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

1. The redirection parameter > changes or overrides the standard UNIX system output
device.
2. A pipe accepts data from the standard input device, modifies them in some way, and
sends the output to the standard output device.
3. A filter causes one utility’s standard output to be used as another utility’s standard input.
4. A shell script is a file that consists of a series of commands.
5. A GUI is easier to use (than line commands) because it presents a visual picture of the
available options, but communicating through a GUI is relatively inefficient because the
commands must be processed by an extra layer.

1. True
2. False
3. False
4. True
5. True