Why doesn’t the following pseudocode module work as indicated in the comments? // The readFile method accepts a string containing a filename as // an argument. It reads and displays all the items in the file. Module readFile(String filename) // Declare an input file. Declare InputFile file // A variable to hold an item that is read from the file. Declare String item // Open the file using the filename. Open file filename // Read all the items in the file and display them. While eof(file) Read file item Display item End While End Module

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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Why doesn’t the following pseudocode module work as indicated in the comments?

// The readFile method accepts a string containing a filename as

// an argument. It reads and displays all the items in the file.

 

Module readFile(String filename)

   // Declare an input file.

   Declare InputFile file

 

   // A variable to hold an item that is read from the file.

   Declare String item

 

   // Open the file using the filename.

   Open file filename

 

   // Read all the items in the file and display them.

   While eof(file)

       Read file item

       Display item

   End While

End Module

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