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GATE EC 2022:Digital Circuits Quiz 7
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Question 1
Consider the following assembly language program of an 8085 microprocessor:
MVI B, 10H
LOOP : DCR B
JNZ LOOP
RET
The number of clock cycles (T states) required to execute the above program is
Question 2
Determine the % resolution of 4-bit DAC
Question 3
In a particular number system the cubic equation:
x3 + bx2 + cx - 190 = 0 has the roots x = 5, x = 8, and x = 9. The base of the number system is _____________.
x3 + bx2 + cx - 190 = 0 has the roots x = 5, x = 8, and x = 9. The base of the number system is _____________.
Question 4
The logic realised by the given circuit
Question 5
In a 5 bit Johnson Counter on the fifth clock pulse sequence is QA =1, QB =1, QC =1, QD =1, QE =1. On the sixth clock pulse sequence is
Question 6
Find output of following logic gates :
Assume gate 1 is made of TTL logic and gate 3 is made of ECL logic?
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Jun 22ESE & GATE EC