This is a critique group.
The audience response to a speaker's message is typically referred to as feedback. Feedback can take various forms, such as applause, nodding of heads, laughter, questions, or comments from the audience, and is essential for gauging the effectiveness of communication.
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There are many answers to that. They are indicated by a red triangle in the cell. They are pieces of text to give you some information about the cell. They are normally hidden until you put the cursor over the cell.
Roboto
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Thesis
An ordinary amplifier can have high gain but is unstable, drifts, can oscillate, etc. An amplifier with negative feedback has lower gain but is stable, does not drift, won't oscillate, etc.
You can get cool graphics for MySpace comments. You can get a graphic code to make funny comments from a website called coolmyspacecomments. This is how you get cool graphics.
One who writers fables is called an author. You can call all writers who write stories an author no matter what they write about.
That technique is called sonar.
A 360 degree feedback survey is feedback that comes from members of an employee's immediate work circle. It is also called multi-rater feedback and multi source assessment.
One, the main, method is a process called feedback; and the process occurs in something called a 'feedback loop'.