Intro to Hexidecimal

Presentation

•

Computers

•

9th - 12th Grade

•

Medium

Kevvin Hankins

Used 7+ times

FREE Resource

27 Slides • 21 Questions

Hexidecimal

By: Kevvin Joel Hankins Sr.

Poll

How are you feeling today?

I'm great!

I'm okay but I could do better.

Not too good.

I'm having an awful day.

Poll

Are you taking good care of yourself? (no wrong answers)

Yes

Sometimes

No.

Poll

Did you sleep well last night?

Yes! I slept like a baby.

I slept okay.

I didn't sleep good last night.

Didn't sleep at all.

Standard

IT-CSP-3

Apply abstractions in digital data to explain how bits are grouped to represent higher-level abstractions, such as numbers and characters.

Learning Target

IT-CSP-3.1, IT-CSP-3.4

I can model how a combination of abstractions built upon binary sequences can be used to represent all digital data.

I can show multiple levels of abstraction used in computation.

Multiple Select

What will you learn in this lesson?

What is meant by the term "hexadecimal"

Why hexadecimal is used

How to convert numbers between hexadecimal and binary

How to count to 100 in base ten

11110010111010110101000101100111

Fill in the Blanks

Write down all the binary digits you just saw

Fill in the Blanks

What is the number base of hexadecimal?

Type answer...

Fill in the Blanks

How many unique digits are there in hexadecimal?

Multiple Choice

What set of digits is available in hexadecimal?

0..9 and A..F

0..15

0..9 and a..f

0..9 and A..Z

Fill in the Blanks

What is the (decimal) value of the hexadecimal digit C

Type answer...

Fill in the Blanks

What hexadecimal digit represents the value 15?

Multiple Choice

How many bits are needed to represent one hexadecimal digit?

Fill in the Blanks

Convert this byte of data to hexadecimal:

0111 1110

Type answer...

Fill in the Blanks

Convert this byte of data to hexadecimal:

1101 1001

Type answer...

Fill in the Blanks

The largest number that can be stored in a byte is 255.

What is this value in hexadecimal?

Type answer...

Fill in the Blanks

Convert this hexadecimal number to binary:

Type answer...

Fill in the Blanks

Convert this hexadecimal number to binary:

Type answer...

Multiple Choice

What is the decimal value of this hexadecimal number?

FFF

255

1023

2047

4095

Multiple Select

Choose all the places in Computer Science where hexadecimal numbers are used ....

Representing RGB colours

IPv6 addresses

Device MAC addresses

IPv4 addresses

Multiple Choice

What is the main reason that hexadecimal numbers are used in computer science?

Shortens binary data by 75%

Takes up less storage space in RAM

They can represent a greater range of values than binary

Easier to do arithmetic calculations

Open Ended

What was the most important thing you've learnt in this lesson and why?

Type response here

Poll

How much of this lesson have you understood?

None of it

Some of it

Most of it

All of it

Hexidecimal

By: Kevvin Joel Hankins Sr.

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