In the code, if "play" is a procedure, what does "song" represent in the line: play(song)? Explain why you think your answer is correct OR what confuses you about this question.

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
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In the code, if "play" is a procedure, what does "song" represent in the line: play(song)? Explain why you think your answer is correct OR what confuses you about this question.
A) It is the name of the procedure for documentation purposes.
B) It is an input value where the user requests the song to be played.
C) It is a value being passed to the procedure via an arguement that will be used as a parameter in the procedure.
D) It is an expression that must be evaluated to be used in the procedure.

6.
In the code, if "play" is a procedure, what does
"song" represent in the line: play(song)?
(A) It is the name of the procedure for docu-
mentation purposes.
(B) It is an input value where the user requests
the song to be played.
(C) It is a value being passed to the procedure
via an argument that will be used as a
parameter in the procedure.
(D) It is an expression that must be evaluated to
be used in the procedure.
Explain why you think your answer is correct OR what
confuses you about this question.
Transcribed Image Text:6. In the code, if "play" is a procedure, what does "song" represent in the line: play(song)? (A) It is the name of the procedure for docu- mentation purposes. (B) It is an input value where the user requests the song to be played. (C) It is a value being passed to the procedure via an argument that will be used as a parameter in the procedure. (D) It is an expression that must be evaluated to be used in the procedure. Explain why you think your answer is correct OR what confuses you about this question.
ownIt-false
song INPUT ()
FOR EACH songName IN playListl
IF(songName
ME song
play (song)
ownIt true
IF NOT (OwnIt)
M
APPEND (playListi, song)
play (song)
Transcribed Image Text:ownIt-false song INPUT () FOR EACH songName IN playListl IF(songName ME song play (song) ownIt true IF NOT (OwnIt) M APPEND (playListi, song) play (song)
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