Think42 Labs Software Developer Interview Questions and Answers

Arrays and strings - 90 mins

Create Modules, railway reservation system - 60 mins

Q1. Difference between hashmap and hasptable
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Q2. Why typescript over javascript
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Q3. Find the percentage of increace in the quantity of item after making it price 20% extra
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Q4. What is normalization
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Q5. Date and time api available
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It was an amazing interview.

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Q2. Add qbnjq j qj slx qx
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Q3. DaD JDQ d KNX ax sqkd
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Q5. DJ m qd s Jhdvaljcbaf
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Q1. String based questions in java
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Q2. What are the fundamental concepts of Java?
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Java based questions and few DSA questions

Basic DSA from the hacker rank website

Q1. Basic to medium questions on javascript, nodejs, MySQL joints, html5 tags
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Q1. Real life problems, Use cases
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1st round is aptitude and pesudocode

Q1. Mostly python questions
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Q2. List questions and basic to mediumprogram
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LeetCode , hard questions on dynamic programming, graphs, and more.

DSA, Cn, os, DBMS, ML

Q1. Is relocation a possibility for this position?
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Q2. Senior role is there
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Q1. Bubble sort and array was given
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Q2. Create binary tree
Ans. 
A binary tree is a data structure where each node has at most two children.
• Start by creating a Node class with left and right child pointers.

• Implement methods to insert, search, and delete nodes in the tree.

• Consider different traversal methods like inorder, preorder, and postorder.
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Q3. HightBuilding Pattern
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Q1. String reverse
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Q2. Dsa linked lists
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Q3. Linked lists reverse
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Q4. Map unique elements
Ans. 
Map unique elements in an array of strings
• Create a map to store unique elements

• Iterate through the array and add each element to the map as a key

• Retrieve the keys of the map to get the unique elements
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Q5. Sets find elements in set
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Sets are data structures that store unique elements and can be used to efficiently find elements in the set.
• Sets do not allow duplicate elements, so each element in a set is unique.

• To find elements in a set, you can use the 'has' method to check if a specific element is present in the set.

• Sets are commonly used in programming for tasks like removing duplicates from a list or checking for the presence of specific elemen
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