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

86 Family Interview Questions

Questions Answers Views Company eMail

Difference between 80286 and 80287

Mascot,

2 11829

In a processor these are 120 instructions . Bits needed to impliment this instructions [a] 6 [b] 7 [c] 10 [d] none

Wipro,

2 11712

In 8085 microprocessor READY signal does.which of the following is incorrect statements [a]It is input to the microprocessor [b] It sequences the instructions

Wipro,

2 11559

Return address will be returned by function to

Wipro,

2 7621

load a mul a store t1 load b mul b store t2 mul t2 add t1 then the content in accumulator is

Wipro,

2 9309

Which type of architecture 8085 has?

DRDO, Sasken, Wipro,

6 34284

How many memory locations can be addressed by a microprocessor with 14 address lines?

HCL, Paavai,

5 31294

8085 is how many bit microprocessor?

18 34645

Why is data bus bi-directional?

College School Exams Tests, TCS, Wipro,

11 57863

What is the function of accumulator?

Sandvik, SICSR,

20 104927

What is flag, bus?

8 27492

What are tri-state devices and why they are essential in a bus oriented system?

HP, Keane India Ltd,

1 8846

Why are program counter and stack pointer 16-bit registers?

College School Exams Tests, HCL,

6 54686

What does it mean by embedded system?

11 23437

What are the different addressing modes in 8085?

Rambala Exports, Syntel,

25 68871

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Un-Answered Questions { 86 Family }

What was is the primary usage of a 8085 microprocessor?

1133

Explain what is the main difference between 8085 and 8086 processors?

1052

What is baud rate?

1087

What is the stack segment used for?

1239

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

1137

What are the Interrupts available in 8051 microcontroller?

1104

Explain an interrupt?

1102

What is the purpose of Program Counter in a Micro - Processor?

1046

What are flag registers?

1153

What is meant by priority of interrupt?

1250

What is an interrupt service routine in microcontroller?

1127

Define byte?

1168

Mention interrupts pins of 8085?

1208

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

1221

Which are the different data transfer schemes?

1103

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