Josh Technology Group Interview Questions and Answers

**1st Round: Online Assessment**
The first elimination round consisted of an online assessment focused on HTML, CSS, and JavaScript. The questions ranged from basic to advanced, with a significant emphasis on JavaScript concepts like promises and async operations. This round included negative marking, so accuracy was key.

**2nd Round: DSA Online Test**
The second elimination round tested Data Structures and Algorithms (DSA). It involved two compulsory problems: one focused on string manipulation and the other on array manipulation, both requiring solutions with O(1) space complexity.

**3rd Round: Personality Test**
This non-elimination round assessed grammar and communication skills. It included:
- Fill-in-the-blank questions focused on subject-verb agreement.
- Sentence repetition tasks where we had to listen and repeat the given sentences.
- Audio-based tasks requiring us to repeat sentences after listening to them.

**4th Round: Home Assignment**
In this elimination round, we were tasked with cloning a webpage using only HTML, CSS, and JavaScript. The goal was to create a pixel-perfect design without the use of frameworks or libraries like Bootstrap.

Candidates who cleared this round invited to the JTG campus for further process.

**5th Round: DSA **
This elimination round began with solving DSA problems focused on string and array manipulation.

**6th Round: Live Coding Assignment**
Round 5th was followed by a live coding task where we had to build a to-do application using only HTML, CSS, and JavaScript. The application needed to leverage local storage for data persistence. The technical interview in this round was based on the live coding task.

Q1. **6th and 7th Rounds: Technical Interviews** The next two elimination rounds were back-to-back technical interviews. They covered advanced concepts in HTML, CSS, and JavaScript, along with DSA problems.
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Q1. **9th Round: HR Interview** The final round was an HR interview, where the focus was on personality traits, career aspirations, and alignment with the company’s values. **Verdict: Selected**
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It was relatively simple some language basics some cs basics and it was good togo

This was a coding plus English plus math round the coding problems where easy

This was 3rd round also a coding round the level of problems was medium

Q1. You are provided with a linked list have to make sure that it is in decreasing order
Ans. 
Check if a linked list is sorted in decreasing order by comparing adjacent nodes.
• Traverse the linked list from head to tail.

• For each node, compare its value with the next node's value.

• If any node's value is less than the next node's value, the list is not in decreasing order.

• Example: For list 5 -> 3 -> 2, it is in decreasing order.

• Example: For list 5 -> 6 -> 2, it is not in decreasing order.
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Q2. You are given a random bst's node and you have to check whether a given element is part of the tree or not
Ans. 
Check if a given element exists in a Binary Search Tree (BST) node using its properties.
• A BST is structured such that for any node, left children are smaller and right children are larger.

• To find an element, start at the given node and compare it with the node's value.

• If the element is equal to the node's value, it exists in the tree.

• If the element is less, recursively search the left subtree; if greater, search the ri...read more
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Question directly come from the leetcode.

Q1. Data structure must be completed
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Q2. From Tree and graphs.
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Medium level questions asked

Simple easy to medium 2 questions asked of string and array

Q1. Tell me about yourself
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Q2. JavaScript like fetch axios and others
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