Grade 7 Chapter 3 Revision second sem

What is the purpose of the 'Event' block in a Scratch program?

• To start the program

• To store user inputs

• To display outputs

• To create variables

What is the first block in a Scratch program?

• An 'Event' block

• A variable block

• An operator block

• A say block

What is an interface in programming?

• A way for users to interact with the program

• A type of variable

• A programming language

• A method to store values

What are the four arithmetic operators commonly used in programming?

• Add, Subtract, Multiply, Divide

• Add, Subtract, Combine, Separate

• Add, Multiply, Divide, Modulo

• Multiply, Divide, Concatenate, Add

What block should be used in Scratch to start a program?

• "Control" block

• "When green flag clicked" block

• "When this sprite clicked" block

• "Operator" block

In the algorithm for adding two numbers, what are the key inputs?

• Number 1 and Result

• Number 2 and Operator

• Number 1 and Number 2

• Result and Input

An algorithm sets out the inputs and outputs of a program. What else does it set out?

• The programming language

• The hardware requirements

• The processes to transform inputs into outputs

• The cost of development

In Scratch, what variable can store the user's input?

• result

• answer

• number 1

• number 2

Which block in Scratch is used to get user input?

• when this sprite clicked

• ask

• say

• answer

Scratch provides two ready-made Variables are

• result and answer

• answer and my variable

• score and result

• my variable and score