Juniper Telephonic Interview Questions

Juniper Telephonic Interview Question

Juniper Interview Questions 

1. Cont t he number of 1s in an integer.
2. Difference between little-endian and bigindian .
3. If unit 32 *0 = 10, what’s the value of p after ++p.
4. What is a system call?
5. Tell the implementation of write() and strcpy().
6. What does keyword volatile in c do?
7. What is spin lock?
8. Difference between semaphore and mutex . how binary semaphore and mutex is differ ?
9. Difference between TCP and UDP.

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10. Function call for client and server .
11. Is listen () block.
12. Difference between SCK_STREAM and SCOK_DGRAM

13. What does the keep alive option in socket () do.
14. Can UDP use connect? What does it do?
15. Describe select, what is the disadvantage of select ().

16. What is MTU/MRU.
17. How traceroute works.
18. What does SOCK_SEQPCAKET do? 
 

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