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Questions and Answers
What will be the output of the following code? total = 0
for count in [1,2,3]:
total = total + count
print(total)
What will be the output of the following code? total = 0 for count in [1,2,3]: total = total + count print(total)
Which of the following correctly describes a list in Python?
Which of the following correctly describes a list in Python?
What does the following code return? def pass_it(x, y):
z = str(x) + ", " + str(y)
answer = pass_it(4, 8)
print(answer)
What does the following code return? def pass_it(x, y): z = str(x) + ", " + str(y) answer = pass_it(4, 8) print(answer)
What is the valid index for extracting 'New York' from the string: city = 'New York city'?
What is the valid index for extracting 'New York' from the string: city = 'New York city'?
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In Python, what will the expression phones['John'] evaluate to after this code executes? phones = {'John' : '5555555', 'Julie' : '5557777'}
phones['John'] = '5556666'
In Python, what will the expression phones['John'] evaluate to after this code executes? phones = {'John' : '5555555', 'Julie' : '5557777'} phones['John'] = '5556666'
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Which of the following statements about dictionaries is true?
Which of the following statements about dictionaries is true?
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What is the correct way to read data from the keyboard in Python?
What is the correct way to read data from the keyboard in Python?
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What will happen if line 1 is removed, and 'divTags' is replaced with 'soup' in lines 2 and 3?
What will happen if line 1 is removed, and 'divTags' is replaced with 'soup' in lines 2 and 3?
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What is the purpose of the 'try' and 'except' block in the error handling code?
What is the purpose of the 'try' and 'except' block in the error handling code?
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What will the print statement inside the 'for' loop located at line 6 display?
What will the print statement inside the 'for' loop located at line 6 display?
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What is the outcome of the provided code snippet that extracts the first tag?
What is the outcome of the provided code snippet that extracts the first tag?
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Given the URL format for searching on Amazon, which aspect needs to change to create a search link for 'data science'?
Given the URL format for searching on Amazon, which aspect needs to change to create a search link for 'data science'?
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How does the 'p.get_text().strip()' function assist in data cleaning?
How does the 'p.get_text().strip()' function assist in data cleaning?
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Why might a data scientist use a loop to create search URLs for Amazon?
Why might a data scientist use a loop to create search URLs for Amazon?
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What will the variable 'data1' store after lines 4 to 11 are executed?
What will the variable 'data1' store after lines 4 to 11 are executed?
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Which code correctly extracts the value of the class attribute of all the
tags in the given html_code?
Which code correctly extracts the value of the class attribute of all the
tags in the given html_code?
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What is the output of the code 'soup.find_all(class_="food", limit=1)' in relation to extracting
tags?
What is the output of the code 'soup.find_all(class_="food", limit=1)' in relation to extracting
tags?
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Which statement is true about 'soup.find('h1', id="top", class="food")'?
Which statement is true about 'soup.find('h1', id="top", class="food")'?
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How many
tags will 'soup.body.find_all("p", recursive=False)' return?
How many
tags will 'soup.body.find_all("p", recursive=False)' return?
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What does the code 'soup.find_all("p", string="Cauliflower Fritters")' do?
What does the code 'soup.find_all("p", string="Cauliflower Fritters")' do?
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Which code does not print the
tag object that contains 'Cauliflower Fritters'?
Which code does not print the
tag object that contains 'Cauliflower Fritters'?
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What is the expected output from 'print(soup.find("h1", attrs ={ "id":"top" ,"class":"sister" }))'?
What is the expected output from 'print(soup.find("h1", attrs ={ "id":"top" ,"class":"sister" }))'?
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Which of these statements describes the structure of the HTML provided?
Which of these statements describes the structure of the HTML provided?
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Study Notes
True or False Questions
- Math expressions in Python are not always evaluated from left to right. They follow operator precedence rules.
- Repeating operations in Python use loops.
- Python supports multiple arguments.
- Code snippet displaying "yes + no" is incorrect.
- Code checking if
choiceis not 10 is correct.
Multiple Choice Questions
- The
input()function gets input from the keyboard. -
input()returns a string. - Output of
print(valuel * value2)is 24.0 , givenvaluel = 2.0andvalue2 = 12. - A comma-separated sequence of data items enclosed in square brackets is a list.
- Output of
total = 0; for count in [1, 2, 3]: total = total + count; print(total)is 6. - Output of
def pass_it(x, y): z = str(x) + ", " + str(y); num1 = 4; num2 = 8; answer = pass_it(num1, num2); print(answer)is "4, 8". - Valid index values for extracting 'New York' from 'New York city' include 0:8, :8, and 0:-5.
- Dictionaries are not indexed by number.
- Output of
phones = {'John':'5555555','Julie':'5557777'}; phones['John']='5556666'; print(phones)is{'John':'5556666','Julie':'5557777'}.
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