A microphone is a(n) ________ device

What is the result of the command exec("ls -la"); when run on a UNIX system?

a. returns a list of recently deleted directories b. returns a directory listing from the host server c. runs an external command in the user's browser d. runs a stored procedure on the web server

Jim is making a video about himself and his friends. Jim has a few pictures on his digital camera that he wants to transfer to his computer. In order to do this, Jim has to ____.

A. use a digital capture device to convert the analog data from his camera into digital format B. find a way to decrypt the protected files on his camera C. connect his camera to the computer and use video editing software to control the data transfer D. e-mail his photos to his PC from his camera