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CtrlS Associate Software Engineer Interview Questions and Answers

Updated 26 Oct 2023

CtrlS Associate Software Engineer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Campus Placement and was interviewed in Sep 2023. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Aptitude Test 

Online exam and basic concepts were asked.

Round 3 - Group Discussion 

Easy and general topics were given.

Round 4 - One-on-one 

(2 Questions)

  • Q1. It was hr and technical round.
  • Q2. What is os and its type?
  • Ans. 

    An operating system (OS) is software that manages computer hardware and software resources and provides common services for computer programs.

    • OS types include Windows, macOS, Linux, Unix, Android, iOS, etc.

    • OS can be categorized as single-user, multi-user, single-tasking, multi-tasking, real-time, etc.

    • Examples: Windows 10 (single-user, multi-tasking), Linux (multi-user, multi-tasking)

  • Answered by AI

Skills evaluated in this interview

Interview questions from similar companies

I applied via Campus Placement and was interviewed in Oct 2020. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Oncampus,4Rounds-APTI+Tech,PI,HR,MR,results declared within 2 weeks
  • Q2. Basic apti with two programs, questions realted to project

Interview Preparation Tips

Interview preparation tips for other job seekers - Basic easy programs and apti ,HR and MR also asked tech question mostly on oops and dbms
Round 1 - Technical 

(1 Question)

  • Q1. Basic questions on core java like exceptional handling , database connectivity , multithreading, interface vs abstractions and concepts of OOPs.
Round 2 - HR 

(3 Questions)

  • Q1. Where do you see yourself in 5 years?
  • Q2. What are your strengths and weaknesses?
  • Q3. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - It is going to be easy. They'll mostly check your knowledge on basics, attitude and approach to problem.

I applied via Campus Placement and was interviewed in Nov 2021. There were 4 interview rounds.

Interview Questionnaire 

29 Questions

  • Q1. Introduce yourself
  • Q2. Tell me something about your final year project
  • Q3. Tell me about your preferred skillset?
  • Ans. I was proficient in C/C++, Python, HTML, CSS & SQL.
  • Answered by Sahil Tamboli
  • Q4. What are the advantages of python over other programming languages?
  • Ans. 

    Python is a versatile language with easy syntax, vast libraries, and cross-platform compatibility.

    • Python has a simple and readable syntax, making it easy to learn and write code quickly.

    • Python has a vast collection of libraries and frameworks for various purposes, such as web development, data analysis, and machine learning.

    • Python is cross-platform compatible, meaning that code written on one platform can run on anothe...

  • Answered by AI
  • Q5. What are the basic datatypes used in python?
  • Ans. 

    Python has several built-in datatypes including int, float, bool, str, list, tuple, set, and dict.

    • int: used for integers, e.g. 5, -10

    • float: used for floating-point numbers, e.g. 3.14, -2.5

    • bool: used for boolean values, True or False

    • str: used for strings, e.g. 'hello', 'world'

    • list: used for ordered collections of items, e.g. [1, 2, 3]

    • tuple: used for ordered collections of items that cannot be changed, e.g. (1, 2, 3)

    • set:...

  • Answered by AI
  • Q6. What is the difference between the list & array in python?
  • Ans. 

    Lists and arrays in Python are both used to store multiple values, but they have some key differences.

    • Lists can store elements of different data types, while arrays can only store elements of the same data type.

    • Lists are dynamic in size, meaning they can grow or shrink as needed, while arrays have a fixed size.

    • Lists have built-in methods for manipulation and iteration, while arrays require the use of external libraries

  • Answered by AI
  • Q7. What is meant by slicing the list? What is its syntax?
  • Ans. 

    Slicing a list means extracting a portion of the list. Syntax: list[start:end:step]

    • Start index is inclusive, end index is exclusive

    • If start is not specified, it defaults to 0

    • If end is not specified, it defaults to the end of the list

    • If step is not specified, it defaults to 1

    • Negative indices count from the end of the list

  • Answered by AI
  • Q8. What are python literals?
  • Ans. 

    Python literals are fixed values that are used to represent data in code.

    • Literals can be of various types such as string, integer, float, boolean, etc.

    • They are used to assign values to variables or as arguments in functions.

    • Examples of literals include 'hello world' (string), 42 (integer), 3.14 (float), True (boolean), etc.

  • Answered by AI
  • Q9. What are python generators?
  • Ans. 

