$ cd . . is used to move . . . . . . . . level up in the file hierarchy.

$ cd . . is used to move . . . . . . . . level up in the file hierarchy.

case can also use wildcards to pattern matching.

case can also use wildcards to pattern matching.

Programs and process are synonymous.

Programs and process are synonymous.

All the device files are stored in . . . . . . . .

All the device files are stored in . . . . . . . .

What will be the function of the following command? $ sed ‘s/ *|/|/g’ emp.ls

What will be the function of the following command? $ sed ‘s/ *|/|/g’ emp.lst

Which option is used by the system administrator for displaying processes of a u

Which option is used by the system administrator for displaying processes of a user?

The action that a signal takes on receipt of a signal is called . . . . . . . .

The action that a signal takes on receipt of a signal is called . . . . . . . .

ls -s prints the allocated file size in blocks.

ls -s prints the allocated file size in blocks.

To repeat a string, perl uses . . . . . . . . operator.

To repeat a string, perl uses . . . . . . . . operator.

Which command is used for displaying date in the format dd/mm/yyyy ?

Which command is used for displaying date in the format dd/mm/yyyy ?

. . . . . . . . statement matches an expression for more than one alternative.

. . . . . . . . statement matches an expression for more than one alternative.

Which of the following system call is used for opening or creating a file?

Which of the following system call is used for opening or creating a file?