It depends on what skill level you are. I think flying a plane in Fligh Simulator is WAY easier than the real thing.
No, Microsoft Flight Simulator 2004 add-on aircraft cannot be transferred to Microsoft Flight Simulator X.
Start the flight simulator by pressing CTRL + Alt + A or selecting 'Enter Flight Simulator' from the Tools menu. To take off, first press the Page Up key to increase thrust and move the aircraft down the runway.When you're in Flight Simulator mode select 'Keyboard Shortcuts' in Help menu to show the list of keyboard controls.
Yes and no, there are aircraft carriers in Microsoft Flight Simulator X: Acceleration (add-on) and Microsoft Flight Simulator X: Gold Edition.
No, you cannot add aircraft to the demo of Microsoft Flight Simulator X.
To open aircraft doors in Microsoft Flight Simulator 2004, press: Shift + E.
Yes, you can get a Concord for Microsoft Flight Simulator X from websites that make add-on aircraft for Microsoft Flight Simulator X.
You cannot download Delta Airlines skins for all the aircraft. You have to download Delta Airlines skins for each aircraft individually. To find the skin for the aircraft you want, type "Flight Simulator X Delta Airlines", and the aircraft you want the skin for. Example: "Flight Simulator X Delta Airlines 737" or "Flight Simulator X Delta Airlines 747"
You can get more aircraft in Microsoft Flight Simulator X by buying/downloading expansion packs or by buying/downloading specific aircraft.
Microsoft Flight Simulator X: 18 Microsoft Flight Simulator X: Deluxe Edition: 22 Microsoft Flight Simulator X: Acceleration (add-on): 25 Microsoft Flight Simulator X: Gold Edition: 25
You only need a mouse and keyboard for Microsoft Flight Simulator, but a joystick makes it much easier.
All the Keyboard commands are available when you open the Kneeboard
You can't, the coding on the planes is different. Most of the planes you find in Microsoft Flight Simulator 2004 are available in Microsoft Flight Simulator X.