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Does a corporal have to salute a lieutenant or is it the other way around? What are forward-deployed units? Is an "armored cow" a type of tank or something soldiers eat? Are Polaris missiles dropped from the air or launched from a submarine? If someone calls you a "Cat 4" should you be honored or offended?

Do you feel lost when it comes to all things military? Sure, you hear things on the news and maybe you know someone who is in the military, but you probably have a hard time fully grasping the acronyms, equipment, and...