portal will provide the time. You'll go to the second floor of the courthouse, they'll take the paper slip you got and then you wait.You will be required to make only one appearance in court for jury selections held that day, or serve for one trial (jury selection may take more than one day). "If I get summoned to jury duty, how can I prove to my boss that I have to go and can't get out of it? You must complete a juror qualification questionnaire for determining whether you are qualified to serve as a juror pursuant to federal law. Chances are you're going to end up filling out a questionnaire, which the lawyers will use to gauge whether you might be biased. It is not clear how many days you have served. You should be able to correct the error. It was because I failed to fill out the questionnaire and to reply. Yes to all the question you asked above.