Tata Elxsi Senior Engineer Interview Questions, Process, and Tips

They called for a virtual test

Q1. All technical question
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Q1. Basic HR questions
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Q1. Questions on Android, Java, Kotlin, Exoplayer from beginning to end level
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Q2. Answered all questions
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Q1. Questions on carrier growth and Normal HR questions
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Q1. What is Quality Assurance. Difference between Quality assurance and Quality control
Ans. 
Quality assurance is the process of ensuring that a product or service meets the desired level of quality.
• Quality assurance involves the creation and implementation of processes and procedures to ensure that a product or service meets the desired level of quality.

• Quality control involves the inspection and testing of a product or service to ensure that it meets the desired level of quality.

• Quality assurance is a proact...read more
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Q2. What is your previous job experience, how was quality managed in the job
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Q3. What is six sigma process
Ans. 
Six Sigma is a data-driven methodology for process improvement that aims to reduce defects and variability.
• Six Sigma uses statistical analysis to identify and eliminate sources of variation in a process

• It follows a structured approach called DMAIC (Define, Measure, Analyze, Improve, Control)

• The goal is to achieve a process capability of 6 standard deviations from the mean, which equates to a defect rate of 3.4 parts pe...read more
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Q4. Metrics used for trend analysis
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Metrics such as cycle time, lead time, throughput, defect rate, and customer satisfaction are used for trend analysis.
• Cycle time measures the time taken to complete a task or process.

• Lead time measures the time taken from the start of a process to its completion.

• Throughput measures the amount of work completed in a given time period.

• Defect rate measures the number of defects found in a product or process.

• Customer satis...read more
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Q1. What is Quality assurance
Ans. 
Quality assurance is the process of ensuring that a product or service meets the desired level of quality.
• It involves creating and implementing quality standards and procedures

• It includes testing and inspecting products or services to ensure they meet the standards

• It also involves identifying and addressing any issues or defects

• Examples include software testing, product inspections, and customer satisfaction surveys
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Q2. Quality assurance practices, previous job experience and some scenarios were given by the interviewer wrt to quality assurance
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Q3. SDLC Life cycle, type of models
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Q1. Brief about me, family
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Q1. What was your role in previous project?
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Q2. Tell me about FreeRTOS scheduling methods?
Ans. 
FreeRTOS uses priority-based preemptive scheduling with round-robin time slicing.
• Tasks are assigned priorities and the scheduler always runs the highest priority task that is ready to run.

• Preemption occurs when a higher priority task becomes ready to run.

• Round-robin time slicing ensures that tasks with the same priority get equal CPU time.

• FreeRTOS also supports co-operative scheduling where tasks yield control to other...read more
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Q3. What is bit arbitration & bit stuffing in CAN?
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Bit arbitration is a process of resolving conflicts when multiple nodes try to transmit data simultaneously. Bit stuffing is a technique used to ensure data integrity.
• Bit arbitration is used in CAN to determine which message has the highest priority and should be transmitted first.

• During bit stuffing, a '0' is inserted after every five consecutive '1's in the data to avoid confusion with the frame delimiter.

• Bit stuffin...read more
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Q1. Tell me about yourself.
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Q2. What are your salary expectations?
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Q3. Why are you looking for a change?
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