1.1.0 Introduction to Digital Electronics

What is Digital Electronics?

• The study of electronic circuits that process and control digital signals

• The study of continuously varying voltages

• The study of mechanical systems

• The study of chemical reactions

How are digital signals represented in contrast to analog signals?

• By continuously varying voltage

• By two discrete voltages or logic levels

• By magnetic fields

• By sound waves

What is one advantage of digital electronics over analog electronics?

• Greater signal speed and storage capabilities

• Lower cost

• Simplicity in design

• Use of natural resources

What is a digital device?

• A device that uses continuous values

• A device that uses discrete values

• A device that uses analog signals

• A device that uses random values.

Which of the following is considered a foundational component of digital devices?

• The Microchip

• The Transistor

• CD/DVD/Blue-Ray

• Wireless Technology

What is the focus of this course compared to other classes on electricity and circuits?

• Digital circuit design

• Basic electricity principles

• Historical development of circuits

• Safety in electrical work.

What question might a scientist ask regarding moving a wire through a magnetic field?

• How can I use this knowledge to build something?

• What are the laws of nature that make this possible?

• How much current will be generated?

• What materials are best for the wire?

Which of the following is the first tool in the progression of digital electronics tools?

• Gates

• Transistors

• Integrated Chips

• Microcomputers

What is the function of a logic gate in digital electronics?

• To amplify signals

• To perform logical operations

• To store data

• To convert analog signals to digital

What is the primary use of microcontrollers in digital electronics?

• To perform logical operations

• To control other devices

• To amplify signals

• To store large amounts of data