Wednesday, February 5, 2025

Class 4 – Computer Worksheet

Class 4 – Computer Worksheet

Maximum Marks: 30
Name: ____________
Date: ____________


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Section A: Introduction to LibreOffice Impress (5 Marks)

Q1. Fill in the blanks. (3 Marks)

1. LibreOffice Impress is used to create __________.


2. The shortcut key to start a slideshow is __________.


3. The __________ view is used to design slides.



Q2. Match the following. (2 Marks)



Section B: Introduction to Internet (5 Marks)

Q3. Tick (✓) the correct statements. (3 Marks)

1. The Internet is used to send emails. ( )


2. We can watch movies on the Internet. ( )


3. The Internet cannot be used for learning. ( )



Q4. Answer in one word. (2 Marks)

1. The full form of URL is __________.


2. Google Chrome is an example of a __________.




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Section C: More on Scratch (5 Marks)

Q5. Fill in the blanks. (3 Marks)

1. The __________ block makes a sprite speak.


2. The __________ block is used to repeat actions.


3. In Scratch, we can create __________ using code blocks.



Q6. Identify and name the Scratch blocks. (2 Marks)
Draw or paste pictures of a loop block and a sound block, and write their names below them.


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Section D: Visual Processing (5 Marks)

Q7. Find the odd one out. (3 Marks)

1. Camera, Microphone, Scanner, Keyboard → __________


2. Eyes, Ears, Hands, Webcam → __________


3. AI, Human Brain, Mouse, Computer Vision → __________



Q8. True or False. (2 Marks)

1. AI can recognize images using visual processing. ( )


2. A scanner is not a visual input device. ( )




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Section E: Evolution of AI (10 Marks)

Q9. Match the AI technology with its application. (4 Marks)

Q10. Solve the riddle. (3 Marks)
I can see and understand faces too,
Find objects and match them for you.
What am I? ______________

Q11. Tick (✓) the correct AI applications. (3 Marks)

1. Google Assistant ( )


2. Typewriter ( )


3. Alexa ( )


4. Bicycle ( )




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Total Marks: ____ /30



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