If you have major gaps in employment, there are a few ways to make them less noticeable like a change of resume foramt. It is important to be honest about gaps in your resume and not try to cover them up, but to also make them seem productive and intentional. Adding volunteer work or classes in the time you were unemployed is highly valuable and fairly simple to get starter with.
Which resume type should you use for your job search? That depends on what you are trying to accomplish. The goal of any resume is to show a hiring manager the applicants strengths, skills, and experience in as short a time as possible. According to one study, recruiters spend as little as six seconds reviewing a resume before moving on to the next, so it is in your best interests to put your finest qualities and accomplishments in a prominent position on the page.