    Python generators are functions that return an iterator object which can be iterated over to produce a sequence of values.

    • Generators are defined using the 'yield' keyword instead of 'return'.

    • They allow for lazy evaluation, generating values on-the-fly instead of all at once.

    • Generators can be used to generate an infinite sequence of values.

    • They are memory efficient as they do not store the entire sequence in memory.

    • Exam...

  • Answered by AI
  • Q10. What is the difference between literals & variables?
  • Ans. 

    Literals are fixed values while variables can hold different values during program execution.

    • Literals are hardcoded values in code, like 'hello' or 42

    • Variables are containers that can hold different values during program execution

    • Variables can be assigned literals or other variables

    • Variables can be used to store and manipulate data

    • Literals cannot be changed during program execution

  • Answered by AI
  • Q11. What are modules in python?
  • Ans. 

    Modules in Python are files containing Python code that can be imported and used in other Python programs.

    • Modules are used to organize and reuse code in Python.

    • They allow for better code organization and maintainability.

    • Modules can be imported using the 'import' statement.

    • Python provides a wide range of built-in modules, such as 'math' and 'random'.

    • Custom modules can also be created to encapsulate related functionality

  • Answered by AI
  • Q12. What are the constructors in python? Explain in detail about their functionality.
  • Ans. 

    Constructors in Python are special methods used to initialize objects. They are called automatically when an object is created.

    • Constructors have the same name as the class they belong to.

    • They are defined using the __init__() method.

    • Constructors can take arguments to initialize instance variables.

    • If a class does not have a constructor, Python provides a default constructor.

    • Constructors can also be used to perform any ot

  • Answered by AI
  • Q13. Is there any destructor in python? If yes then what is that destructor?
  • Ans. 

    Yes, Python has a destructor called __del__()

    • The __del__() method is called when an object is about to be destroyed

    • It is used to perform cleanup operations before the object is destroyed

    • The __del__() method is not guaranteed to be called in all cases

  • Answered by AI
  • Q14. Tell me something about init() method in python?
  • Ans. 

    init() method is a constructor in Python that initializes an object when it is created.

    • It is called automatically when an object is created.

    • It takes self as the first parameter.

    • It can be used to initialize instance variables.

    • It can also take additional parameters.

    • Example: def __init__(self, name, age): self.name = name; self.age = age

  • Answered by AI
  • Q15. What Split() & Join() method? Why & where it is used?
  • Ans. 

    Split() & Join() are string methods used to split a string into an array and join an array into a string respectively.

    • Split() method is used to split a string into an array of substrings based on a specified separator.

    • Join() method is used to join the elements of an array into a string using a specified separator.

    • Both methods are commonly used in data processing and manipulation tasks.

    • Example: var str = 'apple,banana,o...

  • Answered by AI
  • Q16. What are python iterators? What is their functionality?
  • Ans. 

    Python iterators are objects that allow iteration over a collection of elements.

    • Iterators are used to access elements of a collection sequentially.

    • They are implemented using the __iter__() and __next__() methods.

    • The __iter__() method returns the iterator object and the __next__() method returns the next element in the collection.

    • Iterators can be used with loops, comprehensions, and other iterable functions.

    • Examples of ...

  • Answered by AI
  • Q17. How many types of values exist in python? Tell me their names.
  • Ans. 

    Python has four types of values: integers, floating-point numbers, strings, and booleans.

    • Integers are whole numbers, positive or negative, such as 5 or -10.

    • Floating-point numbers are decimal numbers, such as 3.14 or -2.5.

    • Strings are sequences of characters, enclosed in single or double quotes, such as 'hello' or "world".

    • Booleans are either True or False, used for logical operations.

  • Answered by AI
  • Q18. How is memory arranged in python?
  • Ans. 

    Python uses a dynamic memory allocation technique called reference counting.

    • Python uses a heap data structure to store objects.

    • Objects are created dynamically and stored in memory.

    • Python uses a garbage collector to free up memory that is no longer being used.

    • Python also uses a technique called memory pooling to reuse memory for small objects.

    • Python supports both mutable and immutable objects, which affects how memory i

  • Answered by AI
  • Q19. How will you delete a file in python module using python code?
  • Ans. 

    To delete a file in Python module, use the os module's remove() method.

    • Import the os module

    • Use the remove() method to delete the file

    • Specify the file path in the remove() method

  • Answered by AI
  • Q20. What is global variable & local variable in python? When it is used?
  • Ans. 

