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Juniper Networks Senior Software Engineer L3 Interview Questions and Answers
Juniper Networks Senior Software Engineer L3 Interview Experiences
1 interview found
I applied via Referral and was interviewed in Mar 2024. There was 1 interview round.
(3 Questions)
- Q1. Check if a binary tree is BST?
- Ans.
Check if a binary tree is a Binary Search Tree (BST) by validating the inorder traversal.
Perform an inorder traversal of the binary tree and store the elements in a list.
Check if the list is sorted in ascending order. If yes, then the binary tree is a BST.
Ensure that there are no duplicate elements in the binary tree.
- Q2. Question: Modified version of flatten linked list (-----.geeksforgeeks.org/flattening-a-linked-list/amp/). The variation is that the nodes in second and third levels also have next nodes.
- Q3. Convert the linked list 1,2,3,4,5,6,Null into 1,6,2,5,3,4,Null
- Ans.
Reorder a linked list by alternating between the first and last elements
Create two pointers, one at the beginning and one at the end of the linked list
Iterate through the linked list, moving the first pointer to the next node and the second pointer to the previous node
Adjust the pointers to reorder the linked list by alternating between the first and last elements
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Skills evaluated in this interview
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I applied via campus placement at BRACT's Vishwakarma Institute of Information Technology, Pune and was interviewed in Oct 2024. There was 1 interview round.
(4 Questions)
- Q1. What is polymorphism
- Ans.
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
It enables a single interface to be used for different data types or classes.
Examples include method overloading and method overriding in object-oriented programming.
- Q2. Find missing number from nth number array.
- Ans.
Find missing number from nth number array.
Iterate through the array and calculate the sum of all numbers
Calculate the sum of numbers from 1 to n using the formula n*(n+1)/2
Subtract the sum of array from the sum of numbers from 1 to n to find the missing number
- Q3. Explain inheritance and it types
- Ans.
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
Inheritance allows a class to reuse code from another class.
Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.
Example: Class B inherits from Class A, so Class B can access
- Q4. Find 2nd max elements from aaray
- Ans.
Find 2nd max element from array of strings
Sort the array in descending order
Skip the first element (max element)
Return the second element
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Arista Networks
nisarga lolage
posted on 25 Sep 2024
(2 Questions)
- Q1. Check if the linked list is palindrome or not
- Ans.
To check if a linked list is a palindrome, compare the first half of the list with the reversed second half.
Traverse the linked list to find the middle node
Reverse the second half of the linked list
Compare the first half with the reversed second half to check for palindrome
- Q2. C string questions
(2 Questions)
- Q1. Operating systems questions
- Q2. Linked list and system design question
Skills evaluated in this interview
Surbhi Karn
Very good but easy
easy question long question
(2 Questions)
- Q1. Java codingg on sql programming
- Q2. Colection framework java concept
Hacker rank, 3 questions with 1 hour duration
(2 Questions)
- Q1. Stack parenthesis matching
- Q2. Linked List reversal
(3 Questions)
- Q1. Operating System basics
- Q2. Behavorial questions
- Q3. Networking Basics
Software Developer Interview Questions & Answers
Ribbon Communication
Anonymous
posted on 13 Sep 2024
I applied via Naukri.com and was interviewed in Mar 2024. There were 3 interview rounds.
(2 Questions)
- Q1. Questions related to project mentioned in CV. Questions around reliability, availability, scalability of system.
- Q2. 2 medium coding questions on arrays and hashmap.
(2 Questions)
- Q1. Golang basics, goroutines, channels.
- Q2. Coding questions on a shared board
(3 Questions)
- Q1. Deep dive into the work at current company and projects.
- Q2. How interprocess communications take place, how goroutines communicate internally, quite in-depth questions, varying over several domains.
- Ans.
Interprocess communication involves various mechanisms like pipes, sockets, shared memory, etc. Goroutines communicate using channels and shared memory.
Interprocess communication can be achieved through mechanisms like pipes, sockets, shared memory, message queues, etc.
Goroutines in Go communicate internally using channels, which are typed conduits through which you can send and receive values.
Shared memory can also be...
- Q3. Design a URL shortener service
- Ans.
Design a URL shortener service
Generate a unique short code for each URL
Store the mapping of short code to original URL in a database
Redirect users from short URL to original URL
Consider scalability and performance of the service
Implement analytics to track usage statistics
Interview Preparation Tips
Have in depth knowledge of basics of the stack you're advertising.
Skills evaluated in this interview
Senior Software Engineer Interview Questions & Answers
Lumen Technologies
MJ Vlogbox
posted on 26 Jul 2024
(1 Question)
- Q1. Java basics , oops , spring
(1 Question)
- Q1. Manger round basics behavior
Software Developer Interview Questions & Answers
Sterlite Technologies
Amol Kailas Gadage
posted on 1 Feb 2024
Selected
I applied via Naukri.com and was interviewed in Jan 2024. There were 2 interview rounds.
(12 Questions)
- Q1. Find the min and max from List of Integers using java 8 streams.
- Q2. Find 2nd largest element using java 8 streams from list of integers.
- Q3. Given a Product class and some ArrayList data Find which products has price greater than 200 using java 8 streams?. Find which products having maximum price?
- Q4. Increase a value of List of Integers by *2 and written new list.
- Q5. What are the java new features?
- Q6. @Components vs @Repository
- Q7. @SpringBootApplication
- Q8. @Entity explain?
- Q9. How the database is configure?
- Q10. What is Dockerfile?
- Q11. Explain CI CD and your project deployment.
- Q12. What is mutable classes in java? How to create?
(1 Question)
- Q1. Yet to sChedule
(1 Question)
- Q1. Ds implementation in python
- Ans.
Data structure implementation in Python
Use built-in data structures like lists, dictionaries, sets, etc.
Implement custom data structures like linked lists, stacks, queues, trees, etc.
Utilize libraries like NumPy for efficient array operations
Practice implementing algorithms using data structures
(1 Question)
- Q1. Leetcode medium python question
Interview Preparation Tips
Skills evaluated in this interview
Basic java mcq, Java Hibernate Spring MVC framework questions
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Juniper Networks Senior Software Engineer L3 Interview Process
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