EEE 120 final Review Questions With Correct Answers

EEE 120 final Review Questions With
Correct Answers
A |2-input |AND |gate |with |a |bubble |on |the |output |is |the |same |function |as |a |2-input |OR |gate |
with |how |many |bubbles |in |total? |- |CORRECT |ANSWER✔✔-2



A |3-input |OR |gate |with |a |bubble |on |two |inputs |is |the |same |as |3-input |AND |gate |with |how |
many |bubbles |in |total? |- |CORRECT |ANSWER✔✔-2



What |is |the |two's |complement |of |the |8-bit |binary |number |00100111? |- |CORRECT |
ANSWER✔✔-11011001



What |is |the |two's |complement |of |the |8-bit |binary |number |01111110? |- |CORRECT |
ANSWER✔✔-10000010



Add |the |following |two's |complement |binary |numbers. |What |is |the |decimal |value |of |each |
addend? |What |is |the |decimal |value |of |the |sum? |Is |there |overflow?

| 10101

+00111= |overflow? |- |CORRECT |ANSWER✔✔-11100. |no |overflow



Add |the |following |two's |complement |binary |numbers. |What |is |the |decimal |value |of |each |
addend? |What |is |the |decimal |value |of |the |sum? |Is |there |overflow?

| 01011

+11010=. |00101. |overflow? |- |CORRECT |ANSWER✔✔-00101. |no |overflow



Convert |the |decimal |value |194 |to |unsigned |8-bit |values |in |binary |- |CORRECT |ANSWER✔✔-
11000010

, Convert |the |decimal |value |194 |to |unsigned |8-bit |values |in |hexadecimal. |- |CORRECT |
ANSWER✔✔-c2



Convert |the |decimal |value |-40 |to |8-bit |values |in |binary. |- |CORRECT |ANSWER✔✔-11011000



Convert |the |decimal |value |-40 |to |8-bit |values |in |hexadecimal |- |CORRECT |ANSWER✔✔-d8



Which |of |the |following |are |correct |representations |of |De |Morgan's |Law? |Select |all |that |are |
correct.

X' |+ |Y' |= |XY

X'Y' |= |X |+ |Y

X' |+ |Y' |= |X' |+ |Y'

X' |Y' |= |X' |Y'

X' |+ |Y' |= |X'Y'

X'Y' |= |X' |+ |Y' |- |CORRECT |ANSWER✔✔-X' |+ |Y' |= |X'Y'

X'Y' |= |X' |+ |Y'



Convert |the |following |Product |of |Sums |expression |for |f′ |to |a |Sum |of |Products |expression |for |f |
using |DeMorgan's |Laws, |and |select |the |terms |which |result.

F'= |(a |+ |b |+c')(w |+ |x') |- |CORRECT |ANSWER✔✔-(a'b'c) |+ |(w'x)



Convert |the |following |Sum |of |Products |expression |for |f′ |to |a |Product |of |Sums |expression |for |f |
using |DeMorgan's |Laws, |and |select |the |terms |which |result.

f' |= |a'b' |+ |w'xy' |- |CORRECT |ANSWER✔✔-f |= |(a+b)(w+x'+y)



Select |all |the |terms |that |are |part |of |the |canonical |Product |of |Sums |for |the |following |3-variable
|function:



f(a,b,c) |= |pi |M(2,3,4,5) |?