Digital Electronics MCQ Questions & Answers | ECE

A. Gate No. 1

B. Gate No. 2

C. Gate No. 3

D. Gate No. 4

A. $${\text{B}} \odot {\text{C}}$$

B. $${\text{F}} = {\text{B}} \oplus {\text{C}}$$

C. $${\text{A}} \odot {\text{C}}$$

D. $${\text{F}} = {\text{A}} \oplus {\text{C}}$$

A. 0.5

B. 0.1

C. 0.2

D. 0.01

A. 1000 MHz

B. 520 MHz

C. 333 MHz

D. 12.5 MHz

A. R-S flip flop

B. D flip flop

C. T flip flop

D. Clocked R-S flip flop

A. 256 bits

B. 4,096 bits

C. 32,768 bits

D. 10,48,756 bits

A. Σm(4, 5, 6, 7)

B. Σm(1, 2, 3, 4)

C. Σm(1, 3, 6, 7)

D. Σm(1, 7, 4)

A. 50 dB

B. 43.8 dB

C. 48.9 dB

D. 49.8 dB

A. $${\text{X}} = {\text{A}}\overline {\text{B}} \overline {\text{C}} + \overline {\text{A}} {\text{B}}\overline {\text{C}} + \overline {\text{A}} \overline {\text{B}} {\text{C}} + {\text{ABC}}$$

B. $${\text{X}} = \overline {\text{A}} {\text{BC}} + {\text{A}}\overline {\text{B}} {\text{C}} + {\text{AB}}\overline {\text{C}} + \overline {\text{A}} \overline {\text{B}} \overline {\text{C}} $$

C. $${\text{X}} = {\text{AB}} + {\text{BC}} + {\text{AC}}$$

D. $${\text{X}} = \overline {{\text{AB}}} + \overline {{\text{BC}}} + \overline {{\text{AC}}} $$

A. 176 micro volt

B. 705 micro volt

C. 352 micro volt

D. 1410 micro volt