It's too difficult to list all the states here, but check this link for information:
http://www.handgunlaw.us/
If you're referring to a concealed handgun permit, yes, Texas grants recognition to Indiana CCWs.
Yes. All of those states recognize Tennessee handgun permits.
You can not carry an unconcealed handgun in Texas with or without a license.
It is written into the US Constitution. States have to recognize the actions of other state.
Yes, but it depends on where you are going. Check out handgunlaw.us for more info. For instance, Tennessee recognizes handgun permits from any state, but New York doesn't recognize any other state.
You will need a lawyer for a current, legal and correct answer.
Texas Oklahoma
No. No state has a handgun ban - not even California (although it doesn't mean they wouldn't like to try), and Texas is one of the more gun-friendly states in the country.
No, Texas does not require handgun registration.
None
You may only have one valid license at a time. It has to be in the state you are a resident of. And Texas may recognize the suspension if their laws allow it.
As long as you have a handgun carry permit that is valid in Texas, yes. You can also carry a handgun on or about your person in your motor vehicle without a license in Texas, if you meet the "requirements". Is a motorcycle a motor vehicle? Yes: "Motor vehicle" means: (A) any motor driven or propelled vehicle required to be registered under the laws of this state; So you can legally carry a handgun on or about your person on your motorcycle if you meet the "requirements".