Jio Platforms SDE (Software Development Engineer) Interview Questions and Answers

Very easy

Q1. How to find length , freq of each char and list of unique characters of a string
Ans. 
To find length, frequency of each character and list of unique characters of a string.
• Iterate through the string and count the frequency of each character using a hash table.

• Create a list of unique characters by iterating through the hash table.

• Calculate the length of the string using the built-in length function.

• Return the frequency, length and list of unique characters as an array of strings.
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Q2. How to check wheather a string is palindrome or not?
Ans. 
To check if a string is palindrome or not.
• Compare the first and last characters of the string and continue towards the middle until all characters have been compared.

• If all characters match, the string is a palindrome.

• If any characters do not match, the string is not a palindrome.
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Q1. MCQ questions based on skills
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Q2. MCQ questions based on resume
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Q1. Implement Stack using queue
Ans. 
Implement a stack using a queue data structure.
• Create two queues, q1 and q2.

• Push elements into q1.

• When popping, dequeue all elements from q1 and enqueue them into q2 until the last element.

• Dequeue and return the last element from q1.

• Swap q1 and q2 after each push or pop operation.
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Average to easy difficulty level.

Q1. Java code of string manipulation
Ans. 
String manipulation in Java involves various methods like substring, concat, replace, etc.
• Use substring() to extract a part of the string

• Use concat() to concatenate two strings

• Use replace() to replace a specific character or substring in a string
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Q2. What is the Java code for various types of sorting algorithms?
Ans. 
Various sorting algorithms in Java code
• Bubble Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);

• Selection Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);

• Insertion Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);

• Merge Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);

• Quick Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);
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Q3. Sql query and topics related to joins.
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Q1. About yourself and family
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Q2. What do you know about the company?
Ans. 
The company is a leading software development firm specializing in creating innovative solutions for various industries.
• Specializes in creating innovative software solutions

• Works with clients from various industries

• Known for high-quality and reliable products

• Has a strong team of software engineers and developers
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Q3. Can you provide examples of real-life scenarios where you handled conflicts with either a colleague or a manager?
Ans. 
Handled conflicts by addressing issues directly, seeking compromise, and maintaining professionalism.
• Addressed a disagreement with a colleague by scheduling a one-on-one meeting to discuss concerns and find common ground.

• Resolved a conflict with a manager by actively listening to their perspective, providing feedback, and working together to find a solution.

• Maintained professionalism during conflicts by staying calm, r...read more
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Q4. What actions would you take if your manager does not approve your product idea, and how would you attempt to persuade them?
Ans. 
I would gather more data to support my idea, present a compelling case to my manager, and be open to feedback and compromise.
• Gather data to support the idea, such as market research, user feedback, or cost-benefit analysis.

• Prepare a well-structured presentation highlighting the potential benefits of the product idea.

• Listen to the manager's concerns and feedback, and be open to making adjustments or compromises.

• Seek sup...read more
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Q1. Architecture discussion around projects
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Q1. Caching, auth discussion in depth
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Basic aptitudes question in online test

Two coding Q online test

Q1. Resume bsic Q asked
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Q2. Oops question basic theory
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Q1. One coding question asked to solve on paper of arrays
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Q2. Basic questions from resume
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Q1. Relocating related questions
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Q2. Why u want to join global logic
Ans. 
I want to join Global Logic because of their reputation for cutting-edge technology solutions and collaborative work environment.
• Global Logic is known for their innovative technology solutions

• I am impressed by the collaborative work environment at Global Logic

• I believe Global Logic offers great opportunities for professional growth and development
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