Python Exam 1 - Spring 2025 Correctly Answered.

Python Exam 1 - Spring 2025 Correctly Answered. T/F: Python was created by Guido van Rossum in the late 1980s - CORRECT ANSWER True T/F: Python is a low-level programming language focusing primarily on system operations and memory management. - CORRECT ANSWER False. Python is a high-level programming language T/F: Pythons syntax allows programmers to write programs with fewer lines than some other programming languages - CORRECT ANSWER True T/F: Python is only suitable for web development and cannot be used in data science - CORRECT ANSWER False. Python is widely used in web development, data science, machine learning, and more. Python is a proprietary software, and obtaining it requires a purchase. - CORRECT ANSWER False. Python is open-source T/F: In python, variables must be declared before they are assigned a value. - CORRECT ANSWER False. Python does not require explicit variable declarations before assignment T/F: The assignment operator in Python is == - CORRECT ANSWER False. The assignment operator in Python is = T/F: Python variables are case-sensitive. - CORRECT ANSWER True T/F: Python allows using reserved words as variable names. - CORRECT ANSWER False. Reserved words cannot be used as variables names T/F: The ** operator in python is used for multiplication. - CORRECT ANSWER False. The ** operator is used for exponentiation. T/F: Python uses the = operator for both assignment and equality check. - CORRECT ANSWER False. The = is used for assignment, while == is used for equality check. T/F: The input() function in python always returns a value of the string type. - CORRECT ANSWER True T/F: In python, the += operator is used to subtract a value from a variable - CORRECT ANSWER False. The += operator is used to add a value to a variable. T/F: Type casting can change a variable from an int type to a string type - CORRECT ANSWER True. T/F: Lists in python can only contain elements of the same data type. - CORRECT ANSWER False. Lists contain elements of different data types T/F: The first element in a Python list is 1. - CORRECT ANSWER False. The index of the first element is 0. T/F: Python lists are immutable. - CORRECT ANSWER False. Lists are mutable, meaning their elements can be changed. T/F: You can us negative indexing to access elements from the end of a list in Python. - CORRECT ANSWER True. T/F: The len() function can be used to find the number of elements in a list. - CORRECT ANSWER True. T/F: The elif statement can only be used after an else statement. - CORRECT ANSWER False. The elif statement is used after an if statement and before an else statement T/F: In Python, if statements cannot be nested within another if statement. - CORRECT ANSWER False. If statements can be nested within another if statement. T/F: The else statement is executed only if the if statement's condition is true. - CORRECT ANSWER False. The else statement is executed when the if statement's condition is False. T/F: Python requires parentheses around the condition in an if statement. - CORRECT ANSWER False. Parentheses are not required around the condition in an if statement in python, though they can be used for clarity.