User Interfaces

What is a Graphical User Interface (GUI)?

• A Graphical User Interface (GUI) is a command-line interface for programming.
• A Graphical User Interface (GUI) is a type of hardware used in computers.
• A Graphical User Interface (GUI) is a programming language for software development.
• A Graphical User Interface (GUI) is a visual interface that allows users to interact with a computer using graphical elements.

Which of these are Graphical User Interfaces (GUI)?

• Windows

• Linux command line
• macOS

• Android

User interfaces help us to communicate with a computer & tell it what to do.

How do we tell a Desktop PC what to do?

• We write code directly into the hardware.
• We use voice commands to control the computer.
• We use a touchscreen to interact with the BIOS.
• We use input devices like a keyboard and mouse to interact with the GUI.

User interfaces help us to communicate with a computer & tell it what to do.

How do we tell a Smart Speaker what to do?

• By using voice commands.
• By typing commands on a keyboard.
• By using a remote control.
• By tapping the device screen.

User interfaces help us to communicate with a computer & tell it what to do.

How do we tell a Bank ATM what to do?

• By waving your hand in front of the machine.
• By using the ATM's screen and keypad to select options and input information.
• By speaking to the ATM directly.
• By inserting a card without any further action.

What is a Speech Interface/Voice User Interface (VUI)?

• A VUI is a type of software that requires a keyboard for interaction.
• A VUI is a graphical user interface that uses touch inputs.
• A Voice User Interface (VUI) is a system that enables interaction through voice commands.
• A VUI is a system that only responds to text commands.

Which of these are Speech Interfaces/Voice User Interfaces (VUI)?

• Google Assistant

• Apple Siri

• Windows

• Amazon Alexa

Which of these are advantages of using a VUI?

• Can be used easily by people with visual impairments.

• It doesn’t rely on sight at all.

• Less precision in complex tasks.
• Can be used when hands are unavailable.

Which of these are disadvantages of using a VUI?

• It can’t understand normal language yet and so relies on set commands.

• You can use it hands free.

• Background noise can interfere with use.

What is the purpose of a User Interface?

• The purpose of a User Interface is to enable user interaction with a system.
• To display images and videos only.
• To manage system security settings.
• To store user data and preferences.