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What is the output of the following code? If an error occurs when the statements are executed or the code never finishes executing, write “Error.” nums = [[1, 2, 3],         [4, 5, 6],         [7, 8, 9]] for r in range(len(nums)):     total = 0     for c in range(len(nums[r])):         if r % 2 == 0:             total += nums[r][c]     print(total)

What is the output of the following code? If an error occurs when the statements are executed or the code never finishes executing, write “Error.” nums = [[1, 2, 3],         [4, 5, 6],         [7, 8, 9]] for r in range(len(nums)):     total = 0     for c in range(len(nums[r])):         if nums[r][c] % 2 == 0:             total += nums[r][c]     print(total)

In class, we learned about a line of code that should always encompass a call to the main function. Complete the code below.   if == :     main()

What was the primary purpose of the discussion assignments throughout the semester?

How do Ivan Ilyich’s coworkers react to the news of his death?

What is the output of the following code?   try:     x = int(“ten”)     print(“A”)     y = float(10)     print(“B”) except:     print(“C”)

What is the value of x after the following code is executed? If an error occurs when the statements are executed or the code never finishes executing, write “Error.” nums1 = [10, 20, 30, 40, 50] nums2 = [50, 40, 30, 20, 10] x = nums1 == nums2

What is the value of x after the following code is executed? If an error occurs when the statements are executed or the code never finishes executing, write “Error.” letters = [“A”, “B”, “C”] x = letters.join(” “)

A attribute is written with two leading underscores. 

In object-oriented programming, an is an instance of a .