Grade 7 Checkpoint 2

What is a compound conditional?

• A method used to break down problems into subproblems and smaller parts

• A decision statement in a program with a single condition

• A loop within another loop

• A decision statement in a program with multiple conditions

Which of these is a compound conditional?

• 
• 
• 
• 

What do you use a software library for?

• To allow you to borrow books

• To allow you to use existing code within your program

• To allow you to buy and sell your software

• To allow you to convert software to another language

1. Which of these libraries do you use to create and manage multi-dimensional arrays?

• Turtle

• Random

• Python standard library

• Numpy

Why is feedback from other people important when you create software?

• Feedback connects your software to programming libraries.

• Feedback helps you know what is good or bad about your program.

• Feedback automatically fixes the errors in your code.

• Feedback tells users how to use your software program in the right way.

Which component can you connect to a microcontroller to receive data?

• Servomotor

• Ambient light sensor

• Buzzer

• Breadboard

Which component can you connect to a microcontroller to turn a wheel?

• Servomotor

• Rotation sensor

• Ambient light sensor

• BBC Micro:bit

If an embedded system is not working, what method can you use to solve the problem?

• Data Signalling

• Troubleshooting

• Designing

• Converting

You connect a temperature sensor to a microcontroller, but it does not detect a change in temperature. What could be a solution?

• Use a humidity sensor instead.

• Remove the cover of the temperature sensor.

• Connect the component to the correct microcontroller pin.

• Remove power from the microcontroller.

What is this binary number 01001011 in decimal?

• 11

• 48

• 75

• 73