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"

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

Problem 1PE

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