Sasken Interview Questions
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Technical round
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- Can you tell us about yourself and briefly about the projects you have mention in resume?
- What exactly was your role in current project? There were some questions related to project.
- What types of debugging tool you have used?
- Do you know SNMP, what is it?What are the types of IPC you have used?Have you used shared memory in project?What is semaphore, how binary semaphore is differ from mutex, is it same or what.Have you used messaged queue in you project.What are the differences in process and thread?What is volatile keyword in c?What all are the storage classes.What are the differences between static and global variable.There is one function, and in that functions we declare an array of size 1000, and recursively we calling it, what will be the impact in respect of memory. What will be the impact if we declare that array as static?
What malloc return.
What kind of memory allocation mechanism used in you project.
What is difference in malloc/calloc.
What is difference between array and linklist.
What type of linklist have you used in your project.
If u had the address of head in single linklist, how you can print the list element from tail to head in single traversing.
What is paging.
HR Round
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- Briefly tell me about yourself.
- Some question from resume. Verified the information shared in resume.
- Do you face a scenario like where you feel that you are not having prior working experience for any assigned work?
- What is your primary approach, when task assign to you and you didn’t have prior information?
- What additional step you will take <as per you>, when you feel that your rating in organization degrade.
- In your carrier, do you face any issue i.e personal / technical etc? If so than how you came over it.
- What are your career aspirations?
- Then some pkg/notice etc question.
Sasken's Client Interview question (NEC Technologies India Limited)
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1. Can you introduce you self, covering what all are the project you have done, and what was your contributions in it?
2. Can you give brief idea about LACP state machine?
3. We have scenario like, 3 ports are part of port-channel, and one port in that goes down, so how the underlying protocol come to know
4. Which link has gone down, and how the load balancing happen at remaining two link.
5. What are the types of pdu used in LACP.
6. Can you tell the header for PDU.
7. How marker and control pdu differentiate.
8. We have scenario like at one switch lacp is supported and at another switch it doesn't, so can we bundle the ports in port channel if so then how if not then why not.
9. What advantage and disadvantage we have in the scenario where we have created bridge insted of port-channel. (3 ports are its part). <we can or can’t>
10. What is bridge, can you tell us the functionality of it. (There were some more question related to LACP and bridge, currently I am not able to re-call it.)
11. What is STP and can u tell how it works.
12. What is intension of resolving the loop <in term of stp>, what impact will be if it will be.
13. What are the ports types in STP.
14. There is scenario, we attached one host< laptop> to switch,<stp is enable at switch>, what type of PDU will be transmitted once we connected the host to switch.
15. What all are the type of pdu in terms of STP.
16. at what interval pdu exchange between switches.
17. What is basic difference in STP and RSTP. Also what will be change in pdu of STP and RSTP.
18. What is PVSTP.
20. Can you name some IPC mechanism?
21. Suppose i have to communicate with one machine to another machine, can we use pipe for it, if not the why, if so then how.
22. Can you tell the procedure for creating the socket< client/server>?
23. What is purpose of using the bind? What are the argument we pass.
24. When TCP connection establish, at server side we define the port no X, and at client we define at port no Y, so will it work or.
25. What is pthread. What kind of library you have used for pthread.
26. When we create the thread what all thing will shared.
27. What is difference in mutex and binary semaphore?
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