SoCtronics Technologies Vlsi Engineer Interview Questions and Answers

Q1. As infineon is Produc based company and Every Person Responsible for complete Chip Testing instead on 1 specific Block. so Interview Asked Basic Tests like continuity, DPS short , Vil/Vih , Voh/Vih , Lekag...read more
Ans. Above all the Topics prepare clearly
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Q2. Basics of Tester Hardwares and why you join in INFIN ? Why want to Change the company ? Why should we we hire ? Tell me about any challenges faced in previous organisation and Work status ? Any protocol...read more
Ans. These are Main topics you should good before going to attend the interview
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Q1. Same as Previous Round but did by Manager in deep level on Basics and work
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Q1. General Discussion about Works did in previous organisation and Basics
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Q1. General Discussion and Salary Negotiation
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Easy questions were there in round 10 . . . . . . .

Q1. Easy questions. . . . . . . . .
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Q2. Everything from fundamentals.....
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Q1. PLC programming, TPM, MTTR, MTBF
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Q2. How to deal with chinese counterparts
Ans. 
Understand cultural differences, build relationships, communicate clearly and respectfully.
• Research and learn about Chinese culture and customs.

• Be patient and build relationships before discussing business.

• Communicate clearly and respectfully, avoiding direct confrontation.

• Be aware of nonverbal communication and body language.

• Use a translator if necessary.

• Be prepared for negotiations and understand the importance of sa...read more
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Q3. How to deal with colleagues
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Q1. Salary discussion, Why changing
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Q1. Working of docker
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Docker is a platform for developing, shipping, and running applications using containerization.
• Docker allows applications to be packaged into containers, which include all dependencies needed to run.

• Containers are lightweight, portable, and isolated environments that can run on any system with Docker installed.

• Docker uses a client-server architecture with a daemon process managing containers.

• Docker images are used to c...read more
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Q2. Shell scripting
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Q1. Write a shell script based on different different scenarios
Ans. 
Shell script to handle different scenarios
• Use conditional statements like if-else to handle different scenarios

• Utilize loops for repetitive tasks

• Implement error handling to address unexpected situations
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Q2. K8s architecture
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1. Reverse a singly linked list
2. Kadane Algorithm

Q1. Asked about my previous company and projects I worked on. In depth discussion on my resume. Questions on OS fundamentals.
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Q1. In depth discussion on the projects I previously worked on. Write code to explain race condition in OS. Few puzzles and numerical were given to test my analytical skills.
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Q1. Final Round with Senior Manager, testing me on all parameters aptitude, tech stack, past experience and interest in the role.
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Reverse the string in place I/P : "I love my India" O/P: "I evol ym aidnI"

Q1. Questions about DDR, Memory layout of program, What is L1, L2 cache? how is memory virtualization is been done?
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Q1. What will variance of sum of two iid random variables
Ans. 
Variance of sum of two iid random variables is the sum of their individual variances.
• Variance of sum of two iid random variables is the sum of their individual variances

• If X and Y are iid random variables, Var(X+Y) = Var(X) + Var(Y)

• For example, if X and Y are both dice rolls, Var(X+Y) = Var(X) + Var(Y) = 35/12
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Q2. Different type of fading channels in wireless system
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Different types of fading channels in wireless systems include Rayleigh fading, Rician fading, and Nakagami fading.
• Rayleigh fading is when there is no line of sight between transmitter and receiver, resulting in random amplitude and phase variations.

• Rician fading is a combination of a dominant line of sight signal and scattered signals, leading to a stronger signal with fading effects.

• Nakagami fading models the wireles...read more
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Leetcode questions followed by technical subjects