86 Family Interview Questions
Questions Answers Views Company eMail

Difference between 80286 and 80287

Mascot,

2 10453

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

Wipro,

2 10341

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 10172

Return address will be returned by function to

Wipro,

2 6172

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

Wipro,

2 7908

Which type of architecture 8085 has?

DRDO, Sasken, Wipro,

6 31811

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

HCL, Paavai,

5 29186

8085 is how many bit microprocessor?

18 29554

Why is data bus bi-directional?

College School Exams Tests, TCS, Wipro,

11 52528

What is the function of accumulator?

Sandvik, SICSR,

20 98055

What is flag, bus?

8 24632

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

HP, Keane India Ltd,

1 7660

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

College School Exams Tests, HCL,

6 51701

What does it mean by embedded system?

11 19321

What are the different addressing modes in 8085?

Rambala Exports, Syntel,

25 61579


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Un-Answered Questions { 86 Family }

In how many groups can the signals of 8085 be classified?

659


Explain the differences between the nmi and intr

637


what is the undefined bits in flag registers of 8085 microprocessor?

1650


rtos kernal have memory managament,sheduler and timer but not haveing file system how vxworks allocate file table process in memory? bud gpos have inside kernal

2710


What are wait states in microprocessors?

655






What is the bus in a microcontroller?

579


What is the purpose of clk signals of 8085?

731


Define the process of an interrupt operation in the 8086?

566


Can you name the different types of processor?

583


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

646


Given a circuit, draw its exact timing response?

3228


What happens when the intr signal goes high in the 8085?

623


What is 8251?

657


What are software interrupts?

570


Why is the address bus in the 8085 tri-stated and unidirectional?

655