TSYS|Total System Services Software Engineer2 Interview Questions and Answers

Q1. List and tuple difference
Ans. 
List is mutable, tuple is immutable in Python.
• List can be modified after creation, tuple cannot.

• List is defined using square brackets [], tuple using parentheses ().

• Example: list_example = [1, 2, 3], tuple_example = (4, 5, 6)
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Q1. Salary discussion and hybrid model discussion
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Online one and one session for me it as 3 Rounds

1) one and one approx 1 Hour, this round is Technical, we need to share the screen and we need to say our overall experience and products involved and roles and responsibilities, They will ask the practical questions how we need to solve questions ( like I am from .Net technology) so they asked for .Net related technical questions, After that answer also will ask for any other possible ways we can write the code in different formats, This process will go until an Hour.

2) Same as Technical as Point 1 and this round will taken by manager and this is also 1 Hour, No changes as per about point.

3) This round also Technical, But this will took by the Senior manager, But it is just 20 minutes, The senior manager will just touch’s the technical part and they will check the your behaviour , English skills and they will ask the CEO of the company 😜.

4) HR round.

Check the above round 1

Check the above round 1

Q1. Salary discussions
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Hackerrank Test with 2 coding questions with 1 hour time period

Q1. Questions on Angular basics to intermediate concepts which lasted about 1 hour
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Q1. Questions on JavaScript concepts from basic to medium like Closures, Temporal Dead Zone, Call, Bind methods etc... for 1 hour
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Q1. About personal match with the company along with some questions on full stack development and a kind of System Design for 45minutes
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Q1. Matching round with one of the Engineer from the Team that I'm going to join, some general development conceptual questions were asked along with System design concepts by asking end to end development of ...read more
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Q1. Introduce yourself
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Q2. What has been your experience with framework design and implementation?
Ans. 
I have extensive experience in designing and implementing frameworks for various software projects.
• Designed and implemented a custom testing framework for automated testing of web applications.

• Utilized Spring framework for developing enterprise applications, including dependency injection and aspect-oriented programming.

• Contributed to the design and implementation of a microservices architecture using Netflix OSS frame
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Q3. What is the tech and languages you are comfortable with? Rate yourself on each.
Ans. 
I am comfortable with Java, Python, and SQL. I rate myself 8/10 in Java, 7/10 in Python, and 9/10 in SQL.
• Java - 8/10

• Python - 7/10

• SQL - 9/10
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Q4. What is your experience with finance?
Ans. 
I have experience working on financial software applications and projects.
• Developed financial software applications for tracking expenses and budgeting

• Worked on projects involving payment processing and transaction management

• Familiar with financial data analysis and reporting tools

• Collaborated with finance teams to understand requirements and implement solutions
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Q5. What is TDD and BDD? What are the differences and which one do you prefer?
Ans. 
TDD stands for Test-Driven Development and BDD stands for Behavior-Driven Development. TDD focuses on writing tests before writing code, while BDD focuses on the behavior of the system.
• TDD involves writing a failing test, writing code to make the test pass, and then refactoring the code.

• BDD focuses on defining the behavior of the system through examples written in a specific format like Given-When-Then.

• TDD is more deve...read more
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Q1. Write a program to find the frequency of word in a sentence
Ans. 
Program to find frequency of words in a sentence
• Split the sentence into words using space as delimiter

• Create a map to store word frequencies

• Iterate through the words and update the map accordingly

• Handle case sensitivity and punctuation if needed
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Q2. Write a program to check if the sum of digits of.the given number is a prime number
Ans. 
Program to check if sum of digits of a number is prime
• Convert the number to a string to iterate through each digit

• Calculate the sum of digits

• Check if the sum is a prime number
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Q3. Write an SQL query to get the second highest salary in the table
Ans. 
SQL query to get the second highest salary in a table
• Use the MAX() function to find the highest salary

• Use the WHERE clause to exclude the highest salary

• Order the salaries in descending order and limit the result to 1
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Q4. What is the difference between abstract class and interface? Give a use case for both.
Ans. 
Abstract class allows partial implementation while interface allows full abstraction.
• Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.

• A class can only extend one abstract class, but can implement multiple interfaces.

• Abstract class is used when some common functionality needs to be shared among subclasses, while interface is used to define a contract for clas...read more
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Q5. Explain static and give it's use case.
Ans. 
Static keyword is used in programming to declare variables or methods that belong to the class itself, rather than instances of the class.
• Static variables are shared among all instances of a class.

• Static methods can be called without creating an instance of the class.

• Static keyword is used to define constants in a class.

• Static keyword is used in Java, C++, and other programming languages.
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Q6. Where are objects stored in memory?
Ans. 
Objects are stored in memory in the heap or stack depending on their scope and lifetime.
• Objects with local scope are stored on the stack, while objects with dynamic memory allocation are stored on the heap.

• Primitive data types like int, float are stored on the stack, while complex objects like arrays, classes are stored on the heap.

• Objects stored on the stack have faster access but limited size, while objects on the he
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Q1. What is the difference between var let and const?
Ans. 
var, let, and const are all used for variable declaration in JavaScript, but they have different scopes and mutability.
• var is function-scoped and can be redeclared and reassigned

• let is block-scoped and can be reassigned but not redeclared

• const is block-scoped and cannot be reassigned or redeclared
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Q1. Dsa questions- medium level
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Q2. Dsa questions - medium level
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