Unix Interview Questions and Answers

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	Categories >> Software >> Operating Systems >> Unix

Unix Commands (240)	Unix Threads (13)	Unix IPC (31)	Unix Socket Programming (3)	Unix System Calls (8)
Unix General (37)	Unix AllOther (122)

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Question	Asked @	Answers	Views

How do you know about running processes of a particular user?		11	6538

Through which command will redirect output to bOth screen and files at the same time?		3	4221

What is the use of pipes?		3	3874

Which command will you use to change the permissions on file?		6	3242

What is the procedure of "at" and crontab" commands?		4	4325

How do you stop a running process?		7	6053

How do you move a process which is running background to foreground?		9	6272

What is the syntax of grep command and what is its use?		5	3621

Suppose 1000 processes are running on the system out of those if you have to show only certain process ids which command will you use?		5	5160

What is pid?		4	3938

How do you copy a directory with many files and folders into another directory?		2	4280

what do you understand bythe term 'de-mountable volumes'?	Infosys	2	3000

what do you understand by 'unix is a portable os'?	Infosys	3	4198

what are processor execution levels and priorities?	Infosys	2	3116

distinguish between multi-tasking,multi-user,multi- processing and time sharing?	Infosys	7	10865


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Un-Answered Questions

Question	Views	Asked at	Select

What is ant_build.sh? Have u seen that file?	330	BMC
i am prepairing for 2+ yrs exp in oracle/unix production support,can u tell me which type issue comes in server plz help	296
What is the procedure to configure MC/SG Cluster services in HP-UX 11i v3 OS Environment?	1101	IBM
I am new to Unix and Unix Shell scripting could you guide me on how to go about these subjects and where to start from with concern to Oracle?. I also would like to know where does UNIX shell Scripting help in terms of development of a application in Oracle? I have no clue in the subject so do help me. Thank You Neelima	270
What are the main differences between Apache 1.x and 2.x?	2933	IBM
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.	197
how to kernel protected memory?	208
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?	216
In this command sqlplus -s username/password what is -S and what's the use..???	192	TCS
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!	559	Sapient
what is the time for incident, problem and change management tickets?	424	CGI
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?	389	Accenture

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