1) Illustrate the bit positions of different flags in 8085 flag register.
2) What is meant by opcode and operand? Describe in detail with suitable example.
3) Write down the operating modes of PORT A of 8255?
4) Write down the difference between synchronous and asynchronous data transfers.
5) Explain resolution in DAC in detail.
6) Write down the disadvantages in 7 segment LED interfacing using ports?
7) What are the difference between the following instructions.
MOV CX, 437 AH & MOV CX, [437 AH]
8) Explain the function of pins given below in 8086?
DT/R, MN/MX
9) Write down the two additional new instructions in 80486.
10) What is meant superscalar processors? Write down suitable example.