a) Explain the functions of the following units with reference to 808…

Question

a) Explain the functions of the following units with reference to 8086 CPU. (9)

i) Instruction Queue

ii) Index Registers

iii) Segment Registers

b) Explain the generation of 20-bit physical address in case of based addressing with 16-bit displacement. (5)

c) List and explain the need of status and control flags in 8086. (6)