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 Categories >> Software >> Operating Systems >> Unix
  Unix Commands (243)   Unix Threads (13)   Unix IPC (34)   Unix Socket Programming (3)   Unix System Calls (8)
  Unix General (41)   Unix AllOther (132)
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Question Asked @ Answers Views     Select
What Happens when you execute a command?    3  4269
What is a Daemon?    3  4704
What are the process states in Unix?    11  11107
What is a zombie?    9  5864
How can a parent and child process communicate? tcs   3  7329
How can you get or set an environment variable from a program?    2  2644
What are the system calls used for process management?    3  2570
Predict the output of the following program code main() { fork(); printf("Hello World!"); }    3  4757
Explain fork() system call? ibm   12  20628
What are various IDs associated with a process?    3  1582
what about the initial process sequence while the system boots up?    1  1380
How does the inode map to data block of a file?    3  3921
What are the mount and unmount system calls? hcl   1  3300
How do you create special files like named pipes and device files? wipro   1  2149
What is a FIFO?    2  1701
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Un-Answered Questions
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How to know whether the message queue is empty or not. 71
Explain how and when a DNS request is solved when a user tries to surf to the site .Assume the user machine uses a local name server and sits on another network other than 706
hw will u use awk in replacing cahrs and files 917
what is the time for incident, problem and change management tickets? 583
how to kernel protected memory? 328
What are the main differences between Apache 1.x and 2.x? 3274
why metadb requires a seperate slice to create Solaris volume manager 551
I have one flat file,in this file how many columns are there i don't know,but one ename column is there , just i want to cut the surname, so how to cut the surname, any one know the answer please guide me ? ename ----- tapan kumar nayak bala murugan kutal chkrobarthy biswo My output is like that OUTPUT ------ nayak murugan chakrobarthy biswo 104
Am using Mac OS 10.4.11 on an Imac (PPC) Internal hard disk got named disk0s3 and will not mount. What commands can be used in TERMINAL to rename the internal hard disk to C96? 339
I want to invest in learning things that will get me good jobs in future. But wondering if Unix knowledge is something that is a MUST have or is it better to do any Data-warehouse tool (cognos, Qclik view, ETL etc..). Please suggest me. 311
what is the advaantage of each user having its own copy of the shell? 380
When i run a programm of orphan process. Instead of getting child's parent (ppid)=1 ..i get 1400 and it varies as per system. How can i findthe right soluion??? My pgm: #include<stdlib.h> # include <stdio.h> int main() { int pid; pid=fork(); if(pid < 0) {exit(-1);} else if(pid==0) { printf("Child Process is Sleeping ..."); sleep(10); printf("Orphan Child's Parent ID : %u ",getppid()); } else { printf("Parent Process Completed ... %u ",getpid()); exit(0); } return 0; } Output: 9
i am prepairing for 2+ yrs exp in oracle/unix production support,can u tell me which type issue comes in server plz help 1046
What are the events done by the Kernel after a process is being swapped out from the main memory? 396
what is difference between milestone and run-levels in Solaris ? 582
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