Chapter Exam

Chapter 8: Strings and String Manipulation — Online MCQ Test

Q: Which of the following best describes a string in Python?

Answer: B. An immutable sequence of characters — In Python, a string is a sequence of characters and it cannot be changed after creation, so it is immutable.

Q: What is the output of: print('Tamil' + 'Nadu') ?

Answer: B. TamilNadu — The + operator concatenates strings directly without adding a space.

Q: What will be the result of: 'Computer'[1:4] ?

Answer: B. omp — String slicing starts at index 1 and goes up to, but does not include, index 4. So the characters are o, m, p.

Q: Which of the following expressions will produce the string 'ana' from 'banana'?

Answer: D. 'banana'[2:5] — Index 2 to 4 gives the characters a, n, a because the end index is excluded in slicing.

Q: If s = 'Computer Science', which of the following returns 'Science'?

Answer: D. s[-7:] — The word 'Science' has 7 letters at the end of the string, so s[-7:] correctly extracts it.

COMPUTER SCIENCE · CLASS 12th · Tamil Nadu State Board

Practice Chapter 8: Strings and String Manipulation with a free chapter-wise online MCQ test for Tamil Nadu State Board CLASS 12th COMPUTER SCIENCE. This chapter covers: This chapter covers character sequences and text processing in Python. Students explore string immutability slicing operations formatting methods string operators and built-in func.... AI-generated questions from basic to board-exam level, with instant results and explanations.

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Chapter 8: Strings and String Manipulation — Important Questions & Answers (FAQ)

Frequently asked questions from Tamil Nadu State Board CLASS 12th COMPUTER SCIENCE — Chapter 8: Strings and String Manipulation, with answers and explanations. These are sample questions; the exam has its own separate question set.

Which of the following best describes a string in Python?

A. A mutable sequence of integers
B. An immutable sequence of characters ✓
C. A collection of key-value pairs
D. A set of unordered elements

Answer: B. An immutable sequence of characters
In Python, a string is a sequence of characters and it cannot be changed after creation, so it is immutable.

What is the output of: print('Tamil' + 'Nadu') ?

A. Tamil Nadu
B. TamilNadu ✓
C. Tamil+Nadu
D. Tamil Nadu

Answer: B. TamilNadu
The + operator concatenates strings directly without adding a space.

What will be the result of: 'Computer'[1:4] ?

A. Com
B. omp ✓
C. mput
D. Comu

Answer: B. omp
String slicing starts at index 1 and goes up to, but does not include, index 4. So the characters are o, m, p.

Which of the following expressions will produce the string 'ana' from 'banana'?

A. 'banana'[1:4]
B. 'banana'[1:5]
C. 'banana'[3:6]
D. 'banana'[2:5] ✓

Answer: D. 'banana'[2:5]
Index 2 to 4 gives the characters a, n, a because the end index is excluded in slicing.

If s = 'Computer Science', which of the following returns 'Science'?

A. s[8:]
B. s[:8]
C. s[9:16]
D. s[-7:] ✓

Answer: D. s[-7:]
The word 'Science' has 7 letters at the end of the string, so s[-7:] correctly extracts it.

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