Impelsys Software Engineer Interview Questions and Answers

Q1. What are the Object-Oriented Programming (OOP) concepts implemented in PHP?
Ans. 
PHP supports all major Object-Oriented Programming concepts including classes, objects, inheritance, encapsulation, and polymorphism.
• Classes: PHP allows you to define classes using the 'class' keyword.

• Objects: You can create objects of a class using the 'new' keyword.

• Inheritance: PHP supports inheritance where a class can inherit properties and methods from another class.

• Encapsulation: PHP allows you to restrict access...read more
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Q2. What are the pre-defined functions available for string manipulation in PHP?
Ans. 
PHP provides a variety of pre-defined functions for string manipulation.
• strlen() - returns the length of a string

• str_replace() - replaces all occurrences of a search string with a replacement string

• substr() - returns a part of a string

• strtolower() - converts a string to lowercase

• strtoupper() - converts a string to uppercase
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Q1. How do you manage third-party services within the MVC framework?
Ans. 
Third-party services can be managed by integrating them into the MVC framework using libraries or APIs.
• Use libraries or APIs provided by the third-party service to interact with it within the MVC framework.

• Create service classes or components to encapsulate the logic for interacting with the third-party service.

• Utilize dependency injection to inject the third-party service dependencies into the controllers or models.

• Ha...read more
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Q1. Data structures and algorithms
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Q2. Web development
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Java,dsa and algorithms

Random any topic was good

Basic Aptitute questions, GATE type CSE questions.

Q1. Justify your resume, Be a good communicator, My interviewer didn't go on to the coding problems because he was impressed by my project and technical knowledge as a fresher. Asking pattern printing and sear...read more
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Q2. Line by line interviewer goes through your mentioned skills in cv. ask questions on the same might go deep on his favourite topics.
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