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?

1100

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

1160

What is program counter in 8085?

1165

What is meant by a bus?

1148

Where can we find the sample assembly language programs?

1052

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

1426

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

1100

Explain the functions of ale in 8085?

1080

What are the flags used in 8086?

1066

Logic calculations are done in which type of registers?

1436

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

1167

Name 5 different addressing modes?

1129

Why address bus is unidirectional and data bus is bidirectional?

1251

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?

1248

Give an example of one address microprocessor?

1266

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Un-Answered Questions { 86 Family }

Which interrupt has highest priority?

1164

Mention interrupts pins of 8085?

1204

Define the types of memory used in 8085 microprocessor?

1129

What is the maximum clock frequency used by the 8085 microprocessor?

1197

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

1154

What are the conditions under which the eu enter into the wait mode?

1237

What is processor cycle (machine cycle)?

1110

What are the control signals used by the 8085?

1153

Which interrupt in the 8086 has the highest priority?

1173

Explain an interrupt?

1100

Explain jnc.?

1162

Explain the functions of the two dma signals hold and hlda?

1207

Define the purpose of sim and rim in reference to the 8086?

993

What are different adder circuits you studied?

1088

What is the difference between 8085 microprocessor and 8086 microprocessor?

1141

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