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Digital Electronics Practice Tests

Digital Electronics Tests

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## Digital Electronics: Complex Gate MCQs

MCQ: By De Morgan's Law Y=bar(A)+bar(B+CD) is equals to

A) bar(A)bar(B+CD)
B) bar(A)+bar(B)(CD)
C) bar(A)+bar(B)bar(CD)
D) bar(A)bar(B)bar(CD)

MCQ: By DE Morgan's Law Y=bar(A(B+CD)) is equals to

A) bar(A)bar(B+CD)
B) bar(A)+bar(B+CD)
C) A+bar(B+CD)
D) bar(A)+(B+CD)

MCQ: System in which Y is high for A input is high and simultaneously either B input is high or C and D both are high is represented as

A) Y=A(B+CD)
B) bar(Y)=A(B+CD)
C) bar(Y)=A(2+CD)
D) bar(Y)=AB+CD

MCQ: By De Morgan's Law Y=bar(A)+bar(B)bar(CD) is equals to

A) bar(A)bar(B+CD)
B) bar(A)+bar(B)(bar(C)+D)
C) bar(A)+bar(B)(C+D)
D) bar(A)+bar(B)(bar(C)+bar(D))

MCQ: System in which Y will be high if A is low or B and C are both low is represented as

A) Y=A+BC
B) Y=ABC
C) Y=A+bar(BC)
D) Y=bar(A)+bar(BC)

### Practice Tests: Digital Electronics Exam Prep

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