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Juniper Networks interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
Juniper Networks
6 rounds | 7 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 3 month
Topics: Data Structures, Oops, c programming, tree, operating system, computer networks, bit masking, hashing
Tip 1 : Practice Dsa problem from topics like tree, Linkedlist, bit masking, Hasing.
Tip 2 : Understand topics like ipc, semaphores, Deadlock, osi model, tcp/ip protocol, routing protocol
Tip 3 : must have good understanding of memory management as well.
Application process
Where: Other
Eligibility: No criteria
Tip 1 : prepare your resume based on the job description.
Tip 2 : Put major projects with attractive and short description. Remove unwanted thing from resume. You can put the rank of coding contests.
Interview rounds
01
Round
Medium
Online Coding Interview
Duration90 Minutes
Interview date3 Sep 2021
Problems1
Test started around 5 pm. 3 coding questions were there.
1. Program to validate IP address
You are given the text ‘IPAddress’. Your task is to check if the given text ‘IPAddress’ is a valid ‘IPv4’ or not.
Conditions for a valid ‘IPv4’ are:
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Problem approach
Used bit manipulation approach to identify whether the given string is a valid ip address or not.
The condition was if 1 ia coming at any point after 0 then it is not a valid ip addeess
02
Round
Medium
Online Coding Test
Duration50 Minutes
Interview date13 Sep 2021
Problems2
Asked questions related to operating system. Also aksed two coding question
1. OS Question
Asked question from fork system call.
Problem approach
Tip 1 : fork system call used to create a child process of the current process
2. Tree Traversals
You have been given a Binary Tree of 'N'
nodes, where the nodes have integer values.
Your task is to return the ln-Order, Pre-Order, and Post-Order traversals of the given binary tree....
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Problem approach
I used the recursion approach to solve this problem.
03
Round
Medium
Online Coding Test
Duration45 minutes
Interview date13 Sep 2021
Problems1
Asked question related to linked list and some theory question from transport layer
1. Cycle Detection in a Singly Linked List
You are given a Singly Linked List of integers. Return true if it has a cycle, else return false.
A cycle occurs when a node's next points back to a previous node in the list.
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Problem approach
Tried two pointer approach to identify loop. I
04
Round
Medium
Online Coding Test
Duration60 minutes
Interview date15 Sep 2021
Problems1
Question were aksed from routing protocol. And 1 coding question.
1. Networking Question
Routing protocol. How link state routing and distance vector routing works.
05
Round
Easy
Video Call
Duration30 minutes
Interview date4 Oct 2021
Problems1
1. Technical Question
Questions were from my project related to gene-gene network analysis
Problem approach
Tip 1 : Should have good knowledge about the projects.
06
Round
Easy
HR Round
Duration15 minutes
Interview date8 Oct 2021
Problems1
1. Basic HR Questions
Are you comfortable to Bangalore location.
Expected ctc.
Problem approach
Tip 1 : answer these questions honestly
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