What is the use of FIELDWIDTHS?
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What are Regular Expressions in AWK?
What is FILENAME in AWK?
I have given many interview question(testing),but i don't konw where is the probleam.yet i have no job,in july 2006 i have passed out.can any body tell me how can i improve my self?or any suggestion.
How do you Explicit File output?
What is the use of PRINTF?
Write a command to print the line number before each line?
Write a command to rename the files in a directory with "_new" as postfix?
What is the use of string function sub(regex,replacement,string)?
What are System functions?
What is the use of numeric function log ?
What is the use of SUBSEP?
What is the use of systime function?