Dotsquares Software Developer Trainee Interview Questions and Answers

Basic maths and reasoning

Q1. Medium level problem solving questions
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Q1. Basic questions on problem solving
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The first round includes 3 sections as follows:
1) Aptitude (Quantitative and Logical)
2) Coding Questions (Given two questions of Java Collection)
3) SQL Queries (Given three intermediate level queries)

Q1. The second round was face-to-face technical round- I where, the interviewer goes through your resume. He asked me about basics of Java, Collections, OOPs, SQL. And also, asked three coding questions and ba...read more
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Q1. The third round was remote technical round- II. In this round, interviewer mainly focuses on the project. And asked about what technical difficulties you faced during the completion of project?
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Reasoning, English grammar

Get the duplicate numbers, what is api, what is XML file

Q1. About yourself, projects, where do you see yourself in 5 years
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First round is written test which consists of Aptitude, verbal, coding question.

Q1. Intro do one try have two catches?(yes) Merge sort for given example
Ans. 
Yes, one try can have two catches in a try-catch block.
• A try block can have multiple catch blocks to handle different types of exceptions.

• The catch blocks are executed in the order they are written.

• If an exception is caught in the first catch block, the subsequent catch blocks are not executed.

• Example: try { //code } catch (ExceptionType1 e) { //handle exception } catch (ExceptionType2 e) { //handle exception }
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Q1. Behavioural questions .
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There was normal apti questions ( quantitative, verbal, reasoning) and codes were given in which we have to correct error and run the code, and then there was behavioural questions

Q1. Introduction Project discussion Oops concept ( method overriding) DBMS ( normalization, 3rd NF, Indexing) Triggers Code - Fibonacci
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Q1. Intro Project discussion What u expect from organization Why incedo Strength and weakness And some behavioral questions
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Logical reasoning related aptitude regular exam

Q1. Tell me about yourself
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Q2. Explain project as I was selected through campus placement
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Q3. What is abstraction
Ans. 
Abstraction is the concept of hiding complex details and showing only the essential features of an object or system.
• Abstraction allows us to focus on what an object does, rather than how it does it

• It helps in reducing complexity and improving efficiency in software development

• Example: In a car, we don't need to know the internal workings of the engine to drive it
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Q4. What is object and explain by example
Ans. 
An object is a data structure that contains data and methods to manipulate that data.
• Objects are instances of classes in object-oriented programming

• They have attributes (data) and methods (functions)

• Example: A car object may have attributes like color, make, model and methods like start(), stop()
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Q5. Why choose software development over electronics engineering as career
Ans. Explained through story share your journey if have specific story or makeup a story. My goal was clear get a job for money . Wherever question you answer be it technical or hr explain with examples
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Q6. String reversal code was asked also Fibonacci
Ans. Do basic codes like patterns , Fibonacci sequence, Factorial
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Q1. How many people are there in your family and what do they do
Ans. Say my mother is homemaker instead of housewife and tell
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Q2. Quizzes were also asked regarding different person takes different time to cross bridge what is minimum time required
Ans. You can find these quizzes at geeks for geeks
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Q3. What is abstraction
Ans. 
Abstraction is the concept of hiding complex details and showing only the essential features of an object or system.
• Abstraction allows us to focus on what an object does instead of how it does it

• It helps in reducing complexity and improving efficiency

• For example, a car can be abstracted as a vehicle with properties like speed, color, and model
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Q4. Do you anybody from our company
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Q5. Why do you want to join our company
Ans. Give attention to company's presentation regarding what do they do you can use those points while giving this answer
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