Class 7 and 8 Resources Center

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Abhishek Kumar

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Computer – 2: WordPad

Exercise Time | Complete Answers

A. Tick (✓) the Correct Option

1. It is a command bar that organises a program’s features into a series of tabs at the top of a window.
  1. Ribbon ✓
  2. Title Bar
  3. File Menu
  4. Five
2. Control buttons are present on which side of the window?
  1. Left side
  2. Right side ✓
  3. Centre
  4. None of these
3. To change the selected font to underline, you need to click:
  1. I
  2. B
  3. U ✓
  4. V

B. Fill in the Blanks

Clue box: Quick Access Toolbar, WordPad, two, title

1. WordPad is made for formatting documents.
2. The bar at the very top is called the title bar.
3. The Quick Access Toolbar is located to the right of the toolbar.
4. There are two tabs in the ribbon.

C. Write True or False

1. There are two methods to close the WordPad program. True
2. WordPad also supports the bullets feature. True
3. There are four important control buttons. True
4. A file can also be saved by using the Ctrl + S key. True

D. Answer the Following Questions

1. What do you mean by WordPad?

WordPad is a word-processing program used to create, edit, format and save documents.

2. Write any two features of WordPad.

1. We can change the font style, size and colour of text.
2. We can make text bold, italic or underlined.

3. Can you use WordPad to create letters and documents?

Yes, WordPad can be used to create letters and other documents.

4. Name any four screen elements of WordPad.

Title Bar, Quick Access Toolbar, Ribbon and Document Area.

Computer – 2: Scratch

Exercise Time | Complete Answers

A. Tick (✓) the Correct Option

1. Scratch has its own:
  1. Paint editor
  2. Sound builder
  3. Both a) and b) ✓
  4. None of these
2. This is where everything will take place.
  1. Stage ✓
  2. Script
  3. Sprite
  4. None of these
3. It tells the actors what to say or do.
  1. Stage
  2. Script ✓
  3. Sprite
  4. None of these
4. To save a new project on Scratch, click on:
  1. View
  2. File ✓
  3. Close
  4. None of these

B. Write True or False

1. You can create your own story on Scratch. True
2. The Stage can have different backgrounds, just like in a play. True
3. Each Sprite is not programmed with a Script. False
4. You can also change the key according to your requirement. True

C. Answer the Following Questions

1. Define Sprite.

A Sprite is a character or object in Scratch that can perform actions according to the instructions given in a script.

2. What is the programming palette?

The programming palette is the area in Scratch that contains different blocks used to create scripts and give instructions to sprites.

3. What is the use of the green flag?

The green flag is used to start or run a Scratch project.

4. Why is it important to save a document? Write the steps.

Saving is important because it keeps our work safe and allows us to open and use it later.

Steps to save a Scratch project:

  1. Click on the File menu.
  2. Select the Save option.
  3. Choose a suitable name and location, if asked.
  4. Click Save to store the project.

End of Exercise Answers | Computer – 2

Computer – 2: Artificial Intelligence (AI)

Exercise Time | Complete Answers

A. Tick (✓) the Correct Option

1. Artificial Intelligence (AI) is a branch of ______ science.
  1. Medical
  2. Computer ✓
  3. Both a) and b)
  4. None of these
2. This is an example of a virtual assistant.
  1. Smart car
  2. Smart watch
  3. Cortana ✓
  4. None of these
3. In which year was the term Artificial Intelligence coined?
  1. 1956 ✓
  2. 1969
  3. 1997
  4. 1960
4. Artificial Intelligence is not active in the following sector.
  1. Education
  2. Gaming
  3. Both a) and b)
  4. Scientific Discovery

Note: The question appears to contain an error. AI is used in all four listed options, including education, gaming and scientific discovery. Therefore, none of the given options is correct as written.

5. It is an example of a smart gadget.
  1. Smart watch
  2. Smart refrigerator
  3. Both a) and b) ✓
  4. None of these

B. Fill in the Blanks

Clue Box: Algorithms, Robots, Machine Learning, Thermostats, Artificial Intelligence

1. Artificial Intelligence is the ability of machines to mimic human characteristics in a smart way.
2. With AI, you can still create machines with algorithms that can work based upon their own intelligence.
3. With the use of AI, you can create robots.
4. Machine Learning is an application of Artificial Intelligence.
5. Smart thermostats control a home’s heating and ventilation.

C. Answer the Following Questions

1. Mention two benefits of AI.

1. AI helps us perform tasks quickly and accurately.
2. AI can perform repetitive tasks and make our work easier.

2. Name a few applications of AI.

Some applications of AI are virtual assistants, smart robots, self-driving cars, smart refrigerators and facial recognition systems.

3. What do you mean by Machine Learning?

Machine Learning is a part of AI that enables computers to learn from data and improve their performance without being programmed for every individual task.

4. Which type of tracking is designed in AI-enabled refrigerators?

AI-enabled refrigerators can track food items and help monitor the available food stock.

5. Which AI gadget notifies you whenever a feathered visitor arrives?

An AI-enabled smart bird feeder can detect visiting birds and notify us when they arrive.

End of Exercise Answers | Computer – 2

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