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Juniper Interview Experience | Set 2 (On-Campus for Internship)
  • Difficulty Level : Basic
  • Last Updated : 22 Oct, 2015

Written round -90 mins
There were 39 questions in this test conducted on hackerrank platform
     15 aptitude questions
     20 technical questions
     4 coding questions

Aptitude questions were moderate.

For technical questions you should know basic concepts of C/C++, OS & networking. Questions were hard

Coding questions were
1. given a singly linked list of 0s and 1s find its decimal equivalent

   Ex 0->0->0->1->1->0->0->1->0
   Ans 50
   (You have to code only in C/Java) 

2. Given two sorted array merge them

3. Balanced parenthesis with slight modification
      (Java only)
You should know about regex

4. Next permutation of string with slight modification
     (C/Java only)

You need to solve at least 2 coding questions and few technical questions

20 were shortlisted from 150 people

2nd round (F2F technical interview)

Duration around 30 mins

They asked about my projects
My strong subjects ( I said DS)
They asked codes which I couldn’t code in written round
Then various sorting algorithms and discussion about them
Socket programming ( I told them I don’t know much about it)
I told them that I really love to work with projects that’s what they told us in PPT
& that’s it

Some other questions asked to my friends
OS: process and thread related basic concepts examples , synchronisation problem
DBMS: normalization in detail example
Use , denormalization and basics
OOPs : multi threading in c++ & java
Networking : OSI & TCP/IP model
Switch,hub,router and what happens in browser when we type URL
Basic networking questions
DS & algo : basic level questions
Sorting algo , matrix multiplication ,
Reverse of string , insertion sort in linked list etc

Thank you geeksforgeeks !!

If you like GeeksforGeeks and would like to contribute, you can also write an article and mail your article to See your article appearing on the GeeksforGeeks main page and help other Geeks.

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My Personal Notes arrow_drop_up
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