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Electrical Engineering: Digital Electronics Quiz 5
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Question 1
Consider the following 8085 Microprocessor assembly language program.
1- LXI SP, 0200 H
2- LXI B, 1028 H
3- LXI H, 42FF H
4- PUSH H
5- LXI D, 20FE H
6- DAD B
7- X CHG
8- DAD D
9- HLT
After execution of above program content of HL register pair is ________ H.
1- LXI SP, 0200 H
2- LXI B, 1028 H
3- LXI H, 42FF H
4- PUSH H
5- LXI D, 20FE H
6- DAD B
7- X CHG
8- DAD D
9- HLT
After execution of above program content of HL register pair is ________ H.
Question 2
The following set of instructions are executed in INTEL 8085 Microprocessor.
LXI B, 0020 H
LOOP DCX B
MOV A, B
ORA C
JNZ LOOP
HLT
The number of times the instruction ORA C executed is __________.
LXI B, 0020 H
LOOP DCX B
MOV A, B
ORA C
JNZ LOOP
HLT
The number of times the instruction ORA C executed is __________.
Question 3
Which of the following statement is Incorrect for the range of n bits binary numbers
Question 4
A particular number system has 18 symbols from 0 to 9, A, B, C, D, E, F, G and T. If two numbers GATE and EEE are given to an adder then output of the adder is
Question 5
Consider the circuit given below. If all the flip-flops are initially cleared then the count after 8 clock pulses is
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Jul 18ESE & GATE EE