TCS System Engineer Interview Questions, Process, and Tips

Q1. Microservices architecture
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Q2. Synchronous and asynchronous communication
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Q1. Salary negotiation
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,apti include normal math question and Reasoning math

I choose python for code

Q1. They are asking basic programming questions, then opps concept
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Q1. We are discussing about salary ,shift tyming
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Simple logic code, like basic code in hacker rank and other platforms

Q1. Call by ref vs call by value
Ans. 
Call by ref passes memory address, call by value passes value itself
• Call by ref passes memory address of variable, allowing changes to reflect outside the function

• Call by value passes a copy of the variable, changes made inside function do not affect original variable

• Example: Call by ref - passing a pointer to a variable, Call by value - passing a primitive data type
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Q2. What you have idea about linked list
Ans. 
A linked list is a data structure where each element points to the next element in the sequence.
• Consists of nodes with data and a reference to the next node

• Dynamic in size and can grow or shrink during execution

• Common operations include insertion, deletion, and traversal
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Q1. Describe oops concepts.
Ans. 
Object-oriented programming concepts that focus on classes, objects, inheritance, encapsulation, and polymorphism.
• Classes: Blueprint for creating objects with attributes and methods.

• Objects: Instances of classes that encapsulate data and behavior.

• Inheritance: Ability for a class to inherit attributes and methods from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Poly...read more
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Q1. Questions related to your resume.
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Q1. What are your salary expectation's
Ans. 
I am looking for a competitive salary based on my experience and skills.
• Research industry standards for System Engineers in the area

• Consider your level of experience and expertise

• Factor in additional benefits such as healthcare, retirement plans, etc.

• Be prepared to negotiate based on the company's offer
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Q1. Group a string by it’s length
Ans. 
Group a string by its length
• Create a hashmap to store strings based on their length

• Iterate through the input array of strings and add them to the corresponding length key in the hashmap

• Return the hashmap values as an array of arrays of strings
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Q2. Sort a list of numbers using java8
Ans. 
Sort a list of numbers using Java8
• Use the stream() method to convert the array to a stream

• Use the sorted() method to sort the elements

• Use the collect() method to convert the stream back to an array
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Q1. Can u write a basic code of prime numbers
Ans. 
A basic code to find prime numbers in a given range
• Iterate through numbers in the given range

• Check if each number is divisible by any number other than 1 and itself

• If not divisible, then it is a prime number
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Q2. Oops concepts & basic codes
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Q1. Why do u prefer tcs
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Q2. What is your strengths and weakness
Ans. 
My strength is problem-solving skills and attention to detail. My weakness is sometimes I can be too focused on perfection.
• Strength: Strong problem-solving skills - able to analyze complex issues and find effective solutions

• Strength: Attention to detail - meticulous in ensuring accuracy and quality of work

• Weakness: Perfectionism - may spend too much time on a task to ensure it is perfect, potentially impacting deadline...read more
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