What are nas and san in linux?

755

How do I permanently delete linux history?

979

Which command will show you free/used memory? Does free memory exist on linux?

1068

What commands are used to see all jobs running in the hadoop cluster and kill a job in linux?

1005

What do you understand by Linux Kernal? Is it legal to edit it?

921

What does echo do in linux?

913

How would you open a file in read-only mode using the vim editor?

911

What is the maximum length for any file name under linux?

1012

Which of the commands will replace all occurrences of the word rate with the word speed in the file racing?

1177

What command would you use to create an empty file without opening it to edit it?

1076

What are server threads?

882

Is windows faster than linux?

909

Explain the two modes of nslookup?

1038

What is the use of linux?

980

Is libdvdcss legal?

1086