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Computer 11 Past Paper 2025 | Notely

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All Computer 11 papers

Class 11 · Past paper

Computer 11 past paper 2025

48 published questions in this index. The full practice view lets you work through them and track your own attempts.

12 MCQs36 written questionsPractise this paper

Question index

1
Which gate produces a **LOW** output when at least one input is **HIGH**?
MCQ1 marksannual
1
Assume the variables $x$, $y$, and $z$ where $x=4$, $y=10$, and $z=2$. What value will be stored in result1, result2, and result3 after executing the following Python statements? a…
Part B3 marksannual
1
Write down any five differences between **Waterfall** and **Agile** software development models.
Part C5 marksannual
2
Trace the following pseudocode and complete the table below, which tracks the values of the variables at each iteration of the loop. (Iteration 1, 2, 3 for variables $i$, $sum$, an…

This is a skimmable index, not a replacement for the study surface. Open the practice view to answer questions and use the linked study material.

Part B3 marksannual

2

Explain the differences between **Correlation** and **Causation** with examples.

Part C5 marksannual

3

Which of the following represents a reliable source of information?

MCQ1 marksannual

3

Write down any three features of **data visualization**.

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3

Simplify the Boolean Function $F$ using **Karnaugh Map**. Also draw the logic circuit for the simplified expression. $F = \bar{A}\bar{B}C + \bar{A}BC + A\bar{B}\bar{C} + A\bar{B}C…

Part C5 marksannual

4

**K-means clustering** is an example of the following statistical modelling technique:

MCQ1 marksannual

4

What is **Permissioned Blockchain** network? Also list down its applications (any two).

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4

Write a Python program that reads two numbers and prints the minimum number by using function.

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5

The key advantage of using a **private cloud** is:

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5

Write down three comparisons between **Symmetric** and **Asymmetric encryption**.

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5

Use the **Linear Search** algorithm to find the number 53 from the given set of numbers: 89, 50, 36, 42, 11, 53, 65, 72, 24

Part C5 marksannual

6

Consider the list, $A = [10, 20, 30, 40]$, what will the statement `print(len(A))` return?

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6

Differentiate between **supervised** and **unsupervised learning** with daily life examples.

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6

Write a Python program that inputs a number and prints its multiplication table from 1 to 10 using for loop.

Part C5 marksannual

7

What does **decomposition** mean in computational thinking?

MCQ1 marksannual

7

Why is **prototyping** important? Give three reasons.

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7

What is meant by **Internet of Things (IoT)**? Describe any four applications of IoT technology.

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8

Which type of feasibility study in SDLC assesses whether the proposed system can be completed within a given timeframe?

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8

Write down three differences between **Black Box** and **White Box** testing methods.

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8

What are **information sources**? Explain any four categories of information sources.

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9

Which of the following is an example of a typical survey question?

MCQ1 marksannual

9

Determine whether these variable names are valid or invalid. Provide reasons for any invalid variable names. a) `input` b) `your age` c) `marks1`

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10

Which of the following can be classified as a **low-fidelity prototype**?

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10

Why is **two-factor authentication (2FA)** important? Also give example.

Part B3 marksannual

11

Which of the following is a characteristic of **qualitative interviews**?

MCQ1 marksannual

11

Briefly explain three harmful effects of increased connectivity on environment.

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12

What will be the result of $x = 5 \& 3$ Python statement?

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12

Write down three positive impacts of **AI systems**.

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13

Which of the following is an example of a **product**?

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13

Which algorithm is more efficient: **insertion sort** or **bubble sort**? Justify your choice with two reasons.

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14

Correct any three errors in the following Python code:

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15

Evaluate the following expression in Python using the proper order of operations: $2 + 2**3 / 2 * 4 \% 3 - 1$

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16

Compare **Bus** and **Mesh** network topologies with respect to design, scalability and reliability.

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17

Briefly explain any three guidelines to conduct a better qualitative interview.

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18

Write down any three key steps in developing the **Minimum Viable Product (MVP)**.

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19

Write a Python program that asks the user to input name and marks. Also displays the entered name and marks.

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20

Draw truth table for the Boolean function: $F = \bar{X}YZ + X\bar{Y}Z$

Part B3 marksannual

21

What is the importance of **Digital literacy**? Give three reasons.

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22

Write down any three tasks suitable for computing devices.

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23

Why is **horizontal scalability** considered more suitable for cloud-based applications? Give three reasons.

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24

What will be generated by the following Python code?

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25

Compare **Parameter** and **Statistics** with daily life example.

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26

Write Python statements considering turtle graphics to perform the following actions: a) Change the pen colour to blue. b) Move the turtle backward by 150 pixels. c) Rotate the tur…

Part B3 marksannual

27

What is the **deployment phase** in SDLC? How does the **pilot deployment** method differ from the **parallel deployment** method?

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28

What is a **sample**? Why is it often used instead of studying an entire population?

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