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

86 Family Interview Questions

Questions Answers Views Company eMail

Device density on a microprocessor/chip?

Sony,

1167

How can you increase ports of a microprocessor?

Honeywell, Zomato,

1376

Which interrupt is not level-sensitive in 8085?

1148

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

1044

Can you tell how many pins are there in 8085 Microprocessor?

Honeywell, Huawei, Zomato,

1065

Explain what is microcontroller?

1184

what is a Watchdog Timer?

1242

Can single bit of a port be accessed in 8051?

1106

Explain the 8051 microcontroller architecture?

1148

How much total external data memory that can be interfaced to the 8051?

1255

Intel 8051 follows which architecture?

1159

Explain data types used in microcontroller programming,

1393

What is the width of data bus?

1090

With 12 mhz clock frequency how many instructions (of 1 machine cycle and 2 machine cycle) it can execute per second?

2088

what is the difference between timer and counter of microcontroller?

1289

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Un-Answered Questions { 86 Family }

What is stack pointer in 8051 microcontroller?

1248

What is the software interrupts of 8085?

1191

What is special purpose registers in 8086?

1216

What is the bhe signal? Explain its significance?

1504

Define bit, byte and word.

1482

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

1181

In how many ways computer soft wares are categorized?

1082

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

1101

What is physical address?

1139

Can port 0 be used as input output port?

1213

Where can we find the sample assembly language programs?

1052

Define microprocessor?

1378

Define the process of an interrupt operation in the 8086?

1048

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

2159

The interrupt response time is determined by?

1091

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