IES EC Government Jobs Exams

Q. If 8085 adds 87 H 79 H, then

Option
a) both CARRY and ZERO flags will be set to 0
b) CARRY flag will set to 0, Zero flag to 1
c) CARRY flag will be set to 1, ZERO flag to 0
d) Both CARRY and ZERO flags will be set to 1

Read Solution (Total 1)

d because of after adding 87h &79h we get 00 with carry 1
10 years agoHelpfull: Yes(0) No(0)

IES EC Other Question

Q. A feedback amplifier has an open loop gain of -100. If 4% of the output is fed back in a degenerative loop, what is the closed loop gain of the amplifier?

Option
a) 33.3
b) 25
c) 20
d) 25 Q. For a BJT, early voltage VA is 100 V. In common emitter configuration , eqiescent VCE is 10 V. what percentage change in quiescent IC would occur, if early voltage VA is made infinite?

Option
a. 10%
b. 20%
c. 5%
d. 0%