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| HCL Interview Question |
HCL (Chennai) Telephonic Interview
1. Tell me about yourself.
2. explain each step of compilation in c.
3. what is difference in macro and inline function.
4. I have multiple line of code and I want to use some part of code for one project requirement and other part of code or other project requirement, how you can achieve it.
5. what type of variable declaration in c.
6. In C program what type of main() function will be, whether it is declaration or definition. what is prototype of main.
7. What is the use of extern variable.
8. what is null pointer, where we use it.
9.What is an Opaque pointer.
10. what is memory leak.
11. can you tell me simple program of stack corruption.
12. what is difference between structure and union.
13. what is structre padding.
14. what is difference in malloc & calloc.
15. what does router do. do u konw any routing protocol.what does it user for.
16. Having single linklist there are 5 nodes and if I have address of third node, then how can I delete it.
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17. How you can find the middle of linklist.
18. how can u find the 2/3 of linklist.
19. which sorting technice is best as per you, can you explaion it.
20. what are the field of pkt will be modified in the below topology, form host A to server.
Host A --- router A ------- router B -------router C -------- server.
21. What is NAT.
22. what is ARP, does arp pkt have ip hadder.
23. what is difference between trunk and access port.
24. What is use of fork system call.
25. what is difference betwwen fork and vfork.
26. having process in kernal and it recived an sigkill, what will happen, what will happen if process have child process.
27. what is IPC, what is difference in pipe and fifo.
28. Do you have any question for me.
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