How to restore grub file unstall?

How to check the file system is hard mounted or soft mounted?

How do you free the memory which is occupied by a process but did not free due to a memory leakage in a UNIX box? I know /proc/sys/vm/drop_caches will remove the memory out that command does not work in our UNIX box so I want a command or steps to find the memory and release them. I can use ipcrm command to remove the shared memory segment or the memory but I need to make sure that the one I am trying...

This is done by using the tr command in UNIX operating system. This command in UNIX is used for translating characters from standard input.

The general syntax of this command is:

tr character_from character_to

That is in above character_from and character_to can take one or more single characters. The character_from denotes the input character and whatever...

The make program plays a very important role in a multiprogramming operating system namely UNIX. When there is more than one file and when changes are made to the files make program keeps track automatically of the changes made to these files and recompile them as and when needed automatically. The make program takes as its input any file name or in general a file named as makefile which has in it...

Intermachine communication is the communication between two machines. With respect to the context of UNIX operating system there are many commands available for achieving this intermachine communication. Some of them are listed below namely:
uucp:
This command is used for transferring of files between UNIX machines. There are many options available in this command to name one of which...

Just as the name depicts pipeline is the process in which when a pipe is set between two commands then the standard output from the first command is passed through the pipe specified to the second command and thus acts as an input to the second command. In other words the standard output of the first command is pipelined as standard input to the second command. This is done by using the symbol for...