Name: 
 

DEMidtermReview2


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
What development came right after vacuum tubes?
a.
transistors
c.
integrated circuits
b.
gears
d.
processor chips
 

 2. 
What development came right before processor chips (CPUs)?
a.
transistors
c.
integrated circuits
b.
gears
d.
vacuum tubes
 

 3. 
What development came right before integrated circuits(ICs)?
a.
transistors
c.
CPUs
b.
gears
d.
vacuum tubes
 

 4. 
What is a way to create and test circuits without soldering?
a.
breadboarding
c.
wire tracing
b.
interlacing
d.
particle boarding
 

 5. 
What is 500mAmps written as Amps?
a.
0.50
c.
50000
b.
5000
d.
0.05
 

 6. 
mc006-1.jpg
What are the red wires connected to the 7404, 7408 and 7432 gates in this photo?
a.
power
c.
input
b.
ground
d.
output
 

 7. 
What is 4 M Ohms written as K Ohms?
a.
400
c.
0.004
b.
4000
d.
40,000
 

 8. 
What is 12 micro Volts written as Volts?
a.
0.012
c.
0.000012
b.
12000
d.
12000000
 

 9. 
mc009-1.jpg
What is the Boolean expression for this circuit?
a.
A’+B(C)
c.
A’(B+C)
b.
A+(BC)’
d.
A’B + C
 

 10. 
mc010-1.jpg
How many different possible input states (combinations) are there for this circuit?
a.
16
c.
7
b.
3
d.
8
 

 11. 
mc011-1.jpg
What is true about the output, X, of this circuit?
a.
X=A’
c.
X=A+A
b.
X=A
d.
no relationship between X and A
 

 12. 
mc012-1.jpg
What will be the output of this gate with the given inputs?
a.
0
c.
2
b.
1
d.
3
 

 13. 
mc013-1.jpg
What will be the output of this gate with the given inputs?
a.
0
c.
2
b.
1
d.
3
 

 14. 
mc014-1.jpg
What is the Boolean expression for these gates?
a.
A’B+C
c.
A’(B+C)
b.
A’+(BC)
d.
(A+BC)’
 

 15. 
mc015-1.jpg
What is the boolean expression for these gates?
a.
ABC
c.
A+(BC)
b.
A+B+C
d.
A(B+C)
 

 16. 
mc016-1.jpg
What is the unique state for this combination of gates?
a.
When both inputs are high
c.
When A is high and B is low
b.
When both inputs are low
d.
When A is low and B is high
 



 
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