86 Family Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

86 Family Interview Questions

Questions Answers Views Company eMail

Explain an interrupt?

989

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

1037

What is program counter in 8085?

1037

What is meant by a bus?

1010

Where can we find the sample assembly language programs?

954

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

1324

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

997

Explain the functions of ale in 8085?

978

What are the flags used in 8086?

953

Logic calculations are done in which type of registers?

1341

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

1086

Name 5 different addressing modes?

1027

Why address bus is unidirectional and data bus is bidirectional?

1149

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?

1069

Give an example of one address microprocessor?

1169

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Un-Answered Questions { 86 Family }

What is the stack segment used for?

1092

What does a microprocessor mean?

1014

List the various registers of 8085?

1036

What is the software interrupts of 8085?

1065

Describe the accumulator register of 8085?

883

What type of interrupt is the “trap” and what does it do?

1055

What is 8251?

1109

What are the software instructions related to stack operations?

1056

State the order of interrupts priority wise (lower to higher)?

949

what are the advantages of modular proramming techniques

1036

Define the type of interrupts in the 8085 processor?

952

Classify interrupts on the basis of signals. State their differences.

1112

What are the Interrupts available in 8051 microcontroller?

983

What is the maximum size of segment in 8086 microprocessor?

949

What happens when reset in(low) signal goes low?

1134

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