IGCSE ICT 6.4 Microprocessors

IGCSE ICT 6.4 Microprocessors 1

Multiple Choice

Sensors are used to

• Collect data from the physical world

• Change the physical world

Multiple Choice

Actuators are used to

• Get information from the physical world

• Change the physical world

Multiple Choice

The command used to move the turtle up is

• PENUP

• PENDOWN

• REPEAT

• FORWARD

Multiple Choice

The command used to repeat a set other Turtle commands is

• LOOP

• REPEAT

• IF ELSE

• WHILE

Fill in the Blanks

takes the temperature readings in an oven

Multiple Choice

Sensors change data from analogue to digital

• True

• False

Multiple Choice

Microprocessors in control applications make our life easy in many ways

• True

• False

Multiple Choice

A sensor in a heating system collects information about ________

• Temperature

• Wind

• Light