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Latest Python PCED Free Exam Questions | SPOTO

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Question #1
What does the 'range()' function in Python do?
A. Generates a random number
B. Creates a list of integers starting from 0 up to a specified numbercorrect
C. Checks if a condition is satisfied
D. Converts a string to a list
View answer
Correct Answer: B
Question #2
What does the "len()" function in Python do?
A. Returns the sum of all elements in a list
B. Returns the average of elements in a list
C. Returns the number of elements in a listcorrect
D. Returns the maximum value in a list
View answer
Correct Answer: C
Question #3
In data visualization, what does the term "data storytelling" refer to?
A. Presenting data in a visually appealing way
B. Creating a narrative around the data to convey insightscorrect
C. Using bright colors in graphs and charts
D. Simply displaying data without any context
View answer
Correct Answer: B
Question #4
Which of the following is NOT a valid data type in Python?
A. String
B. Boolean
C. Charactercorrect
D. Float
View answer
Correct Answer: C
Question #5
Which data storage solution is ideal for managing large volumes of unstructured data?
A. Data warehouse
B. Data lake
C. Relational database
D. Spreadsheet
View answer
Correct Answer: B
Question #6
What is the process of fine-tuning a machine learning model to improve its performance known as?
A. Model validation
B. Hyperparameter tuningcorrect
C. Data preprocessing
D. Feature selection
View answer
Correct Answer: B
Question #7
What statement is used to exit a loop prematurely in Python?
A. continue
B. return
C. breakcorrect
D. pass
View answer
Correct Answer: C
Question #8
Which statistical test is appropriate for comparing means between two independent groups?
A. Paired t-test
B. Wilcoxon signed-rank test
C. Independent samples t-testcorrect
D. ANOVA
View answer
Correct Answer: C
Question #9
Which of the following is an advantage of using interactive plots for data visualization?
A. Limited user engagement
B. Ability to zoom, pan, and interact with datacorrect
C. Fixed visual display
D. Slow rendering speed
View answer
Correct Answer: B
Question #10
In Python, how would you access the value '42' in a dictionary that has the key 'answer'?
A. dictionary['42']
B. dictionary
C. dictionary
D. dictionary['answer']correct
View answer
Correct Answer: D

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