Tata Technologies Production Graduate Engineer Trainee Interview Questions and Answers

Logical and Reasioning

Q1. DS, OOPS and Pseudo Code
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Q1. Basic HR questions
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Java,MySQL,C,Logical,Reasoning

Q1. Topic to be spoke
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Q2. Basic grammar question
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Q3. English speaking skills by voice recording
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Q1. Self Introduction
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Q2. Why should I hire you?
Ans. 
I am a dedicated and hardworking individual with a strong passion for production engineering.
• I have a solid educational background in production engineering.

• I have completed internships where I gained hands-on experience in production processes.

• I am a quick learner and have a strong problem-solving skills.

• I am highly motivated and eager to contribute to the success of the company.
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Problems on numbers percentage

Q1. Skills mentioned on resume
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Easy Aptitude with basic questions

Q1. C++ Java difference Projects Pointers
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Q1. I was not able to clear technical
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Q1. What is full-adder and half adder?
Ans. 
A full-adder is a digital circuit that performs addition of three binary numbers, while a half adder is a digital circuit that performs addition of two binary numbers.
• Full-adder adds three binary numbers (A, B, and carry-in) to produce a sum and a carry-out.

• Half adder adds two binary numbers (A and B) to produce a sum and a carry.

• Full-adder is used in complex arithmetic operations, while half adder is used in simple ad...read more
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Q2. What are of transistors
Ans. 
Transistors are semiconductor devices used to amplify or switch electronic signals and electrical power.
• Transistors are fundamental building blocks of modern electronic devices.

• They can amplify signals, regulate currents, and act as switches.

• Common types include bipolar junction transistors (BJTs) and field-effect transistors (FETs).
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Q1. Tell me abt yourself
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Q2. Why you are interested in this role
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Q1. Explain the database architecture
Ans. 
Database architecture refers to the design and structure of a database system.
• Database architecture includes components like data storage, data retrieval, data manipulation, and security measures.

• It involves the organization of data into tables, columns, and rows.

• Different types of databases have different architectures, such as relational databases, NoSQL databases, and cloud databases.

• Examples of database architectur...read more
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Logical reasoning,profit loss

Simple question aptitude

Q1. Situation question
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Q2. Introduction of yourself
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Q3. Project details
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Q4. Oops concepts and basics
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Round duration - 140 minutes
Round difficulty - Medium

Test timing was at 2:00 pm , it was conducted in a college and the environment was good for the test. Camera was a primary part of test, so no suspicious activity.

Q1. 
Sum of Two Numbers Represented as Arrays
Given two numbers in the form of two arrays where each element of the array represents a digit, calculate the sum of these two numbers and return this sum as an ar...read more
Ans. 
Given two numbers represented as arrays, calculate their sum and return the result as an array.
• Iterate through the arrays from right to left, adding digits and carrying over if necessary

• Handle cases where one array is longer than the other by considering the remaining digits

• Ensure the final sum array does not have any leading zeros
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Round duration - 20 minutes
Round difficulty - Easy

The round was conducted at around 12 p.m. I was called at the college location and then it was conducted. The interviewer was quite polite and frank.

Round duration - 8 minutes
Round difficulty - Easy

This round was conducted right after finishing and clearing the technical round at the same place and on the same day.