In Alice, a turn(FORWARD, ...) or turn(BACKWARD, ...) message changes an object's pitch.

Answer the following statements true (T) or false (F)

1. Disk drives and record able optical disk drives can be considered input devices or output devices. 2. There are two general categories of software: system software and utility software. 3. Software development tools control the internal operations of the computer’s hardware, mange all the devices connected to the computer, allow data to be saved to and retrieved from the storage devices, and allow other programs to run on the computer. 4. Examples of utility programs are virus scanners, file-compression programs, and data-backup programs.

A project specification is the list of the customer needs that the project team must analyze for viability.

Answer the following statement true (T) or false (F)