Unix Interview Questions
Questions Answers Views Company eMail

what is the functionality of kernel in unix architecture?

12 18363

Sorry to all Technical person for mistake of Question. Now i am post currect question Why copied file permission is changed in destination. When i give all permission i.e 777 to file and copy that to other location in destination the permission is 755. But if give permission 555 in destination that file permission is 555 and if give permission 444 to file after copy in destination the file permission is 444. These all are happening in normal user. How the umask value is calculate here really i am not understand. Please write the proper answer. Thanks in Advance

TCS,

3 5057

What is RC (return code)? What is useful for? Which are the common values?

Accenture,

1 4748




What does "bulk loading of a table" mean? Can you describe advantages or disadvantages of using these features?

Accenture,

2 7228

What is a "parameter card" and what is useful for?

Accenture,

1 6371

Suppose you have a scheduling chain where the process 1 is a predecessor of the process 2 and both of them are scheduled every Monday at 8.00pm. Will I find execution log of process 1 every Tuesday morning? And what about the other one? Why?

IBM, Accenture,

1 2317

How i'll delete a particular line from the file? Please give answer as soon as possible. Thanks in advance.

IBM,

12 13792

What is the number of the masked code ee@?

Amazon, Accenture, Amdocs,

2 26106

What is difference between SSH V1 and SSH V2? What are drawbacks of SSH V2?

Wipro,

1 8085

How to display a file name which has zero bytes in size.

Polaris,

11 11412

what is the difference between KILL and KILL -9?

Informatica, Nutanix,

5 20906

What are the general Commands in using Unix OS for a beginner? how many commands you know in that?

2 4016

what is the difference between SED and GREP ? Which one is more better and why?

IBM,

4 26728

how to find the 51th record of a file containing 100 records in unix.

IBM,

12 13382

how to use grep command to list find the records of a file containg 10 different strings

IBM,

5 8144







Un-Answered Questions { Unix }

i m putting 2.6yrs fake exp in oracle/unix production support i want to know some real time issues,like tell me the challenging issue u ever faced? my project is credit card application plz help me!

8875


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

2074


hw will u use awk in replacing cahrs and files

1677


system choose one for me on the connect() call? Should I bind() a port number in my client program, or let the?

406


i am prepairing for 2+ yrs exp in oracle/unix production support,can u tell me which type issue comes in server plz help

5558


Is there any advantage to handling the signal, rather than just ignoring it and checking for the EPIPE error? Are there any useful parameters passed to the signal catching function?

248


What are the main differences between Apache 1.x and 2.x?

5996


how to sort the content of the file based on numeric values

283


How can I tell when a socket is closed on the other end?

188


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.

1096


Why does it take so long to detect that the peer died?

377


What are the pros/cons of select(), non-blocking I/O and SIGIO?

242


What is the difference between read() and recv()?

558


Why does the sockets buffer fill up sooner than expected?

233


What is the procedure to configure MC/SG Cluster services in HP-UX 11i v3 OS Environment?

3923