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 11822

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

Wipro,

2 11709

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 11557

Return address will be returned by function to

Wipro,

2 7615

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

Wipro,

2 9299

Which type of architecture 8085 has?

DRDO, Sasken, Wipro,

6 34266

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

HCL, Paavai,

5 31283

8085 is how many bit microprocessor?

18 34598

Why is data bus bi-directional?

College School Exams Tests, TCS, Wipro,

11 57829

What is the function of accumulator?

Sandvik, SICSR,

20 104867

What is flag, bus?

8 27471

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

HP, Keane India Ltd,

1 8841

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

College School Exams Tests, HCL,

6 54674

What does it mean by embedded system?

11 23410

What are the different addressing modes in 8085?

Rambala Exports, Syntel,

25 68828

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Un-Answered Questions { 86 Family }

Define the types of memory used in 8085 microprocessor?

1129

How to detect a sequence of "1101" arriving serially from a signal line?

1117

How the register in the 8086 are grouped together?

1122

What does SD RAM refers to

1159

What is an interrupt service routine in microcontroller?

1122

After a pop instruction where does the stack pointer points?

1095

Point out the differences between the 8086 and 8088 microprocessor?

1200

How can you increase ports of a microprocessor?

1375

Explain the internal architecture of the 8086 microprocessor?

1178

What is the RST for the TRAP?

1446

What is the maximum size of segment in 8086 microprocessor?

1049

Why do you use two ground pins in microprocessor 8086?

1050

Design a transmission gate based xor.

1118

What is lookup table microcontroller?

1047

Explain the difference between microcontroller and microprocessor?

1158

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