Digital Concepts Questions

• A digital circuit will not obey a set of logic rules.
• In a positive logic system, the logic LOW could be between 0 V and 0.8 V.
• SMT stands for small-to-medium technology.
• The CPU (Central Processing Unit) is composed of memory and outputs.
• Telecommunications systems do not use digital techniques.
• In a binary system there are only two symbols.
• A digital quantity has a discrete set of values.
• Using digital techniques of information storage is easy.
• With an OR gate, the output is HIGH only when both inputs are HIGH.
• A microcomputer is not a general-purpose computer.
• With an AND gate, if one input is HIGH, the output reflects the other input.
• The time interval on the leading edge of a pulse between 10% and 90% of the amplitude is the rise time.
• The real world is mainly analog.
• It is possible to have an overlap between high and low levels in digital logic.
• Digital systems have ________.
• The horizontal axis of an oscilloscope is normally calibrated in units of ________.
• The digit that changes most often when counting is called the ________.
• The controls on an oscilloscope that will help obtain a stable display are in the ________.
• The duty cycle of a square wave is ________.
• A set of instructions for a computer is called a(n) ________.