Impressico Business Solutions Interview Questions and Answers

Q1. What is Factory Pattern?
Ans. 
Factory Pattern is a creational design pattern that provides an interface for creating objects in a superclass, but allows subclasses to alter the type of objects that will be created.
• Factory Pattern is used to create objects without specifying the exact class of object that will be created.

• It promotes loose coupling by separating object creation from the rest of the code.

• Commonly used in situations where a class can't...read more
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Q2. QA automation process
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Normal aptitude and reasoning MCQs. Few questions about computer fundamentals.

Easy level coding questions in python

Q1. Question were based on basic Machine learning
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Some Data Structure coding (Reverse LinkedList using java program). Some Database requirement. and SQL queries too.

Q1. About the coding done in first round. and Basic questions of Core java and frameworks
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Q1. Core java in depth and Spring/Hibernate in depth and SQL queries.
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Q1. Discussion about the last experiences. and challenges faced in last projects and about learning techniques
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Q1. General and salary discussion
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It was very easy to finish this round

There are 4 to 5 problems related to python

Q1. In this round salary discussion and all
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Q1. Tell me about yourself.
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Q2. Why do you want to work for our company?
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Q1. What are your greatest strengths and weaknesses?
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Q2. Why are you looking for a change?
Ans. 
I seek new challenges and opportunities for growth in my civil engineering career, aiming to enhance my skills and contribute effectively.
• Desire for professional growth: I want to take on more responsibilities and lead larger projects.

• Seeking diverse experiences: My current role has limited exposure to different types of construction, and I want to broaden my expertise.

• Alignment with career goals: I aim to work with a ...read more
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It is a google meet based aptitude and coding test there were no logical coding questions if you know about the concept of oops

Q1. It was mainly on collections Framework, some basic questions of SQL, OOPS concept
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Q2. What are abstraction and interface
Ans. 
Abstraction is the process of hiding implementation details while interface defines a contract for a class.
• Abstraction is achieved through abstract classes and methods

• Interface is a collection of abstract methods and constants

• Abstraction allows for easier maintenance and modification of code

• Interface allows for multiple inheritance in Java

• Abstraction and interface are both used to achieve abstraction in programming
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Q3. Difference between method overloading and overriding
Ans. 
Method overloading and overriding are two concepts in object-oriented programming that allow methods to have multiple implementations.
• Method overloading is when multiple methods have the same name but different parameters.

• Method overriding is when a subclass provides a specific implementation of a method that is already provided by its parent class.

• Overloading is resolved at compile-time while overriding is resolved at...read more
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Q4. Program to print Fibonacci series, prime numbers, pattern(high-level), basic recursion questions
Ans. 
Program to print Fibonacci series, prime numbers, pattern(high-level), basic recursion questions
• Fibonacci series can be printed using a loop or recursion

• Prime numbers can be found using a loop and checking for divisibility

• Pattern printing can be done using nested loops and conditional statements

• Basic recursion questions can include factorial, sum of digits, etc.
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