What is the use of numeric function cos ?
Write a command to find the sum of bytes (size of file) of all files in a directory?
What is OFS in AWK?
What are System functions?
What is the use of sequence ?
What are the Autoincrement and Autodecrement Operators?
What are Dynamic Variables?
Write a command to print all line except first line?
What is the use of ARGIND?
What are Arithmetic Expressions in AWK?
What is the use of format specifier %s ?
Write a command to find the total number of lines in a file without using nr?
What is the use of numeric function rand ?