Linux Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Linux Interview Questions

Questions Answers Views Company eMail

what is symbolic link in unix ???

Symphony, TCS,

5 17562

what is user mode & kernel mode?

7 35480

What is the difference between a process task and threads and what are the things that are acquired by the child process from the parent process

5 19278

how to run the boot loader in the linux.......

5 10223

what are Softirq's and how many major numbers be allocated in the linux kernel(2.4) ?

1 6430

1.I want to change runlevel but the Users shall not be disturbed?how? 2.Disk have 5gb disk utilization even though files unable to create, why? 3.what are the internal and external command in linux? 4.sar command o/p? 5.how list the open files? 6.what is kernel compiling? 7.How do u See complete configuration in ur system? 8.how will u make a daily updates with cron daily? 9.which port is associated with ttys0? 10.specific some problems linux admin(if u are linux admin)faced and how did u overcome it?

IBM, TCS,

10 21304

1.what is Kernel parameters? 2.how many cpu have use in your machine?

ConSim,

3 12368

what is the command to make a process to run in the background from foreground?

Patni,

5 9677

what is major and minor?

IBM,

2 7751

what is soft mount and hard mount? i have to make permanent nfs mount permanent what shall i do?

IBM,

4 22196

what is the UID and GID of root user? Can a normal user can change the ownership of a file? what is the command to change ownership of a file?

HCL, IPsoft,

9 53774

what is the command to check network interfaces in our system? how to set etho to 10 full duplex speed?

2 7042

what is a superblock ?

1 6816

how many limitations of under directories in ext2/3 linux file system?

Logica CMG,

1 6779

Any one example of uninteruptable sleeping process?

Satyam,

2 6323

Un-Answered Questions { Linux }

Suppose your company is recently switched from microsoft to linux and you have some ms word document to save and work in linux, what will you do?

1024

why is the tar command used?

1064

Does freenas really need 8gb ram?

936

What is a ulimit in unix?

1091

Where can I find bash in linux?

1003

What is df command in linux?

1024

Which command is used to compare the files?

994

Is linux better than windows for gaming?

847

How can we recover a file that was deleted in linux?

821

Are linux and unix commands the same?

853

Which type of os is linux?

868

How do I create a bootable usb drive for linux?

950

Can bsd run linux programs?

903

What is linux xfce?

807

What is the shortcut to the login directory?

1049

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