The two general classes of operators are: unary. A unary operator operates on only one operand. A unary operator typically appears with its operand in this format: binary. A binary operator operates on two operands.
Best Answer: Yes, you can take your ipod and camera on a plane. You won't be allowed to use any electronic devices for the first couple of minutes when the plane is taking off and again when it is landing.
Other uses for identification. If you are on a domestic flight in the US, you may not need to use your ID to get a boarding pass or to get on the airplane. Your airline may require you to present a photo ID to board the airplane or at the check in counter, but some airlines don't have this requirement.