Crowdly

What is the

minimum product-of-sum Boolean expression for the output ‘X’?

QUIZ1_4

D₃D₂

+ D

₂’D₁ + D₁D₀ + D₃D₂’D₀

(D₃’+D₂’)(D₃’+D₁’)(D₂’+D₁+D₀’)(D₂’+D₁’+D₀)

100%

D₃D₂

+ D

₃D₁ + D₂D₁’D₀ + D₂D₁D₀’

(D₃+D₂)(D₃+D₁)(D₂’+D₁’+D₀)(D₂+D₁+D₀’)

What are the

essential prime implicants of the Karnaugh Map shown below?

B’D’ , A’D’ ,

A’C , AC’ , BC’ , A’B

B’D’

, AC’ ,

A’B

B’D’ , A’D’ ,

AC’ , BC’ , A’B

AC’ , BC’ , A’B

What is the minimum product-of-sum Boolean expression for the output ‘X’?

(D₃’ + D₁’)(D₂ + D₁’)(D₃ + D₀’)(D₃ + D₁ + D₀’)

(D₃’ + D₂’)(D₂ + D₁’)(D₁’ + D₀’)(D₃ + D₂ + D₀’)

(D₃’ + D₂’)(D₂ + D₁’)(D₁ + D₀’)(D₃ + D₂ + D₀’)

A car burglar alarm

has a normally LOW switch on each of its four doors when they are closed. If

any door is opened, the alarm is set off. The alarm requires an active-HIGH

output. What type of logic gate is needed to provide this logic.

4-input AND gate

4-input NOR gate

4-input NAND gate

4-input

OR gate

What is the minimum

sum-of-products Boolean expression for the output ‘X’?

D₃D₂

+ D

₃D₁ + D₂D₁’D₀’ + D₃’D₂’D₁’D₀

100%

D₃D₂

+ D

₃D₁ + D₂D₁’D₀’

D₃D₂

+ D

₃D₁ + D₂D₁D₀’ + D₃’D₂’D₁’D₀

D₃D₀

+ D

₃D₁ + D₂D₁’D₀’

What are the

essential prime implicants of the Karnaugh Map shown below?

QUIZ1_12

X’Z’ , W’Z’

X’Z’ , XZ , W’X

X’Z’

, XZ

X’Z’ , W’Z’ , XZ ,

W’X

What is the

minimum cover of the Karnaugh Map shown below?

QUIZ1_13

X’Z’

, W’Z’ , XZ

X’Z , W’Z’ , XZ

X’Z’

, XZ , W’X

X’Z’ , XZ , W’X’