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1
GATE ECE 1988
MCQ (Single Correct Answer)
+1
-0.3
The circuit given below is a GATE ECE 1988 Digital Circuits - Sequential Circuits Question 17 English
A
J-K Flip-flop
B
Johnson's counter
C
R-S latch
D
None of above
2
GATE ECE 1987
MCQ (Single Correct Answer)
+1
-0.3
A ripple counter using negative edge-triggered D-flip flops is shown in Fig.1. The flip-flops are cleared to '0' by a '0' at the R input. The feedback logic is to be designed to obtain the count sequence shown in the same figure. The correct feedback logic is: GATE ECE 1987 Digital Circuits - Sequential Circuits Question 20 English 1 GATE ECE 1987 Digital Circuits - Sequential Circuits Question 20 English 2
A
$$F\, = \overline {{Q_2}{Q_1}\overline {{Q_0}} } $$
B
$$F\, = \,{Q_2}\,\overline {{Q_1}} \overline {{Q_0}} $$
C
$$F\, = \,\overline {{Q_2}} \overline {{Q_1}} {Q_0}$$
D
$$F\, = \,\overline {{Q_2}} \overline {{Q_1}} \overline {{Q_0}} $$
3
GATE ECE 1987
MCQ (Single Correct Answer)
+1
-0.3
Choose the correct statements relating to the circuit of figure GATE ECE 1987 Digital Circuits - Sequential Circuits Question 16 English
A
For Vi = -2V, P=0
B
For Vi = +3V, P=0
C
For Vi = 0V, P=0 always
D
For Vi = 0V, P can be either 0 or 1.
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