UNIT 07. INTRODUCTION TO SCRATCH - MCQs - Computer Science For Class X

GO TO INDEX

Computer Science For Class X
Unit 04: Control Structure
Multiple Choice Questions And Fill In The Blanks

By Mrs. Ayesha Arif
Vice Principal
(Jauhar Progressive School)

Multiple Choice Questions (MCQs)

A. ENCIRCLE THE CORRECT ANSWER:
i) The feature of Scratch is:
a) It is a visual
b) Its free forever
c) No need to remember codes
d) All of above ✓

ii) In Scratch, the character which moves on the Stage is called a:
a) Sprite ✓
b) Command
c) Script
d) Event

iii) Repeat 10, forever and if ... then codes are available in:
a) Motion
b) Control ✓
c) Look
d) Sensing

iv) The Looks of Sprite can be changed by using:
a) Backdrop Tab
b) Costume Tab ✓
c) Script Tab
d) Control Tab

v) A Scratch program is at least made up with:
a) Many Sprites
b) One Sprite and Code
c) One Sprite ✓
d) One Sprite and Backdrop

vi) To change the position of Sprite on screen, we use:
a) Coordinates ✓
b) Stage Information
c) Command Pallets
d) Costume Tab

vii) This can be found under _____.

a) Look
b) Motion ✓
c) Sound
d) Control

viii) Turn command, turns Sprite to specified:
a) Coordinate
b) Degree ✓
c) Steps
d) Second

ix) This command is available in:

a) Event
b) Motion
c) Control ✓
d) Looks

x) In the given picture identify the x and y coordinates (positions) of Point - A.

a) x = 100, y = -100 ✓
b) x = -100, y = 100
c) x = 100, y = 100
d) x = -100, y = -100

HINT:

Fill In The Blanks:
1. Scratch is a programming language.
2. Scratch program includes animations and games.
3. From scratch programming, we can create interactive stories, games, animation, music, art, and presentations.
4. There are two basic components of a Scratch program; Sprite and Script.
5. We can use Scratch online and offline.
6. In Scratch Environment, the Stage is where you see your stories, games, and animations come to life.
7. In Scratch Environment, the Script is the set of stepwise instructions that users give to the sprite to do a particular task.
8. In Scratch Environment, Backdrop is the background that the user can add on stage.
9. Scratch blocks are organized into different categories in the left columns.
10. Motion block has instructions to make the Sprite move, such as number of steps to take, direction of motion, etc.,
11. Event is used to trigger code at a specific time or action.
12. Sound is used to play different sounds.
13. Looks is used to change the appearance of the Sprite and Backdrop.
14. Control is used to control the action on the stage.
15. Sensing is used to sense any specific happening.
16. Backdrop is the background of stage.
17. Costume is the appearance of Sprite.
18. Scratch has a 2D coordinate system: "x position” and "y position".
19. User can choose Backdrop or Sprite from library, Paint New, Upload from File and Capture from Camera.
20. Variables can be created through Data Pallet.

Source: Special Thanks To Sir Syed Arif Ali