Which of these is true regarding the $0 built-in awk va O It contains the name of the command used to run the curre O Falselt always contains the first record in the input file O You can use the shift command to swap in the value of $1 It contains the current record O It is empty; these variables start at $1 Which of these statements will configure awk to print floa O FLOAT=2 ROUND="%2f"

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Which of these is true regarding the $0 built-in awk variable when processing an input file?
It contains the name of the command used to run the current script
O Falselt always contains the first record in the input file
O You can use the shift command to swap in the value of $1
It contains the current record
O It is empty; these variables start at $1
Which of these statements will configure awk to print floating point numbers to two decimal places?
O FLOAT=2
O ROUND="%2f"
O OFMT="%.2f"
O FLOAT="%.2f"
Transcribed Image Text:D Which of these is true regarding the $0 built-in awk variable when processing an input file? It contains the name of the command used to run the current script O Falselt always contains the first record in the input file O You can use the shift command to swap in the value of $1 It contains the current record O It is empty; these variables start at $1 Which of these statements will configure awk to print floating point numbers to two decimal places? O FLOAT=2 O ROUND="%2f" O OFMT="%.2f" O FLOAT="%.2f"
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