Software User Interfaces

Objectives: by the end of this lesson you should
be able to:

●

Define the term user interface

●

Identify the different user interfaces

What is a user interface?

● A user interface is the space where interactions

between humans and machines (computers/devices)
occur.

● It is also referred to as UI.

What are the types of user interfaces?

● Command-line interface
● Menu-driven interface
● Graphical User Interface
● Natural Language Interface

Demonstration of Command-line interface

Command-Line Interface

●

It is a text-based user interface

●

The user types in commands to interact with the device

●

This means the user must know specific commands and spell them
correctly

Menu-driven Interface

●

Uses menus

●

The user interacts with device by going through a series of
menu

Demonstration of natural language interface

Naural Language Interface

●

Allows the user to speak or type in their normal everyday
language to interact with the computer/device