Free WGU Foundations-of-Computer-Science Exam Dumps Questions & Answers

Which order is impossible when traversing a binary tree using depth first search?

• A.Level-order traversal
• B.Pre-order traversal
• C.Post-order traversal
• D.In-order traversal

What statistical measure can be used to detect outliers in a dataset using NumPy?

• A.Median absolute deviation
• B.Standard deviation
• C.Variance
• D.Mode

Which Python function would be used to check the data type of a variable bmi?

• A.type(bmi)
• B.datatype(bmi)
• C.check(bmi)
• D.typeof(bmi)

Which method allows a user to convert a string value to all capital letters in Python?

• A.upper()
• B.makeUpper()
• C.upperCase()
• D.toUpperCase()

Which statement describes the data type restriction found in most NumPy arrays?

• A.NumPy arrays adapt to the most complex data type on the fly.
• B.NumPy arrays can only hold integer data types.
• C.NumPy arrays must be of the same type of data.
• D.NumPy arrays are restricted to string data types only.