8085 Microprocessor Set 5
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This set of 8085 Microprocessor Multiple Choice Questions & Answers (MCQs) focuses on 8085 Microprocessor Set 5
Q1 | Which RAM is created using MOS transistors:
- dynamic ram
- static ram
- permanent ram
- sd ram
Q2 | A microprocessor retries instructions from :
- control memory
- cache memory
- main memory
- virtual memory
Q3 | The CPU sends out a ____ signal to indicate that valid data is available on the data bus:
- read
- write
- both a and b
- none of these
Q4 | The CPU removes the ___ signal to complete the memory write operation:
- read
- write
- both a and b
- none of these
Q5 | BIU STAND FOR:
- bus interface unit
- bess interface unit
- a and b
- none of these
Q6 | EU STAND FOR:
- execution unit
- execute unit
- exchange unit
- none of these
Q7 | Eight of the register are known as:
- general- purpose register
- pointer or index registers
- segment registers
- other register
Q8 | The four index register can be used for:
- arithmetic operation
- multipulation operation
- subtraction operation
- all of these
Q9 | IP Stand for:
- instruction pointer
- instruction purpose
- instruction paints
- none of these
Q10 | CS Stand for:
- code segment
- coot segment
- cost segment
- counter segment
Q11 | DS Stand for:
- data segment
- direct segment
- declare segment
- divide segment
Q12 | The acculatator is 16 bit wide and is called:
- ax
- ah
- al
- dl
Q13 | How many bits the instruction pointer is wide:
- 16 bit
- 32 bit
- 64 bit
- 128 bit
Q14 | How many type of addressing in memory:
- logical address
- physical address
- both a and b
- none of these
Q15 | The size of each segment in 8086 is:
- 64 kb
- 24 kb
- 50 kb
- 16kb
Q16 | The _______ address of a memory is a 20 bit address for the 8086 microprocessor:
- physical
- logical
- both
- none of these
Q17 | The pin configuration of 8086 is available in the________:
- 40 pin
- 50 pin
- 30 pin
- 20 pin
Q18 | DIP stand for:
- deal inline package
- dual inline package
- direct inline package
- digital inline package
Q19 | EA stand for:
- effective address
- electrical address
- effect address
- none of these
Q20 | BP stand for:
- bit pointer
- base pointer
- bus pointer
- byte pointer
Q21 | DI stand for:
- destination index
- defect index
- definition index
- delete index
Q22 | SI stand for:
- stand index
- source index
- segment index
- simple index
Q23 | ALE stand for:
- address latch enable
- address light enable
- address lower enable
- address last enable
Q24 | NMI stand for:
- non mask able interrupt
- non mistake interrupt
- both
- none of these
Q25 | The offset of a particular segment varies from _________:
- 000h to fffh
- 0000h to ffffh
- 00h to ffh
- 00000h to fffffh