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1
GATE ECE 2012
MCQ (Single Correct Answer)
+2
-0.6
The state transition diagram for the logic circuit shown is GATE ECE 2012 Digital Circuits - Sequential Circuits Question 42 English
A
GATE ECE 2012 Digital Circuits - Sequential Circuits Question 42 English Option 1
B
GATE ECE 2012 Digital Circuits - Sequential Circuits Question 42 English Option 2
C
GATE ECE 2012 Digital Circuits - Sequential Circuits Question 42 English Option 3
D
GATE ECE 2012 Digital Circuits - Sequential Circuits Question 42 English Option 4
2
GATE ECE 2011
MCQ (Single Correct Answer)
+2
-0.6
The output of a 3-stage Johnson (twisted-ring) counter is fed to a digital-to-analog (D/A) converter as shown in the figure below. Assume all the states of the counter to be unset initially. The waveform which represents the D/A converter output Vo is GATE ECE 2011 Digital Circuits - Sequential Circuits Question 43 English
A
GATE ECE 2011 Digital Circuits - Sequential Circuits Question 43 English Option 1
B
GATE ECE 2011 Digital Circuits - Sequential Circuits Question 43 English Option 2
C
GATE ECE 2011 Digital Circuits - Sequential Circuits Question 43 English Option 3
D
GATE ECE 2011 Digital Circuits - Sequential Circuits Question 43 English Option 4
3
GATE ECE 2011
MCQ (Single Correct Answer)
+2
-0.6
Two D flip-flops are connected as a synchronous counter that goes through the following QB QA sequence $$00 \to 11 \to 01 \to 10 \to 00 \to ......$$
A
$${D_A} = {Q_{B,}}\,{D_B} = {Q_A}$$
B
$${D_A} = {\overline Q _A},\,{D_B} = {\overline Q _B}$$
C
$${D_A} = \left( {{Q_A}\,{{\overline Q }_B}\, + {{\overline Q }_A}\,{Q_B}} \right),\,\,{D_B} = {Q_A}$$
D
$${D_A} = \left( {{Q_A}{Q_B} + {{\overline Q }_A}{{\overline Q }_B}} \right),\,\,{D_B} = {\overline Q _B}$$
4
GATE ECE 2009
MCQ (Single Correct Answer)
+2
-0.6
What are the counting states (Q1, Q2) for the counter shown in the figure below? GATE ECE 2009 Digital Circuits - Sequential Circuits Question 45 English
A
11, 10, 00, 11, 10,......
B
01,1011,00,01........,
C
00,11,01,10,00........
D
01,10,00,01,10........
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Probability and Statistics Transform Theory Numerical Methods Calculus Differential Equations Linear Algebra Vector Calculus Complex Variable
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Oscillators Operational Amplifier 555 Timer Diodes FET and MOSFET Power Amplifier Frequency Response Bipolar Junction Transistor Feedback Amplifier
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