What is a computer? A computer is an electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data. You may already know that you can use a computer to type documents, send email, play games, and browse the Web. You can also use it to edit or create spreadsheets, presentations, and even videos. Watch the video below to learn about different types of computers.
Quick Answer. It is legal to carry any amount of cash on an airplane inside or outside the United States, but amounts over $10,000 must be declared to U.S. Customs and Border Protection. Travelers carrying large amounts of cash should take precautions against theft.
If you change it however, a fare difference may apply, but there is no change penalty. This applies not just to U.S.-based airlines, but any airline selling airfares in the U.S. You still have to pay for the airfare, and then get a refund without penalty. ALSO ONLINE: Airline fees reach $400+. Some fine points. American Airlines is a bit different in that it allows you to hold your seat and the fare for 24 hours without paying for it.