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 the differences between the nmi and intr

1178

explain the different types of control flags for the 8086?

974

Give an example of a combined addressing mode instruction?

971

State the differences between a procedure and a macro.

1225

What are the different type of registers used in 8085?

939

What is the the total addressable memory size in a 8085 microprocessor?

1024

State the total number of pins in the 8085 microprocessor?

960

How are time delays calculated in the 8085?

1079

What is the structure of psp?

1075

Explain with an example how parameters can be passed using registers.

1042

what differences can you state between the hlt and hold states?

1271

explain about the characters of internal interrupts?

1180

Define the functions of the dx register.

969

What are the different types of instructions of 8085?

1050

Explain the purpose of the status register?

1039

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Un-Answered Questions { 86 Family }

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

1103

The Pentium microprocessor has how many execution unit?

1148

What is instruction cycle?

1172

What is the purpose of clk signals of 8085?

1190

The PCI bus is the important bus found in all the new Pentium systems because

1081

explain about externally initiated operations

1060

Can 8259 be interfaced with 8085 via the trap pin?

1000

Which 2 ports combine to form the 16 bit address for external memory access?

1226

explain the difference between 8086 and 8088?

1162

Are all the bits of flag register used in 8051?

991

Give an example of one address microprocessor?

1216

Explain maskable and non maskable interrupts?

1152

What is special function registers (sfr)?

1197

Name the pin in 8086 microprocessor that is used for selecting mode of operation?

1107

In the instruction FADD, What does F stands for

1240

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