We can use a test to test various file attributes.

We can use a test to test various file attributes.

. . . . . . . . command will bring the background jobs to the foreground.

. . . . . . . . command will bring the background jobs to the foreground.

Which option is used for checking if the file exists or not?

Which option is used for checking if the file exists or not?

echo command is used for . . . . . . . .

echo command is used for . . . . . . . .

Which one of the following command is used to replace a single character with ma

Which one of the following command is used to replace a single character with many?

The category of commands which uses both standard input and standard output are

The category of commands which uses both standard input and standard output are called . . . . . . . .

Shell enables one or more arguments to be obtained from the standard output of a

Shell enables one or more arguments to be obtained from the standard output of another command. This feature is called . . . ….

Which option is used for counting the number of lines in a file only.

Which option is used for counting the number of lines in a file only.

Which operator is used in vi to filter text?

Which operator is used in vi to filter text?

Which of the following is a correct initialization of variables to null strings?

Which of the following is a correct initialization of variables to null strings?

Shell scripts are executed in a separate child shell process.

Shell scripts are executed in a separate child shell process.

Which one of the following option is used for locating the files by inode number

Which one of the following option is used for locating the files by inode number?