Task $10\mathrm{.}1$: Review Questions

$1.$ What is defined by human computer interaction $($HCI$)?$

$2.$ What is a task in HCI?

$3.$ What is a performance?

$4.$ What is usability?

$5.$ Define natural$-$language interface. What is the major drawback of these interfaces?

$6.$ List different types of interfaces and explain each.

$7.$ Define what is meant by Question$-$and$-$Answer Interfaces? To what kind of users are

they best suited?

$8.$ Describe how users use onscreen menus?

$9.$ Describe a problem that can occur if a designer uses nonstandard gestures to create an

interface for smartphone or tablets?

$10.$ Describe what a mashup is