Chapter Exam

Chapter-4 Iterative Statements in Python — Online MCQ Test

Q: Which keyword is used to create a loop in Python that repeats a block of code?

Answer: C. for — The 'for' keyword is used to create a for loop in Python, which is one of the primary iterative statements.

Q: What is the purpose of the range() function in Python?

Answer: B. To generate a sequence of numbers — The range() function generates a sequence of numbers, commonly used with for loops to repeat code a specific number of times.

Q: Which of the following is a membership operator in Python?

Answer: B. in — The 'in' operator is a membership operator used to check if a value exists in a sequence like lists, strings, or tuples.

Q: What will be the output of this code? for i in range(3): print(i)

Answer: B. 0 1 2 — The loop prints values from range(3), which generates 0, 1, and 2. Each value is printed on a new line.

Q: What will be the output? for i in range(1, 4): for j in range(1, 3): print(i, j)

Answer: A. 1 1, 1 2, 2 1, 2 2, 3 1, 3 2 — This is a nested loop. The outer loop runs for i = 1, 2, 3, and for each, the inner loop runs for j = 1, 2, producing all combinations.

INFORMATION TECHNOLOGY · Grade 8 · CBSE(NCERT)

Practice Chapter-4 Iterative Statements in Python with a free chapter-wise online MCQ test for CBSE(NCERT) Grade 8 INFORMATION TECHNOLOGY. This chapter covers: control flow - iteration - for loop - while loop - infinite loop - loop variable - range function - membership operators. AI-generated questions from basic to board-exam level, with instant results and explanations.

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Chapter-4 Iterative Statements in Python — Important Questions & Answers (FAQ)

Frequently asked questions from CBSE(NCERT) Grade 8 INFORMATION TECHNOLOGY — Chapter-4 Iterative Statements in Python, with answers and explanations. These are sample questions; the exam has its own separate question set.

Which keyword is used to create a loop in Python that repeats a block of code?

A. repeat
B. loop
C. for ✓
D. iterate

Answer: C. for
The 'for' keyword is used to create a for loop in Python, which is one of the primary iterative statements.

What is the purpose of the range() function in Python?

A. To find the maximum value in a list
B. To generate a sequence of numbers ✓
C. To check if a value exists in a list
D. To convert a string to a number

Answer: B. To generate a sequence of numbers
The range() function generates a sequence of numbers, commonly used with for loops to repeat code a specific number of times.

Which of the following is a membership operator in Python?

A. ==
B. in ✓
C. and
D. not

Answer: B. in
The 'in' operator is a membership operator used to check if a value exists in a sequence like lists, strings, or tuples.

What will be the output of this code? for i in range(3): print(i)

A. 1 2 3
B. 0 1 2 ✓
C. 0 1 2 3
D. 1 2

Answer: B. 0 1 2
The loop prints values from range(3), which generates 0, 1, and 2. Each value is printed on a new line.

What will be the output? for i in range(1, 4): for j in range(1, 3): print(i, j)

A. 1 1, 1 2, 2 1, 2 2, 3 1, 3 2 ✓
B. 1 1, 2 1, 3 1
C. 1 2, 2 2, 3 2
D. 1 1, 1 2, 1 3

Answer: A. 1 1, 1 2, 2 1, 2 2, 3 1, 3 2
This is a nested loop. The outer loop runs for i = 1, 2, 3, and for each, the inner loop runs for j = 1, 2, producing all combinations.