Videocon d2h Backend Operations Executive Interview Questions and Answers

Array,Tree, Behaviour questions 2 hr duration easy-medium

Q1. Array Traversal using topological sort algorithm
Ans. 
Topological sort can be used to traverse an array of strings in a specific order.
• Topological sort is used to order elements based on their dependencies.

• In the context of array traversal, we can use topological sort to determine the order in which strings should be processed.

• For example, if strings represent tasks and their dependencies, we can use topological sort to ensure tasks are executed in the correct order.
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Q2. Right most node in almost complete bst
Ans. 
The rightmost node in an almost complete binary search tree is the last node in the last level of the tree.
• In an almost complete binary search tree, all levels are completely filled except possibly for the last level, which is filled from left to right.

• To find the rightmost node, start at the root and traverse the tree by always going to the right child until reaching the last level.

• The rightmost node will be the last
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Aptitude Test based on general

Coding Test Based on backend technologies

Q1. Basic Of MySQL questions and MongoDB Questions.
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Q2. Basic Join questions
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Q1. Dsa question on matrix
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Q2. Dsa question on stack
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Team management ,people oriented , and happy environment with the coolieg

Q1. Family and job point
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Q1. Self Introduction ,HYDERABAD TOPIC
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Q2. Family background , hobbies
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Q3. Talk about why you need this job
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Q4. Why should i hire you
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Q5. Do you any questions for me
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Current affairs , leader ship, natural environment