KiwiTech 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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Leet code medium level question

Q1. About Java Streams
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Q2. Restful API coding completion based on given file
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Q1. To check your attitude
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Q2. Given detailed about company and what project you are going to work on?
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Q1. Hashmap working
Ans. 
Hashmap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
• Hashmap uses a hashing function to map keys to indices in an array.

• It allows for constant time complexity O(1) for insertion, deletion, and retrieval operations.

• Example: HashMap<String, Integer> map = new HashMap<>(); map.put("key", 123); int value = map.get("key");
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Q2. Multithreading cases
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Q3. Scenario specific on how to handle multiple events on a single variable to have accurate result
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Q4. Database indexing
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Q5. Architecture level
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Q1. Two simple coding with technical questions
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Q1. One simple coding and technical questions along with system design questions
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Q1. Work experience
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Nothing it went well

Same here , asked basics of java and C#

Q1. Oops concept ? SQL Queries ?
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