    Global and local variables are used in Python to store values. Global variables can be accessed from anywhere in the code, while local variables are only accessible within a specific function.

    • Global variables are declared outside of any function and can be accessed from anywhere in the code

    • Local variables are declared within a function and can only be accessed within that function

    • Global variables can be modified from w...

  • Answered by AI
  • Q21. Which python framework we can use in web development?
  • Ans. 

    Flask and Django are popular python frameworks for web development.

    • Flask is a micro web framework that is easy to learn and use.

    • Django is a full-stack web framework that provides many built-in features.

    • Other frameworks include Pyramid, Bottle, and Tornado.

    • Flask and Django both use the WSGI standard for serving web applications.

    • Flask is often used for small to medium-sized projects, while Django is better suited for lar...

  • Answered by AI
  • Q22. What are the building blocks of object oriented programming? Explain in detail.
  • Ans. 

    Building blocks of OOP include encapsulation, inheritance, and polymorphism.

    • Encapsulation: bundling data and methods that operate on that data within a single unit

    • Inheritance: creating new classes from existing ones, inheriting their properties and methods

    • Polymorphism: ability of objects to take on many forms, allowing for flexibility and extensibility

    • Examples: class, object, method, constructor, interface, abstract cl

  • Answered by AI
  • Q23. What is pass by value & pass by reference?
  • Ans. 

    Pass by value and pass by reference are two ways of passing arguments to a function.

    • Pass by value means that a copy of the argument is passed to the function.

    • Pass by reference means that a reference to the argument is passed to the function.

    • In pass by value, any changes made to the argument inside the function do not affect the original value.

    • In pass by reference, any changes made to the argument inside the function af...

  • Answered by AI
  • Q24. What is function overloading & operator overloading?
  • Ans. 

    Function overloading is defining multiple functions with the same name but different parameters. Operator overloading is defining operators to work with user-defined types.

    • Function overloading allows a function to perform different operations based on the number, type, and order of parameters.

    • Operator overloading allows operators such as +, -, *, /, etc. to work with user-defined types.

    • Function overloading is resolved ...

  • Answered by AI
  • Q25. Which front end technologies do you know? (& then couple of questions on them)
  • Q26. What is SQL? Why is its application?
  • Ans. 

    SQL is a programming language used to manage and manipulate relational databases.

    • SQL stands for Structured Query Language.

    • It is used to create, modify, and query databases.

    • SQL is used in various industries such as finance, healthcare, and e-commerce.

    • Examples of SQL-based databases include MySQL, Oracle, and Microsoft SQL Server.

  • Answered by AI
  • Q27. What are joins in SQL? Explain all the join with their real world application.
  • Ans. 

    Joins in SQL are used to combine data from two or more tables based on a related column.

    • Inner join returns only the matching rows from both tables.

    • Left join returns all the rows from the left table and matching rows from the right table.

    • Right join returns all the rows from the right table and matching rows from the left table.

    • Full outer join returns all the rows from both tables.

    • Real world applications include combinin...

  • Answered by AI
  • Q28. Some SQL queries
  • Q29. & at last What is index in SQL? What are their types?
  • Ans. 

    Indexes in SQL are used to improve query performance by allowing faster data retrieval.

    • Indexes are data structures that provide quick access to data in a table.

    • They are created on one or more columns of a table.

    • Types of indexes include clustered, non-clustered, unique, and full-text indexes.

    • Clustered indexes determine the physical order of data in a table, while non-clustered indexes are separate structures that point ...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare all the topics well that your are going to mention in your resume.
Don't just focus on the theory. Be prepared with the real world practical knowledge. That will boost your confidence a lot.
Master at least one programming language.
Be confident & honest.
Good luck....

Skills evaluated in this interview

I applied via Company Website and was interviewed in Oct 2021. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Normal Oops concepts database related questions core Java concepts etc
Round 2 - HR 

(1 Question)

  • Q1. Basic hr questions like why xoriant what is your future plan where do you see yourself after 3 years Some managerial questions also

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare a Oops language properly and some DBMS interview questions some html CSS knowledge and practice some aptitude questions , that's it
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Aug 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - One-on-one 

(3 Questions)

  • Q1. 1. Difference between abstract class and interface. 2. Internal Working of HashMap 3. Difference Between ArrayList vs Linked List. 4. WAP to reverse a String 5. dependency Injections 6. IOC Container 7. S...
  • Ans. 

