Write a command to find the total number of lines in a file without using nr?
Write a command to print the fields in a text file in reverse order?
What are Regular Expressions in AWK?
What is the use of systime function?
What is the use of PRINTF?
Which shell to use with AWK?
Write a command to print first and last line using sed command?
What is the use of Strftime function?
What is the use of ARGV ?
What is the use of string function sub(regex,replacement,string)?
What is the use of string functiong sub(regex,replacement)?
What are Trigonometric Functions in AWK?
How to exit from an awk script using the exit command?
What is the use of string function tolower(string)?
What are Dynamic Variables?