Python for Data Science AI &amp; Development Quiz Answers

String Operations – Quiz Answers

Q1. In Python, if you executed name = ‘Lizz’, what would be the output of print(name[0:2])

Q2. Consider the string A=’1934567′, what is the result of the following operation A[A::2]

‘946’

Q3. In Python, what is the result of the following operation: ‘1’+’2′

’12’

Q4. Given myvar = ‘hello’, how would you convert myvar into uppercase?

myvar.upper()

Q5. Consider the string Name=” ABCDE” , what is the result of the following operation Name.find(‘B’)

Q6. what is the result of the following: str(1+1)

‘2’

Q7. what is the result of the following: “ABC”.replace(“AB”, “ab”)

‘abC’

Lab String Assessment

Quiz String Operations Docx

Week 02: Python Data Structure

List and Tuples Quiz Answers

Q1. what is the syntax to obtain the first elements of the tuple:

A= (‘a’, ‘b’ ,’c’)

A[0]

Q2. Consider the tuple A=((1,),[2,3],[4]), that contains a tuple and list. What is the result of the following operation A[2]:

[4]

Q3. What is the result of the following operation: ‘A,B,C,D’.split(‘,’)

[‘A’, ‘B’, ‘C’, ‘D’]

Q4. After applying the following method, L.append([‘a’, ‘b’]), the following list will only be one element longer.

True

Q5. list are mutable

True

Q6. consider the following list : A=[“hard rock”,10,1.2]. what will list A contain affter the following command is run: del(A[0])

[10, 1.2]

Q7. what is the syntax to clone list A and assign the result to list B

B=A[:]

Q8. what is the result of the following: len((“disco”,10,1.2, “hard rock”, 10))

Lab 1: Tupels

Lab 2: Strings

Dictionaries Quiz Answers

Q1. Consider the following dictionary: { “The Bodyguard”:”1992″, “Saturday Night Fever”:”1977″}

select the keys

“The Bodyguard”
“Saturday Night Fever”

Q2. The variable release_year_dict is a Python Dictionary, what is the result of applying the following method: release_year_dict.keys()

retrieve the keys of the dictionary

Q3. What is wrong with the following dictionary; {‘a’:1, ‘a’:2}

it has duplicate entries for the keys

Lab Assements – Dictionary

Sets – Quiz Anwers

Q1. How do you cast the list A to the set a?

a=set(A)

Q2. Consider the Set: V={‘1′,’2’}, what is the result of V.add(‘3’)?

{‘A’,’B’,’C’}

Q3. what is the result of the following: ‘1’ in {‘1′,’2’}

True

Lab Assessment – Sets

Week 3: Python Programming Fundamentals

Week 4: Working with Data in Python

Reading Files with Open – Quiz Answers

Lab Assement

Writing with File Open – Quiz Answers

Lab Assement

Pandas – Quiz Answers

Lab Assement

One Dimensonal Numpy – Quiz Answers

Lab Assement

Two Dimensonal Numpy – Quiz Answers

Lab Assement