I have to create an application that grades the written portion of the driver’s license exam. The exam has 20 multiple-choice questions. The program I created produces more than the 20 questions. I am new to Python and I do not know what I am doing wrong
I have to create an application that grades the written portion of the driver’s license exam. The exam has 20 multiple-choice questions. The program I created produces more than the 20 questions. I am new to Python and I do not know what I am doing wrong
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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Question
I have to create an application that grades the written portion of the driver’s license exam. The exam has 20 multiple-choice questions. The program I created produces more than the 20 questions. I am new to Python and I do not know what I am doing wrong
![1 def main() :
try:
answerkey
3D ['"В', "D', "А', "А', "с", "А', "В', "А', "С', "D', 'B', 'C',1
4
'D'
'A', 'D', 'C', 'c', 'B', 'D', 'A']
index = 0
numCorrect = 0
answer_file = open('studentanswers.txt', 'r')
6.
7
9.
studentExam = answer_file.readline ()
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11
12
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14
print ('Correct\tYour\tStatus\nAns.\tAns.\n-
while studentExam != "":
problem_number = index + 1
studentExam = studentExam.rstrip("\n")
-\n')
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studentExam = answer_file.readline()
for answerLine, studentLine in zip (answerKey, studentExam):
answer = answerLine.split()
studentAnswer = studentLine.split()
if studentAnswer != answer:
print( 'You got that question number', index + 1, 'wrong\n_the correct answer was
index += 1
22
23
, answer, 'but you answered'
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27
else:
numCorrect += 1
index += 1
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grade
= int((numCorrect / 20) * 100)
print (' The number of correctly answered questions: ', numCorrect)
print (' The number of incorrectly answered questions: '
20 - numCorrect)
print (' Your grade is', grade, %')
if grade <= 75:
print (' You have not passed ')
else:
print (' Congrats you have passed ')
except I0Error:
print("The file could not be found")
except IndexError:
print ("There was an indexing error")
except:
print ("An error occurred")
4
45
46
47 main()
48
ON 00 O o](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc1d5ae7c-ca30-4048-a52a-0005f2f34b5d%2F3df1fd4a-906e-4507-98df-17f4c6799481%2F1nux1q_processed.png&w=3840&q=75)
Transcribed Image Text:1 def main() :
try:
answerkey
3D ['"В', "D', "А', "А', "с", "А', "В', "А', "С', "D', 'B', 'C',1
4
'D'
'A', 'D', 'C', 'c', 'B', 'D', 'A']
index = 0
numCorrect = 0
answer_file = open('studentanswers.txt', 'r')
6.
7
9.
studentExam = answer_file.readline ()
10
11
12
13
14
print ('Correct\tYour\tStatus\nAns.\tAns.\n-
while studentExam != "":
problem_number = index + 1
studentExam = studentExam.rstrip("\n")
-\n')
15
16
17
18
19
20
21
studentExam = answer_file.readline()
for answerLine, studentLine in zip (answerKey, studentExam):
answer = answerLine.split()
studentAnswer = studentLine.split()
if studentAnswer != answer:
print( 'You got that question number', index + 1, 'wrong\n_the correct answer was
index += 1
22
23
, answer, 'but you answered'
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25
26
27
else:
numCorrect += 1
index += 1
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
grade
= int((numCorrect / 20) * 100)
print (' The number of correctly answered questions: ', numCorrect)
print (' The number of incorrectly answered questions: '
20 - numCorrect)
print (' Your grade is', grade, %')
if grade <= 75:
print (' You have not passed ')
else:
print (' Congrats you have passed ')
except I0Error:
print("The file could not be found")
except IndexError:
print ("There was an indexing error")
except:
print ("An error occurred")
4
45
46
47 main()
48
ON 00 O o
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