After Debuting in 1974, Xerox's Alto, a Computer with a Graphical

question 16

Multiple Choice

After debuting in 1974, Xerox's Alto, a computer with a graphical user interface (GUI) navigated with a(n) __________, never caught on with the public.

• A) touch-sensitive video display
• B) mouse
• C) wand
• D) electronic stylus

---

Definitions:

Probability

The likelihood of a specific outcome occurring, quantified as a number between zero and one, zero indicating impossibility and one indicating certainty.

High Blood Pressure

A state where the pressure of blood on the walls of arteries is excessively high, commonly resulting in health issues like heart disease.

Clinical Trial

A research investigation in which people volunteer to test new treatments, interventions or tests as a means to prevent, detect, treat or manage various diseases or medical conditions.

Probability

The calculation of the likelihood of an event's occurrence, represented as a numeric value between 0 and 1.