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86 Family Interview Questions
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Explain an interrupt?

 596

Why memory width is not 16-bit? In stead of having 8-bit (same as 8085)?

 620

What is program counter in 8085?

 610

What is meant by a bus?

 596

Where can we find the sample assembly language programs?

 582

What is the position of the stack pointer after the push instruction?

 909

What is the position of the stack pointer after the pop instruction?

 601

Explain the functions of ale in 8085?

 587

What are the flags used in 8086?

 597

Logic calculations are done in which type of registers?

 886

Tell me how do you detect if two 8-bit signals are same?

 681

Name 5 different addressing modes?

 618

Why address bus is unidirectional and data bus is bidirectional?

 708

Why the temporary registers w and z are named so I mean we start from a,b,c,d,e then h and l coz h stands for higher bit nd l for lower bit of the address pinted by memory pointer....but wats w and z for?

 527

Give an example of one address microprocessor?

 715

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Un-Answered Questions { 86 Family }

What does the eu do in the 8086?

593

What is a linker?

609

Differentiate between div and idiv instructions with the help of examples.

2000

What is program counter in 8085?

610

Explain jnc.?

671




What are the control signals used by the 8085?

693

Differentiate between hardware and software interrupts and state examples for both?

547

Define the types of bus used in the 8085?

556

What is the difference between a microprocessor and a microcontroller?

613

What are the different functional units in 8086?

616

What is 8255?

595

Explain the characteristics of the cmp instructions?

607

Are all the bits of flag register used in 8051?

613

What is the function of ale and how does it works?

576

What is special purpose registers in 8086?

645

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