1
GATE CSE 2011
MCQ (Single Correct Answer)
+1
-0.3
Which one of the following circuits is NOT equivalent to a $$2$$-input $$XNOR$$ (exclusive NOR) gate
A
GATE CSE 2011 Digital Logic - Boolean Algebra Question 41 English Option 1
B
GATE CSE 2011 Digital Logic - Boolean Algebra Question 41 English Option 2
C
GATE CSE 2011 Digital Logic - Boolean Algebra Question 41 English Option 3
D
GATE CSE 2011 Digital Logic - Boolean Algebra Question 41 English Option 4
2
GATE CSE 2011
MCQ (Single Correct Answer)
+2
-0.6
Consider the following circuit involving three Dtypes flip-flops used in a certain type of Counter configuration. GATE CSE 2011 Digital Logic - Sequential Circuits Question 15 English

If at some instance prior to the occurrence of the clock edge, $$P, Q$$ and $$R$$ have a value $$0,1$$ and $$0$$ respectively, what shall be the value of $$PQR$$ after the clock edge?

A
$$000$$
B
$$001$$
C
$$010$$
D
$$011$$
3
GATE CSE 2011
MCQ (Single Correct Answer)
+2
-0.6
Consider the following circuit involving three Dtypes flip-flops used in a certain type of Counter configuration. GATE CSE 2011 Digital Logic - Sequential Circuits Question 16 English

If all the flip-flops were reset to $$0$$ at power on, what is the total number of distinct outputs (states) represented by $$PQR$$ generated by the counter?

A
$$3$$
B
$$4$$
C
$$5$$
D
$$6$$
4
GATE CSE 2011
MCQ (Single Correct Answer)
+1
-0.3
If two fair coins are flipped and at least one of the outcomes is known to be a head, what is the probability that both outcomes are heads?
A
1/3
B
$${\raise0.5ex\hbox{$\scriptstyle 1$} \kern-0.1em/\kern-0.15em \lower0.25ex\hbox{$\scriptstyle 4$}}$$
C
$${\raise0.5ex\hbox{$\scriptstyle 1$} \kern-0.1em/\kern-0.15em \lower0.25ex\hbox{$\scriptstyle 2$}}$$
D
2/3
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