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

86 Family Interview Questions

Questions Answers Views Company eMail

What is the difference between MOV and MVI?

15 79680

What are the functions of RIM, SIM, IN?

Pappu Sons, Wipro,

10 75781

What is the immediate addressing mode?

13 32996

What are the different flags in 8085?

Spectra Innovations, TCS, Wipro,

24 101339

What happens during DMA transfer?

9 30845

What do you mean by wait state? What is its need?

2 25400

What is PSW?

DRDO,

11 57288

What is ALE? Explain the functions of ALE in 8085.

17 162200

What is a program counter? What is its use?

9 87630

What is an interrupt?

TCS,

13 25430

Which line will be activated when an output device require attention from CPU?

4 15401

Give two ways of converting a two input NAND gate to an inverter ?

2 18606

Given a circuit, draw its exact timing response?

ATS,

3766

What are set up time & hold time constraints What do they signify Which one is critical for estimating maximum clock frequency of a circuit?

AMD,

1 9947

Give a circuit to divide frequency of clock cycle by two ?

6 17165

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Un-Answered Questions { 86 Family }

What is the difference between jmp and call?

1189

List the various registers of 8085?

1129

What is internal structure of 8086?

1061

Define byte?

1168

Design a divide-by-3 sequential circuit with 50% duty circle now?

1076

Explain two ways of converting a two input nand gate to an inverter?

1230

Define the architecture of the 8085 microprocessor?

1044

State the total number of pins in the 8085 microprocessor?

1015

What was is the primary usage of a 8085 microprocessor?

1128

How can signals be classified for the 8085 microprocessor?

1030

Which is non maskable interrupt for 8085?

1151

Explain dma?

1097

What is the distinguishing feature of db and ab?

1787

How the register in the 8086 are grouped together?

1122

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

1138

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