What is FILENAME in AWK?
What is the use of string function substr(string,position,max) in AWK?
What is the use of numeric function cos ?
What is the use of OFMT?
What is the use of string function sub(regex,replacement)?
What is the use of SUBSEP?
What is the use of numeric function sqrt ?
What is the use of numeric function atan2?
Write a command to print all line except first line?
What are AWK Built-in Variables?
What is the use of format specifier %o ?
What is the use of format specifier %c ?
What are Dynamic Variables?