Chetu Software QA Engineer Interview Questions and Answers

Q1. What is Oops concept?
Ans. 
Oops concept stands for Object-Oriented Programming concepts which include principles like inheritance, encapsulation, polymorphism, and abstraction.
• Oops concept is a programming paradigm that focuses on objects and classes.

• It includes principles like inheritance, where a class can inherit properties and behaviors from another class.

• Encapsulation is another principle where data is wrapped within a class and can only be...read more
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Q1. SOLID Principles
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Good round moderate coding questions were asked

Q1. Coding question based on trees
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Q2. Coding question based on math/binary search
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Q1. Rate Limiter with possible test cases
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Rate limiter is a mechanism to control the rate of requests sent to a server
• Implement a sliding window algorithm to track the number of requests within a specific time frame

• Set a limit on the number of requests allowed per unit of time

• Return an error response when the limit is exceeded

• Test cases: 1. Send requests below the limit - should be successful. 2. Send requests above the limit - should receive an error response
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Q1. Rank teams based on some criteria
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Q1. Job scheduler system design round
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Q1. EVPN VXLAN BGP peering
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Q2. Underlay link - ebgp inet-unicast peering is done overlay link - ibgp evpn signalling
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Q3. GRE vs IPSEC and whats the difference
Ans. 
GRE and IPSEC are both protocols used for secure communication over networks, but they have different purposes and implementations.
• GRE (Generic Routing Encapsulation) is a tunneling protocol used to encapsulate a wide variety of network layer protocols inside virtual point-to-point links. It does not provide encryption or authentication.

• IPSEC (Internet Protocol Security) is a suite of protocols used to secure Internet ...read more
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Q1. Oops XML MVC SQL
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Q1. Jquery tags syntax uses

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Jquery tags syntax uses angle brackets and CSS selectors.

• Jquery tags are enclosed in angle brackets, like

  or

• Jquery selectors are used to target specific elements, like $('p') or $('.class')

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