BugsMirror Member Technical Staff Interview Questions and Answers for Freshers

1 DP question, 1 simple integer manipulation

Q1. 4th smallest element in BST
Ans. 
Find the 4th smallest element in a Binary Search Tree.
• Traverse the BST in-order and keep track of the count of visited nodes.

• When the count reaches 4, return the current node's value.

• If the BST has less than 4 nodes, return null or throw an exception.
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Q2. Maximum number of distinct elements in every sliding window of size k
Ans. 
Find maximum distinct elements in every sliding window of size k.
• Create a hash table to store the frequency of each element in the current window.

• Use two pointers to maintain the current window and slide it over the array.

• Update the hash table for each new element in the window and remove the old element.

• Keep track of the maximum number of distinct elements seen so far.

• Repeat until all windows of size k have been proce
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Q3. Merge two sorted linked lists
Ans. 
Merge two sorted linked lists
• Create a new linked list to store the merged list

• Compare the first nodes of both lists and add the smaller one to the new list

• Move the pointer of the added node to the next node

• Repeat until one of the lists is empty

• Add the remaining nodes of the non-empty list to the new list
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Q1. A probability related question
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Q1. Tells About yourself and education ?
Ans. 
I have a diverse educational background and a passion for operations.
• I have a Bachelor's degree in Business Administration with a focus on Operations Management.

• I also have a certification in Lean Six Sigma, which has helped me develop strong problem-solving and process improvement skills.

• During my education, I actively participated in various extracurricular activities, such as organizing events and managing logistics...read more
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Q2. Previous employment details and what is your skills ?
Ans. 
I have previous experience in operations and possess a range of skills including problem-solving, communication, and time management.
• Previous employment: Operations Assistant at XYZ Company

• Skills: Problem-solving, communication, time management

• Example: Successfully resolved customer complaints and improved customer satisfaction by implementing a new feedback system

• Example: Coordinated and managed a team of 10 employees...read more
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1 Excel test?
2 Typing speed ?

Q1. Asked few questions in C and Python
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Q2. C basics and more about pointers and python basics
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Q3. AWS basic questions
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Q1. Projects and questions about AWS cloud
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Q1. Salary discussion and location
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1 DP question, 1 simple integer manipulation

Q1. 4th smallest element in BST
Ans. 
Find the 4th smallest element in a Binary Search Tree.
• Traverse the BST in-order and keep track of the count of visited nodes.

• When the count reaches 4, return the current node's value.

• If the BST has less than 4 nodes, return null or throw an exception.
Answered by AI
Add your answer
Q2. Maximum number of distinct elements in every sliding window of size k
Ans. 
Find maximum distinct elements in every sliding window of size k.
• Create a hash table to store the frequency of each element in the current window.

• Use two pointers to maintain the current window and slide it over the array.

• Update the hash table for each new element in the window and remove the old element.

• Keep track of the maximum number of distinct elements seen so far.

• Repeat until all windows of size k have been proce
Answered by AI
Add your answer
Q3. Merge two sorted linked lists
Ans. 
Merge two sorted linked lists
• Create a new linked list to store the merged list

• Compare the first nodes of both lists and add the smaller one to the new list

• Move the pointer of the added node to the next node

• Repeat until one of the lists is empty

• Add the remaining nodes of the non-empty list to the new list
Answered by AI
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Q1. A probability related question
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There were hacker rank test and in that round consists of Aptitude,programming,verbal

Q1. Technical interview is they will ask the basics of c question like pointers,structures,unions,storage classes and dynamic memory
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Q1. Hr round discussed about the salary and company benefits
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