How the carrer in cctv engineer?

Can a bar code with scotch tape over it still be read by a scanner? Does sony a230 have live view mode? Where could one purchase digital video cameras? How does a panoramic camera work? What do British call a flashlight? How many pixel in 1 KB? How do i see what others use my computer for? How many pictures will 8 TB hold? What is thermovision? Where would be the cheapest place to purchase a USB video camera? Where does one find a free online service that provides digital camera prints? Is there a phobia name for the fear of having to be dependent on oneself? What sunglasses does cpl ray wear? What is the average cost of installing a spy camera system in a residence? Are the Oakley half jacket lens and flak jacket lens interchangeable? What kind of night vision is available on a camera? Who was the cinematographer for the movie the shining? How do you place a spy camera in a bathroom? Can canon lens FD 50mm fit with the new DSLR camera? How do you charge a vivitar camera 9126?