Provatosoft Interview Questions and Answers

Q1. Question regarding coding
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Q2. Discussion based on salary
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A basic array question was given to be solved within 24 hour

Q1. This was a direct one on one round where technical skills as per my past experience was analyzed.
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A question related to array was sent on mail and I have revert it within 24 hrs

Q1. I think round 2 is the main round where I was drilled on my technical skills and questions were mainly related to my last working projects and many more.
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Q2. Reverse a Linked List
Ans. 
Reverse a linked list by changing the direction of pointers
• Start with three pointers: current, prev, and next

• Iterate through the linked list, updating pointers to reverse the direction

• Return the new head of the reversed linked list
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10-15min related to some general knowledge questions

Q1. Some questions on technical skills what u have know
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Q2. Sql queries
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HTML5 canvas and JS based small assignment where we need to create circles and arrows and when we click on circle arrows should move

Q1. Question on assignment and projects
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Q2. 1) Project related question
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Q3. 2) Assignment related question
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Q4. 3) Difference between setTimeout and setInterval
Ans. 
setTimeout executes a function once after a specified delay, while setInterval executes a function repeatedly at specified intervals.
• setTimeout executes a function once after a specified delay.

• setInterval executes a function repeatedly at specified intervals.

• setTimeout returns a timeout ID that can be used to cancel the execution.

• setInterval returns an interval ID that can be used to cancel the repetition.
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Basic questions

Q1. Questions from stack, looping, oops, little bits of algorithms etc.
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Q2. Hard lavel questions for freshers. Unexpected questions
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After one round again another for ability check weather they will hire you or not because of bad decision makers.

Q1. Family relationships, salary(which will be lesser than they promis to 25% when they giving you the offer later), they will try to know your weakness and play according in future.
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Q1. What is clssloading and what are classpath and how to create a object without new operator
Ans. 
Classloading is the process of loading classes into JVM. Classpath is a list of directories and JAR files where classes are stored. Object can be created without new operator using reflection.
• Classloading is done by JVM to load classes into memory

• Classpath is a list of directories and JAR files where classes are stored

• Object can be created without new operator using reflection

• Reflection is a mechanism in Java that allo...read more
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