Shell scripts need to be saved with an extension .sh.

The first line in any shell script begins with a _____

To run the script, we should make it executable first by using _____

Which command is used for making the scripts interactive?

The first argument is read by the shell into the parameter ___

The complete set of positional parameters is stored in ______ as a single string.

Which of the following is used for storing the number of positional parameters?

Which symbol will be used with grep command to match the pattern pat at the beginning of a line?

Which command is used to sort the lines of data in a file in reverse order

Which command is used to display the top of the file?

Which command is used to copy all files having the string chap and any two characters after that to the progs directory?

Which command is used to remove a directory?

Which command is used to extract specific columns from the file?

Which command sends the word count of the file infile to the newfile.