Data Patterns Test Engineer Interview Questions and Answers

Q1. Mixed signal design process
Ans. 
Mixed signal design process involves integrating analog and digital components on the same chip.
• Mixed signal design combines analog and digital circuits on the same chip.

• Careful consideration of noise, power consumption, and signal integrity is crucial.

• Simulation tools like SPICE are used to verify the design before fabrication.

• Mixed signal design requires expertise in both analog and digital design techniques.
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Q1. Working model and salary
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Q1. Explain working of ac-dc converter
Ans. 
AC-DC converter converts alternating current (AC) to direct current (DC) for various applications.
• AC voltage is converted to DC voltage using rectifiers

• Rectifiers can be half-wave, full-wave, or bridge rectifiers

• Filtering is done to smooth out the output voltage

• Examples include power supplies for electronic devices and battery chargers
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Q2. PWM techniques, M. Tech project,
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C basics and pointer

String related programs like reversing a string, find string length without using library.
Pointers, Dynamic memory allocation related questions
All code should be in c language.

Q1. What is OEE ?
Ans. 
OEE stands for Overall Equipment Effectiveness, a metric used to measure the efficiency of manufacturing processes.
• OEE takes into account three factors: availability, performance, and quality.

• It is calculated by multiplying availability, performance, and quality percentages.

• OEE helps identify areas for improvement in production processes.

• For example, if a machine has an availability of 90%, performance of 80%, and qual
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Very good but easy
easy question long question

Q1. Java codingg on sql programming
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Q2. Colection framework java concept
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Q1. Promises,async await,callback,api integration
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Q1. Performance optimization,usecallback,let const var
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Q1. Core Java related
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Q2. SPRING BOOT related
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Q1. Ask salary expectations
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Q2. Salary Discussion and relocation process
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Q3. Dacumentation and onbording
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Q1. Alarm troublesooting otn
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Q2. OTN fundamental troubleshooting.
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