Viva
Voce Assessment 1

This is
the actual alternative assessment task (Term 1 Week 7).

*The submission date for the actual Viva Voce is*

**Friday 21 Feb 2359 hours**.The task is compulsory, and you are to submit your work via the platform instructed by your teacher.

**Topic:**

**Number systems**

**Objective of Task:**

**To demonstrate your understanding of the concepts and calculations through clear articulation and presentation of problem solving.**

**Instructions (I):**

·
This is an individual
task. Complete the viva voce practice on your own.

·
This is a reinforcement
of similar questions based on the topic covered in class.

·
It will also help you to
seek and articulate your understanding of concepts as you attempt to explain
your approach and solution to the problem.

·
You should not take more
than 1 hour to complete the entire task.

*Note:*

*For this practice, you will need to record your work and post it on the designated platform**.*

**Instructions (II):**

·

**Add up the last 5 digits of your NRIC number. This 2 digit number “XX” is what you will convert from a decimal system to a binary system.**
·

**DO NOT RECITE OUT YOUR ENTIRE NRIC NUMBER ON THE VIDEO FOR SECUITY REASONS. You only need to state the last 5 digits on video.**
·

**Using your birthdate “YY” as another 2 digit number,**e**xplain how you will perform the simple arithmetic operation “XX + YY” in binary system.**
·
Research on how to count
in binary system using the digits “0” and “1”.

·
Explain briefly, in your
own words, on how a binary system works. You may choose to use any
visualization tools to help explain yourself.

·
Work out and explain the
solution clearly. You may choose to write it out, or use various software like
Numbers to write your own script.

·
Do not simply read out the
lines of the working. Instead, inform the audience:

1.

**how you identify the key information**
2.

**why you choose a particular method to solve the problem**
3.

**explain how the method works**
4.

**Recording**
a.
In this practice, learn
to use QuickTime Player to record your viva voce.

b.
Here are some ways that
you can present your worked solution:

i.
You may sit in front of
the computer and show the working (on papers) as you explain how you solve or
problem using the "movie recording" feature in QuickTime Player.

1.

*Click HERE to view sample*
ii.
You may present your work
in

*KeyNote*,*Pages, PowerPoint Presentation*, etc and use the "screen recording" feature in QuickTime Player to do the video recording.
1.

*Click HERE to view sample*
iii.
You may also use explain
the problem on a whiteboard and have your classmates to help record using a
camera or any other methods that you could think of

c.
Remember to keep
the

**file size small**.
d.

*For technical consultation, please approach Mr Jonathan Chua, your ICT Teacher.*
5.

**Submission of work**
a.
Post your video clip in
YouTube

i.
Under "Private
Settings", select "

**Unlisted**"
ii.
Copy and paste the URL in
the GoogleForm below

b.

*For students who are unable to activate the YouTube account (due to age limit, as you need to activate your Google+ account at the same time), you may seek help from your Parents to upload your work via their YouTube account*

What if my birthdate is not a two digit number, then is my first digit 0 followed by the single birthdate?

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