    This interview question covers various topics including abstract class, interface, HashMap, ArrayList, Linked List, String reversal, dependency injection, IOC container, and singleton class.

    • Abstract class is a class that cannot be instantiated and can have both abstract and non-abstract methods.

    • Interface is a blueprint of a class that can only have abstract methods and cannot be instantiated.

    • HashMap is a data structure...

  • Answered by AI
  • Q2. Difference Between controller and Rest Controller
  • Ans. 

    Controller is a general term for handling requests, while Rest Controller is specifically for RESTful web services.

    • Controller is responsible for handling incoming requests and returning responses.

    • Rest Controller is a specialized type of controller that is used for building RESTful web services.

    • Rest Controller uses HTTP methods like GET, POST, PUT, DELETE to perform CRUD operations on resources.

    • Rest Controller returns d...

  • Answered by AI
  • Q3. What is Stream API in java 8
  • Ans. 

    Stream API is a new feature in Java 8 that allows processing of collections in a functional way.

    • Stream API provides a set of functional interfaces and methods to perform operations on collections.

    • It supports parallel processing of collections, making it faster for large datasets.

    • Examples of operations include filtering, mapping, sorting, and reducing.

    • Stream API can be used with both primitive and object types.

    • It promot...

  • Answered by AI
Round 3 - One-on-one 

(2 Questions)

  • Q1. Mostly from the project that i have worked on.
  • Q2. Optional Class in java
  • Ans. 

    Optional class in Java is used to represent a value that may or may not be present.

    • Optional class was introduced in Java 8.

    • It is used to avoid null pointer exceptions.

    • It can be used with streams to filter out null values.

    • Example: Optional<String> name = Optional.ofNullable(null);

    • Example: Optional<String> name = Optional.of("John");

  • Answered by AI

Interview Preparation Tips

Topics to prepare for NeoSOFT Associate Software Engineer interview:
  • Java, spring boot
Interview preparation tips for other job seekers - Smooth experience and i was applied via refferal. Just Be Confident

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(3 Questions)

  • Q1. Bubble sort code
  • Q2. 2nd max salary sql query
  • Q3. Linked list implementation
  • Ans. 

    Linked list is a data structure where each element points to the next element in the sequence.

    • Nodes contain data and a reference to the next node

    • Operations include insertion, deletion, and traversal

    • Example: Singly linked list: 1 -> 2 -> 3 -> null

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Keep core java basics strong
Be ready for basic code and query

Skills evaluated in this interview

Interview Questionnaire 

2 Questions

  • Q1. Rate yourself in terms of programming language
  • Ans. 

    I rate myself as proficient in programming languages with experience in Java, Python, and C++.

    • Proficient in Java, Python, and C++

    • Experience in developing applications using these languages

    • Familiarity with various frameworks and libraries

    • Ability to write efficient and optimized code

    • Experience in debugging and troubleshooting

    • Continuously learning and improving skills

  • Answered by AI
  • Q2. Python 8/10

I applied via Campus Placement and was interviewed in May 2021. There were 5 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Basic concept of oops and then they go in deep 1 program to perform

Interview Preparation Tips

Interview preparation tips for other job seekers - Just be confident and learn all basic oops concepts

Interview Questionnaire 

2 Questions

  • Q1. Basic oops concepts
  • Q2. 1 program to perform
  • Ans. 

    A program to calculate the average of a list of numbers.

    • Prompt the user to enter a list of numbers separated by commas.

    • Split the input string into an array of numbers.

    • Calculate the sum of the numbers in the array.

    • Divide the sum by the length of the array to get the average.

    • Display the average to the user.

  • Answered by AI

CtrlS Interview FAQs

How many rounds are there in CtrlS Associate Software Engineer interview?
CtrlS interview process usually has 4 rounds. The most common rounds in the CtrlS interview process are Resume Shortlist, Aptitude Test and Group Discussion.
What are the top questions asked in CtrlS Associate Software Engineer interview?

Some of the top questions asked at the CtrlS Associate Software Engineer interview -

  1. What is os and its ty...read more
  2. It was hr and technical rou...read more

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CtrlS Associate Software Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
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CtrlS Associate Software Engineer Salary
based on 5 salaries
₹3 L/yr - ₹5 L/yr
32% less than the average Associate Software Engineer Salary in India
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