Students answer 10 questions in a sample exam. This exercise covers number systems, number conversion, logic gates, and combinational design. Feedback is provided.

Students read about the six common terms used to represent the powers of ten in the field of electronics and complete two matching exercises.

The learner will represent very large and very small numbers in engineering notation.

Learners examine the concept of propagation delay within a TTL logic gate. The concept is explained with the use of timing diagrams and sample calculations.

Students follow the steps for finding the total impedance for a series-parallel circuit. Several examples are given.

Students solve six problems for series impedance using complex numbers. Immediate feedback is given.

Learners solve six problems determining the total capacitance of a parallel circuit. Immediate feedback is provided.

Learners examine the Karnaugh map for a three-variable system. Several examples are given.

In this learning activity you'll explore how an Exclusive-OR gate operates by using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.

In this interactive object, students calculate inductive reactance, impedance, current, and power in parallel RL circuits.

Learners read how the NOR gate can be configured to obtain the other common logic gates. Schematics and Boolean expressions demonstrate how the AND, OR, and Hex Inverter functions are achieved through the use of only NOR gates

Learners test their knowledge of the variations of Watt's Law and Ohm's Law with this quiz.

Learners examine a series-parallel circuit and solve 14 problems related to voltage, current, and power. A help screen is provided.

Students look at the power dissipated by a single gate and by an IC. The concept of average current draw is introduced and examples are provided.

Students view schematics and truth tables that demonstrate how the AND, OR, and Hex Inverter functions are achieved through the use of only NAND gates.

In this learning activity you'll explore the functions and proper operation of a digital multimeter.

In this learning activity you'll review the hexadecimal numbering system.

Students read how to determine the total impedance of a parallel circuit using complex numbers. The "J" term is used in the calculations.

In this learning activity you'll review the process of solving for the total resistance in a series DC circuit.

Students work nine practice problems to determine total series inductance. Immediate feedback is given.