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Digital Electronics Midterm Study Guide
Karten in diesem Stapel (39)
- 1Which of the answers below states 17500000 in proper scientific notation?1.75 x 10^7
- 2Which of the following answers below states 0.0047 F in proper engineering notation?4.7 mF
- 319(10) =10011(2)
- 4Properly convert 119 to a binary number01110111(2)
- 5A circuit with 4 inputs will have ___ rows in the truth table generated from it.16
- 6In Boolean Algebra, an AND function is represented with the _____ symbolMultiplication
- 7In Boolean Algebra, an OR function is represented with the ______ symbolAddition
- 8Properly convert 0010 1001 (2) to a base 10 number41 (10)
- 9Which of the answers below states 17500000 (Hz) in proper engineering notation?17.5 MHz
- 10Choose the correct answer to the problem below: 3.45 MHz - 45.2 kHZ =3.41 MHz
- 11Choose the correct answer to the problem below: 1.05 Hz + 845 mHz =1.90 Hz
- 12Properly express 95.9 mHz in Hz.096 Hz
- 13Review the truth table below. Choose the answer which lists all of the miniterms in the truth tableX'Y'Z+X'YZ+XY'Z
- 14Review the following truth table. Which logic expression for this table is expressed in the most simplified form?X'Z' +X'Y+YZ'
- 15Review the Boolean equation below. Which Boolean equation would be an equivalent equation after using the Consensus Theorem: A' + AC+ B'A' + C + B'
- 16According to the rules of Boolean Algebra; what is X times X' always equal to?0
- 17X' * X =0
- 18X + X =X
- 19X + 1 =1
- 20Using the graph below, and Ohms Law; Calculate the resistor value required to have a luminous intensity of 2.5, assuming the voltage is 3.5 volts150 Ohms
- 21Below is an image of a D-flip flop. Match the roman numeral (i to iv) to the appropriate input or output in the right hand column.i. D
ii. CLK
iii. Q
iv. Not Q
- 22Review the NAND-circuit below: Which option properly simplifies the circuit?B
- 23Under what conditions would it be desirable to use a JK FlipFLop like the one shown below?When you want the Flip Flop to be triggered at the falling edge of the clock
- 24Refer to the image. Using the matching drop down box, match the letter of each NAND/NOR combination to the AOI gate which it replaces.A: AND
B: OR
C: AND
D: OR
- 25Simplification of the Boolean expression (A+B)'(C+D+E)'+(A+B)' yields which of the following resultsA'B'
- 26Which of the following un-simplified Boolean expressions represent the logic circuit shown below?F = ABC'+A'B+C
- 27Use De Morgan's law to simplify the following expressionAC'+AB
- 28Analyze the following circuit. If X=1, Y=0, and Z=1, then the F1 is1
- 29Which of the following logic circuits correctly implements the equation: F = xY'+YZ'
- 30Draw a truth table to represent the logic equation for an OR gate
- 31What is the chip name for 1: AND gates, 2: OR gates, 3: NOT gatesAND 74LS08
OR 74LS32
NOT 74LS04 - 32What are the equations for Series Circuits?Rtotal = R1 + R2 + R3
Itotal = I1 = I3 = I4
Vtotal = V1 + V2 + V3 - 33What are the equations for Parallel Circuits?1/Rtotal = 1/R1 + 1/R2 +1/R3
Itotal = I1 + I2 + I3
Vtotal = V1 = V2 = V3 - 34What is the progression of digital design tools?1. transistors
2. gates
3. integrated chips
4. programmable logic devices
5. microcomputers/microcontrollers - 3510^12 10^9 10^6 10^3 10^-3 10^-6 10^-9 10^-12 10^-15tera
giga
mega
kilo
mili
micro
nano
pico
femto - 36Features of Analog Signals- continuous
- infinite range of values
- more exact values, but more difficult to work with - 37Features of Digital Signals- discrete
- finite range of values
- not as exact as analog, but easier to work with - 38What types of graphs are associated with Analog Signals?1. Sin waves
2. Square waves
3. Random-Periodic - 39Parts of a Digital Signals- time high
- time low
- rising edge
- falling edge
- duty cycle
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- Karteikarten am Digital Electronics Midterm Study Guide, erstellt von Ashley Goodnight am 19/01/2020.
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- Ashley Goodnight
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