The most interesting critique of Sumita Arora’s Class 11 book is what it leaves out. The syllabus—and by extension, the book—is stuck in a time warp from the early 2000s. The chapters on "Boolean Algebra" and "Computer Logic Gates" feel like relics of a hardware era. Meanwhile, modern fundamentals like version control (Git), basic networking security, or even the ethical implications of AI are absent.

But it is . Real programming is messy, creative, and iterative. It involves Google, Stack Overflow, frustration, and sudden joy. This book offers none of that. It offers certainty in a field defined by change.

a) Define the term "Primary Key." b) What is the difference between CHAR and VARCHAR data types? c) What is the use of the DESCRIBE command? d) Write the command to view all databases. e) Differentiate between DELETE and DROP table commands.

Output: Valid, 5, 5. 6. b) i) Sumita, ii) Arora, iii) 11. 7. b) append() adds a single element to the end; extend() adds elements of an iterable (like another list) to the end. 8. b) No, tuples are immutable. We must delete the whole tuple using del .