Python Iteration and Selection Quiz

What is the main purpose of using a trace table in Python programming?

• To store large amounts of data

• To keep track of variable values as a program runs

• To create graphics

• To speed up the code

Which of the following is an example of a constant in Python, according to naming conventions?

• userName

• MAX_SCORE

• totalMarks

• print

What is the correct way to write a variable name in camel case?

• totalmarks

• TotalMarks

• totalMarks

• TOTALMARKS

Which Python statement is used for selection (making decisions)?

• for

• if

• def

• import

What will the following code output? ```python x = 5 if x > 3: print("High") else: print("Low") ```

• High

• Low

• 5

• Error

Which of the following is an example of iteration in Python?

• if x > 10:

• for i in range(5):

• x = 10

• print("Hello")

What value will be printed last in the following code? ```python for i in range(3): print(i) ```

• 0

• 1

• 2

• 3

Which of the following best describes a variable in Python?

• A fixed value that cannot change

• A name that stores data which can change during the program

• A type of loop

• A Python keyword

Given the following code, what will the trace table for variable `total` look like? ```python total = 0 for i in range(1, 4): total = total + i ```

• 0, 1, 3, 6

• 1, 2, 3, 4

• 0, 1, 2, 3

• 0, 2, 4, 6

Which of the following is NOT a correct way to use a constant in Python?

• MAX_SCORE = 100

• maxScore = 100

• print(MAX_SCORE)

• if score < MAX_SCORE: