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The pillars of OOP are encapsulation, inheritance, and polymorphism.
Encapsulation: bundling of data and methods into a single unit
Inheritance: ability to create new classes from existing ones
Polymorphism: ability to use a single interface for multiple types
Web API security mechanisms protect against unauthorized access and ensure data integrity.
Authentication: Verify the identity of the user or client accessing the API.
Authorization: Determine what actions the authenticated user or client is allowed to perform.
Encryption: Securely transmit data over the network using encryption algorithms.
Input validation: Validate and sanitize user input to prevent common security vulne...
Deadlock in SQL occurs when two or more transactions permanently wait for each other to release resources.
Deadlock happens when two or more transactions acquire locks on resources and wait for each other indefinitely.
It can occur due to poor transaction scheduling, lock contention, or incorrect use of transactions.
To prevent deadlock, use proper transaction isolation levels, minimize lock contention, and ensure transac...
Basic aptitude test English mcq and technical
Code structure code optimization and dry code writing practice
NICE interview questions for popular designations
I applied via Naukri.com and was interviewed before Apr 2023. There was 1 interview round.
Functional components are stateless and use functional programming concepts, while class components have state and lifecycle methods.
Functional components are simpler and easier to read/write.
Class components have access to lifecycle methods like componentDidMount.
Functional components can use hooks like useState and useEffect.
Class components are typically used for more complex components with state management.
Get interview-ready with Top NICE Interview Questions
I applied via AmbitionBox and was interviewed in Mar 2023. There were 2 interview rounds.
I am a software engineer with experience in developing and maintaining software applications.
Proficient in programming languages such as Java, C++, and Python
Skilled in software development methodologies like Agile and Scrum
Experience with database management systems like MySQL and MongoDB
Familiarity with front-end technologies such as HTML, CSS, and JavaScript
Strong problem-solving and analytical skills
Effective commu
My strength is problem-solving and my weakness is public speaking.
Strength: Problem-solving
Weakness: Public speaking
I applied via LinkedIn and was interviewed before Jun 2023. There were 3 interview rounds.
I applied via Company Website and was interviewed in Apr 2022. There were 3 interview rounds.
I applied via Approached by Company and was interviewed before May 2023. There were 2 interview rounds.
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Some of the top questions asked at the NICE interview for experienced candidates -
The duration of NICE interview process can vary, but typically it takes about less than 2 weeks to complete.
based on 19 interviews
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Software Engineer
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Technical Lead
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Senior Software Engineer
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Software Engineer and Technical Lead
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