Consider the following Python program (note that Python uses indentation to specify scope): unity College. H Sign in to y 010 x = 1: 020 y = 3; z - 5; 030 040 def sub1(): a - 7; y = 9; N 11; # BODY OF SUB1 050 060 070 080 090 def sub2(): 100 global x; a- 13; X - 15; W- 17; * BODY OF SUB2 def sub3(): 110 120 130 140 150 160 nonlocal a; a - 19; b - 21; z- 23; # BODY OF SUB3 170 180 190 200 Identify the variables that would be available for reference at BODY OF SUB2 (give the, name and the line number where the name-address binding is created). O x with binding created in 10 O y with binding created in 20 O z with binding created in 30 O a with binding created in 50 O y with binding created in 60 O z with binding created in 70 O x with binding created in 100 O a with binding created in 110 O x with binding created in 120 O w with binding created in 130 O a with binding created in 160 O a with binding created in 170 O b with binding created in 180 O z with binding created in 190

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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Consider the following Python program (note that Python uses indentation to specify scope):
unity College.
H Sign in to y
010
x = 1:
y = 3;
z - 5;
020
030
040
def subl():
a- 7;
y = 9;
Z- 11:
# BODY OF SUB1
050
060
070
080
090
def sub2():
100
global x;
a- 13;
x - 15;
W - 17;
* BODY OF SUB2
def sub3():
110
120
130
140
150
160
nonlocal a;
a - 19;
b - 21;
z- 23;
# BODY OF SUB3
170
180
190
200
Identify the variables that would be available for reference at BODY OF SUB2 (give the, name and the line number where the name-address binding is created).
O x with binding created in 10
O y with binding created in 20
O z with binding created in 30
O a with binding created in 50
O y with binding created in 60
O z with binding created in 70
O x with binding created in 100
O a with binding created in 110
O x with binding created in 120
O w with binding created in 130
O a with binding created in 160
O a with binding created in 170
O b with binding created in 180
O z with binding created in 190
Transcribed Image Text:Consider the following Python program (note that Python uses indentation to specify scope): unity College. H Sign in to y 010 x = 1: y = 3; z - 5; 020 030 040 def subl(): a- 7; y = 9; Z- 11: # BODY OF SUB1 050 060 070 080 090 def sub2(): 100 global x; a- 13; x - 15; W - 17; * BODY OF SUB2 def sub3(): 110 120 130 140 150 160 nonlocal a; a - 19; b - 21; z- 23; # BODY OF SUB3 170 180 190 200 Identify the variables that would be available for reference at BODY OF SUB2 (give the, name and the line number where the name-address binding is created). O x with binding created in 10 O y with binding created in 20 O z with binding created in 30 O a with binding created in 50 O y with binding created in 60 O z with binding created in 70 O x with binding created in 100 O a with binding created in 110 O x with binding created in 120 O w with binding created in 130 O a with binding created in 160 O a with binding created in 170 O b with binding created in 180 O z with binding created in 190
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