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Microcontroller Basis

Total questions: 25

Worksheet time: 15mins

Name
Class
Date
1.

What is a microcontroller?

a)

A tiny programmable computer.

b)

A series of actions/steps that lead to a clear result

c)

The information or data entered in a system by a user

d)

The information or data produced by a system based on the input information

2.

Microcontrollers are "embedded" inside some other device so that they can control the features or actions of the product.

a)

True

b)

False

3.

Is there a microcontroller inside of me? (AC Unit)

a)

YES!

b)

No

4.

Is there a microcontroller inside of me? (Printer)

a)

YES!

b)

No

5.

A microcontroller has 4 main parts, make sure to select ALL FOUR!!

a)

Central Processing Unit (CPU)

b)

Screen

c)

Random Access Memory (RAM)

d)

Read Only Memory (ROM)

e)

Input/Output ports

6.

An input unit is for...

a)

processing the received signals

b)

sending out signals

c)

collecting signals and needed data e.g temperature sensor

7.

A control unit is for...

a)

processing the received signals

b)

sending out signals

c)

collecting signals and needed data e.g temperature sensor

8.

An output unit is for...

a)

processing the received signals

b)

sending out signals

c)

collecting signals and needed data e.g temperature sensor

9.

Microcontrollers can program themselves.

a)

True

b)

False

10.

Microcontrollers “listen” to sensors and “talk” to actuators. They decide what to do based on a set of instructions (program) that you write.

a)

True

b)

False

11.

Basically, any product or device that interacts with its user has a microcontroller buried inside.

a)

True

b)

False

12.

Sensors receive input from the world and transfer that information to the Microcontroller, but how the Microcontroller responds is determined by a set of instructions that programmers create.

a)

True

b)

False

13.

Microcontrollers are complete, miniature, programable computers.

a)

True

b)

False

14.

Sensors are inputs; they “listen” to the physical world.

a)

True

b)

False

15.

Actuators are outputs; they “take action” in the physical world.

a)

True

b)

False

16.

A microprocessor is only the CPU of a computer.

a)

True

b)

False

17.

A microcontroller is a complete microcomputer with integrated inputs, outputs, memory, timers and other essential items.

a)

True

b)

False

18.

Microcontrollers are easy to use, troubleshoot and maintain, programmable and easily interfaced.

a)

True

b)

False

19.

Microcontroller is with

a)

Memory

b)

Without memory

c)

May or may not

d)

None of the above

20.

It is used to store data and program.

a)

CPU

b)

RAM

c)

Memory

d)

ROM

21.

This is the one of the useful function of a microcontroller.

a)

Parallel input/output ports

b)

Intterupt control

c)

Special funtioning block

d)

Timers/counters

22.
What is an LED?
a)
a light
b)
a light emitting diode
c)
a part of a circuit
23.

What is a microcontroller?

a)

A type of wireless router

b)

A high-speed printer

c)

A small integrated circuit that controls an electronic device

d)

A type of computer monitor

24.

What is the function of RAM in a microcontroller?

a)

Connect to peripheral devices

b)

Store data temporarily

c)

Control the CPU

d)

Store data permanently

25.

Which of the following is an example of a microcontroller?

a)

A digital camera image processor

b)

A refrigerator

c)

A bicycle

d)

A microwave oven