HFG Entertainments Interview Questions and Answers

Q1. What is an API (Application Programming Interface)?
Ans. 
An API is a set of rules that allows different software applications to communicate with each other.
• APIs enable integration between different systems, like a weather app using a weather service API.

• They can be RESTful or SOAP, with REST being more common in web services.

• APIs can return data in formats like JSON or XML.

• Examples include social media APIs (e.g., Twitter API) for accessing user data.
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Q2. What is the difference between abstract class and interface?
Ans. 
Abstract classes can have implementation; interfaces cannot. Both define contracts for classes but differ in flexibility and usage.
• An abstract class can have both abstract methods (without implementation) and concrete methods (with implementation).

• An interface can only declare methods (abstract) and cannot provide any implementation.

• A class can inherit from only one abstract class (single inheritance), but it can imple...read more
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Q1. 4 Coding question to be solve live
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Q1. Merge sorted arrays
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Q1. Checking cache using python
Ans. 
Use Python's built-in 'functools' module to check cache for function results.
• Import 'functools' module

• Use 'lru_cache' decorator to cache function results

• Specify 'maxsize' parameter to limit cache size

• Use 'cache_info()' method to get cache statistics
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Q1. Gaming and network knowledge
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Gaming and network knowledge

Q1. Salary discussion
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Q1. Array,linked list,basic dsa
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DSA, linked list, unity movement code,basic unity questions

Q1. Salary expectations and basic info were asked
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