The 220-1202 replaced the 220-1102 as CompTIA's A+ Core 2 exam, and the headline change is impossible to miss: security now dominates. Roughly a third of the exam sits in the Security domain alone, and security thinking bleeds into the operating-system and troubleshooting domains too. Candidates who treat Core 2 as "the Windows exam" the way the old series sometimes felt are in for a surprise. Here is the new exam, domain by domain, and how to aim your study time. The 220-1202 at a G...