CrystalVoxx Limited Team Lead Interview Questions and Answers

SQL AND POWERBI related questions

Inquiring about all contacts related to JavaScript.

Q1. All javascript concept like methods function and all
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Q1. Discussion about salary and all.
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Opps concepts
Laravel convepts

Q1. What are closures
Ans. 
Closures are functions that have access to variables from their containing scope even after the parent function has finished executing.
• Closures allow functions to 'remember' the environment in which they were created

• They can access variables from their outer function even after the function has returned

• Closures are commonly used in event handlers and callbacks
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Q1. What are high order functions in react js explain with an example
Ans. 
High order functions in React JS are functions that take other functions as arguments or return functions as their output.
• High order functions allow for code reusability and cleaner code structure.

• An example of a high order function in React JS is the map function, which takes a function as an argument to transform elements in an array.

• Another example is the filter function, which takes a function as an argument to fil
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Q1. Related to Java
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Q1. What is default session timeout in PHP
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Q1. Reason for changing job and why should we hire you
Ans. 
Seeking new challenges and opportunities for growth. I bring a unique blend of skills and experience to add value to your team.
• Looking for new challenges and opportunities for professional growth

• Seeking a more dynamic work environment to utilize my skills effectively

• Excited about the possibility of contributing to a new team and organization

• Believe my diverse skill set and experience make me a valuable addition to your
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Q1. Real time DBA issues and scenarios
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Q2. Questions on HA and Always on
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Q1. Describe oops concept.
Ans. 
OOPs concept stands for Object-Oriented Programming, which is a programming paradigm based on the concept of objects.
• OOPs focuses on creating objects that contain both data and methods to manipulate that data.

• It emphasizes concepts like inheritance, encapsulation, polymorphism, and abstraction.

• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation restricts access to certain comp...read more
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