Flow of Control

Topics in this chapter

• Conditional Statements and Branching
• For Loops and Range Function
• While Loops and Infinite Loops
• Jump Statements: Break, Continue, and Pass
• Nested Loops and Complex Iterations
• Indentation, Block Structure, and Logic

Cheat sheet

Practice questions

1. Question 1Q-5002BC

   What is printed by the following Python code? x = 7 if x > 10: print("A") elif x > 5: print("B") else: print("C")

   1. A.A
   2. B.B
   3. C.C
   4. D.No output
   See the answer and solution
2. Question 2Q-931778

   What is the output of the following Python code? for i in range(1, 6): if i % 2 == 0: continue print(i, end=" ")

   1. A.1 2 3 4 5
   2. B.2 4
   3. C.1 3 5
   4. D.5 3 1
   See the answer and solution
3. Question 3Q-A455C7

   Consider the following Python code: count = 0 for n in range(2, 7): if n % 2 == 0: count += 1 else: continue if count == 2: break else: print("completed") print(count) State the output and explain why the else block of the loop is or is not executed.

   See the answer and solution
4. Question 4Q-B220AD

   What is printed by the following Python code? x = 3 while x < 10: x += 2 if x == 7: break print(x)

   1. A.5
   2. B.7
   3. C.9
   4. D.10
   See the answer and solution
5. Question 5Q-DC9105

   What is the output of the following Python code? total = 0 for i in range(1, 4): for j in range(i): if j == 1: break total += 1 print(total)

   1. A.1
   2. B.2
   3. C.3
   4. D.6
   See the answer and solution