Question 1

Benefits of Python (Select all that apply):

• Python is a low-level language. ❌

• Python is versatile. ✅

• Python has a large and supportive user community. ✅

• Python is based on simple syntax. ✅

Explanation:
Python is high-level, easy to read, supports many tasks, and has thousands of open-source libraries.

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Question 2

Fill in the blank:

The open-source web application _____ enables modular code cells and collaboration.

• Dynamic coding ❌

• Jupyter Notebook ✅

• Dot notation ❌

• Implicit analysis ❌

Explanation:
Jupyter Notebook allows code to be organized into cells and supports collaboration.

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Question 3

In Python, a _____ bundles data and functionality together.

• keyword ❌

• method ❌

• float ❌

• class ✅

Explanation:
A class defines both data and behaviors for objects.

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Question 4

Storing a value in a variable is called:

• Syntax ❌

• Assignment ✅

• Conversion ❌

• Expression ❌

Explanation:
Assignment uses = to store a value in a variable.

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Question 5

Reasons a variable name may cause an error (Select all):

• More than one underscore ❌ (allowed)

• Reserved keywords ✅

• More than one number ❌ (allowed)

• Reserved functions ✅

Explanation:
Python forbids naming variables using keywords (for, class, return) or built-in functions (print, list, etc.).

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Question 6

Effective variable names (Select all):

• fun_with_variables ✅

• fun_for_variables ✅

• fun(variables) ❌ (invalid characters)

• fun variable$ ❌ (spaces and $ not allowed)

Explanation:
Variable names can use letters, numbers, and underscores only.

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Question 7

Data type representing numbers with decimals:

• Float ✅

• Integer ❌

• Boolean ❌

• String ❌

Explanation:
Floats store decimal values.

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Question 8

Converting floats into strings using a function is:

• Implicit conversion ❌

• Explicit conversion ✅

• Immutable conversion ❌

• Mutable conversion ❌

Explanation:
Explicit conversion uses commands like str(3.14).

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Question 9

Output of cell 3 after running all cells in order:

Cell 1 → x = 5
Cell 2 → x = 10
Cell 3 → print(x) then x = 20

Output = 10

• 10 ✅

• 20 ❌

• x ❌

• 5 ❌

Explanation:
print(x) executes before x = 20 in the same cell.

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Question 10

Which are valid Python statements (no errors)? (Select all)

• 15.56 \ x ❌ (backslash invalid in this context)

• 6 > 3 ✅

• x == 2 ✅

• 14 % 2 ✅

Explanation:
>, ==, and % are valid operators. 15.56 \ x is invalid syntax.

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🧾 Summary Table

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