Lights and drums

Students will learn how to encode, transmit, and decode short messages using a variety of coding schemes and communication medium (signals, light, sounds, holes in paper, etc.). They will understand that text representation uses sequences of symbols (ASCII is one of the coding schemes used), while emphasis is placed on distinguishing between symbols and the way in which they are embodied in physical media.

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Lights and Drums

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.Decode the following message:- -…|.-|-…|-…|.-|--.|.

1/5

Q2.What does ASCII stand for?

Morse Code Alphabet (Source: Wikipedia)

2/5

Q3.Which of the following equipment can be used to transmit message? (Tick 4 boxes)

Select four (4) boxes

3/5

Q4.Rules that allow two or more parties to transmit a message is called?

4/5

Q5.An image in a computer is represented as a sequence of?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Lights and Drums

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.Decode the following message:- -…|.-|-…|-…|.-|--.|.

1/5

Q2.What does ASCII stand for?

Morse Code Alphabet (Source: Wikipedia)

2/5

Q3.Which of the following equipment can be used to transmit message? (Tick 4 boxes)

Select four (4) boxes

3/5

Q4.Rules that allow two or more parties to transmit a message is called?

4/5

Q5.An image in a computer is represented as a sequence of?

5/5

Lesson summary: Lights and drums

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