SEBA Class 8 Computer Chapter 8 Introduction to Coding

SEBA Class 8 Computer Chapter 8 Introduction to Coding Solutions As Per New Syllabus. to each chapter is provided in the list so that you can easily browse through different chapters SEBA Class 8 Computer Chapter 8 Introduction to Coding Notes and select need one. SEBA Class 8 Computer Question Answers Download PDF. SCERT Class 8 Computer (IICT) Textbook Solutions.

SEBA Class 8 Computer Chapter 8 Introduction to Coding

Also, you can read the SCERT book online in these sections Solutions by Expert Teachers as per State Council of Educational Research and Training (SCERT) Book guidelines. SCERT Class 8 Computer (IICT) Textual Solutions are part of All Subject Solutions. Here we have given SCERT Class 8 Computer Question Answer for All Chapters, You can practice these here.

Introduction to Coding

Chapter: 8

EXERCISES

1. Define Algorithm.

Ans: An Algorithm is a finite set of instructions that are carried out in a specific order to perform a specific task, Algorithms are used in mathematics and computer science to solve problems or perform computations.

2. What is Scratch?

Ans: Scratch is a block-based visual programming language that helps users create animations, games, stories, and interactive projects easily.

3. What is the default position of the ‘cat sprite’ in the stage?

Ans: The default position of the cat sprite is at the centre of the stage (x = 0, y = 0).

4. How many command groups are there in the blocks palette?

Ans: There are 9 command groups in the blocks palette.

5. Write the features of block-based coding.

Ans: The features of block-based coding are:

(i) It is easy to learn and use.

(ii) Programs are created by dragging and joining blocks.

(iii) It reduces coding errors.

(iv) It helps beginners learn programming concepts easily.

(v) It is used to create games, animations, and interactive stories.

Do it yourself:

Create a new project. Rename it to walking boy Delete the default “cat” sprite. Choose a new sprite “Avery Walking

Now add required blocks so that when the uber clicks on the  green flag the sprite (‘Avery walking) will move 15 steps Forward and say “good morning”.

Ans: (i) Open Scratch and create a new project.

(ii) Rename the project as “Walking Boy”.

(iii) Delete the default Cat Sprite.

(iv) Choose the sprite “Avery Walking” from the sprite library.

(v) Drag the “When Green Flag Clicked” block from the Events group.

(vi) Add the “Move 15 Steps” block from the Motion group.

(vii) Add the “Say ‘Good Morning'” block from the Looks group.

(viii) Click the Green Flag to run the program.

Output: The sprite “Avery Walking” moves 15 steps forward and says “Good Morning”.