CSE 120 Lecture 01

Pregunta	Respuesta
a device that selects one of several analog or digital input signals and forwards the selected input into a single line	Multiplexer
multiplexers are _______ in concept	Simple
abbreviation for multiplexer	MUX
if a multiplexer has four input signals, its ratio can be described as _______	4:1
abbreviation for decoder	DE-MUX
does the opposite of a multiplexer	Decoder
can be used to investigate and simplify logic functions	Boolean Algebra
since implementation of algebraic formulas will be done with electronic circuits, _______ of logic functions is important	Minimization
a good method of minimizing logic functions	Karnaugh Map
logic will be used to implement computer systems dependent on _______ arithmetic	Binary
understanding _______ systems is an important part of this	Number
computers will have to represent _______ and _______ numbers, and do mathematical _______ like addition and subtraction of numbers	Positive, Negative, Operations
systems can be synced together using a _______ _______	Unifying Signal
water pressure is a similar concept to _______	Voltage
water flow is a similar concept to _______	Current
a pipe is a similar concept to a _______	Conductor
friction is a similar concept to _______	Resistance
a water wheel is a similar concept to _______ _______	Lamp Load
pictorial representations of physical wires and elements	Schematics
these particles have the same charge	Electrons
electrons hold a _______ charge and they _______ each other	Negative, Repel
electrons are attracted to _______ charges	Positive
electrons come out of the _______ terminal	Negative
electrons move through the wire toward the _______ charge and away from the _______ charge	Positive, Negative
holds an electrical potential	Power Source
an example of a power source	Battery
the relationship between the electrical potential and the resistance offered by the battery and the wire	Ohm's Law
the equation for Ohm's Law	V=IR
character that represents electric potential	V
character that represents positive current measured in dq/dt	I
character that represents resistance measured in Ohms	R
goes in the opposite direction of negative current flow	Positive Current Flow
represents the potential in volts	V
represents the current	I
the rate of positive charge transferred per unit time	Current
represents the resistance of the wire	R
measured in Ohms; this is never zero, but in most cases we do not account for wire resistance	Resistance
approximate voltage of an AA cell	1.5 Volts
electrons move out of the _______ end of the battery	Negative
this is determined by positive charge flow	Current
some say that the confusion regarding how current is determined can be attributed to _______ _______ for misidentifying the positive and negative terminals of a battery	Benjamin Franklin
positive current is the direction of positive current flow, but _______ are actually flowing in the opposite direction	Electrons
there is no difference between a positive current and a _______ _______ in the other direction	Negative Current
this stops the flow of electrons	Open Switch
no more electrons will exit the battery if the circuit is _______	Broken
electrons flow through the wire from the _______ power terminal as long as they can make it to the _______ terminal through the circuit	Negative, Positive
for electron flow to occur, the circuit must be _______, referred to as a _______ circuit	Continuous, Closed
a circuit that produces an output signal only when signals are received simultaneously through all input connections	AND Gate
a circuit that gives an output signal if there is a signal on any of its inputs	OR Gate
implementation of logic functions using electrical circuits has been done in a number of ways and these methods have been _______ over time	Refined
refinements have been to increase _______, reduce _______, increase _______, and decrease _______ _______	Speed, Power, Robustness, Power Requirements
early implementations were _______ and _______ with relatively high _______	Robust, Slow, Power
the design of early implementations was _______ with many realities of the modern world	Incompatible
power is dissipated as _______, which has to be pulled out of any system	Heat
as time went on, speed _______ while reducing _______ _______ by changing technology	Increased, Power Consumption
a digital logic gate that gives a true output when the number of true inputs is odd	XOR Gate

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