You will need to contact your local law enforcemnt for the answer since you don't mention what state, your age, etc..
No
Yes, if you have a Texas concealed handgun carry permit, or a permit from any state with which Texas recognizes reciprocity, you can carry a concealed hangun in Texas.
There is no gun registration in Virginia. As for concealed carry, you must possess either a Virginia concealed carry permit, or a concealed carry permit from a state whose permit is valid in Virginia.
No. As of 2010, Arizona allows anyone who can legally own a handgun to carry it, openly or concealed, without a permit. Before then, you could carry openly without a permit, but not concealed.
You can get a concealed carry permit in most states, and a few states allow concealed carry without a permit. See handgunlaw.us for more information.
You didn't really ask a question, but I'll give you some basic information on concealed carry. Each state sets its own rules and laws regarding concealed carry, so each state is different in the process to obtain a concealed carry permit, or weapons permit, or handgun permit.
Yes
For concealed carry, no. Wisconsin does permit open carry with restrictions, but only law enforcement officers are permitted to carry concealed in Wisconsin.
No, having a concealed carry permit in one state does not necessarily give you concealed carry privileges in every other state. Most states have reciprocity agreements with some (but not all) other states.
Mid-Atlantic Firearms Training does concealed carry weapons training for Maryland handgun permit, Florida Handgun Permit and Utah concealed carry permit.
You must have a license to teach concealed carrying classes in NC. While a concealed carry permit is helpful, you will need to attain further licensing and certification in order to teach.
It depends on what you mean, and what state. Most states there is no such thing as a "class a" permit. There is simply a permit. In some states, the permit allows the person to carry concealed, in some states, it allows open carry or concealed carry, etcl.