What is NF in AWK?
What is the use of string function toupper(string)?
What is FS in AWK?
How to get only zero byte files which are present in the directory?
Write a command to find the sum of bytes (size of file) of all files in a directory?
What is the use of sequence ?
How add a first record and last record to the current file in linux?
Write a command to find the total number of lines in a file without using nr?
In the text file, some lines are delimited by colon and some are delimited by space. Write a command to print the third field of each line.?
What is the use of ARGV ?
Write a command to print the second and third line of a file without using nr?
what are divisions main frems
What is the use of PRINTF?