Can You Compute?
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    • Intro Lessons
    • 1.1 System Architecture >
      • 1.1.1: The CPU
      • 1.1.1: Parts of the CPU
      • 1.1.2: The CPU in action
      • CPU Recap Lesson
      • Little Man Computer
      • 1.1.3: Embedded Systems
      • RISC & CISC
      • End of Unit Exam
    • 1.2 Memory and Storage >
      • 1.2.1: Primary Storage (Memory)
      • Intro to Units of Memory
      • 1.2.2 Secondary Storage
      • How stuff works
    • 1.2.3 Units & Data Capacity
    • 1.2.4 Data Storage >
      • 1.2.4 Binary Conversion
      • 1.2.4 Binary Addition
      • L4: Hexadecimal
      • L5: Recap
      • L6: Characters
      • L7: Images
      • L8: SenseHAT images
      • L9: Sound & Sampling
      • L10: Code Sound
      • L11: Compression Part 1
      • L12: Compression Part 2 >
        • Compression
      • What do you know?
  • J276/02 old
    • Unit 2 Overview
    • 2.1 Algorithms >
      • L1: Intro to Algorithms
      • L2: The Knight's Tour
      • L3: Bresenham
      • L4: Searching Algorithms
      • L5: Bubble Sort
      • L6: Insertion Sort
      • L7: Merge
      • L8: Sorting Recap
      • L9: Creating Algorithms
      • L10: Pseudocode
      • L11: Interpreting Algorithms
      • L12: End of Unit Test
    • 2.2 Programming Techniques >
      • Coding Intro
      • L1: Programming Concepts
      • L2: Sequence, Selection & Iteration
      • L3: SSI Practice
      • L4: String Manipulation
      • L5: Secret Codes
      • L6: File Handling
      • L7: Use of records to store data
      • L8: SQL
      • L9: SQL Python
      • L10 ,11, 12: Arrays
      • L13: Functions
      • L14: Data Types
      • L15: Casting
      • L16 -17: Test and Code
    • 2.3 Robust Programs >
      • L1 : Defensive Design
      • L2 : Testing Programs
    • 2.4 Computational Logic >
      • L1: Comp. Logic 1
      • L2: Comp. Logic 2
      • L3: Operators (Python)
    • 2.5 Translators & Language >
      • L1: Types of Languages
      • L2: Translators
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    • L9 Building a Computer
    • L8: Buying a House
    • L7: Logic Gates
    • L6: Binary
    • L5: CS Alan Turing
    • L4: Spreadsheets
    • L3: JS in an Hour!
    • L2: Intro to Coding
    • L1: CS Compression
  • Py
    • Coding Concepts
    • Writing your first Program
    • Python Pages
    • Python Playground
    • Strings
    • Python Operators
    • Functions
    • Conditions
    • Try and Except
    • Break and Continue
    • Odd codes
  • Py +
    • Looping
    • Why does my code not work?
    • Errors
    • Validation
    • Lists
    • Lists again
    • Looking for data in String
    • Writing to Files
    • Read, Write & Sorting Data
  • CODING
    • Magic Python
    • Alan Turing
    • Brian the Turtle
    • Grade Calculator
    • Nested IF Hotels
    • Vending Machine
    • A Looping Menu
    • For
    • Christmas Coding
    • JS in an Hour!
    • CSS + HTML
    • Medical Claims
    • Hour of Code 2015
  • Contact
    • Dictionaries - coming soon
    • L2:
  • Squid Game
  • Reflectico

2.6 lesson 12:
​COMPRESSION PART 2


In this LESSON you will learn about:

Learning Objectives:


  1. ​The need for compression
  2. Types of compression
  3. The differences between Lossless and Lossly 
  1. ​​​​Complete the three compression activites
  2. Recognise the differences between the three methods

Lesson Overview 

Resources


Starter:
Did you manage to solve the Compression puzzle for HW?

Main:
This lesson is to complete any outstanding compression activities and also check your level of understanding of the topic.  Complete the various worksheets and then peer mark and feedback with another student.
MCQs
File Size: 483 kb
File Type: pdf
Download File


Home Study:


None set
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  • HOME
    • Yr 6
    • Revision
    • Class of 2017
    • COVER LESSON FB
    • Yr 10: Program of Study 2016
    • Yr 11:Coming soon
    • Student Showcase
  • KS3
    • Term 6: Databases
    • Term 5 Scratch
    • Term 4 Websites
    • Term 3 Spreadsheets
    • Term 2: Binary & Algorithms
    • Term 1: Basics and Hardware
  • J277/01 NEW
    • EPIC FAILS
    • Intro Lessons
    • 1.1 System Architecture >
      • 1.1.1: The CPU
      • 1.1.1: Parts of the CPU
      • 1.1.2: The CPU in action
      • CPU Recap Lesson
      • Little Man Computer
      • 1.1.3: Embedded Systems
      • RISC & CISC
      • End of Unit Exam
    • 1.2 Memory and Storage >
      • 1.2.1: Primary Storage (Memory)
      • Intro to Units of Memory
      • 1.2.2 Secondary Storage
      • How stuff works
    • 1.2.3 Units & Data Capacity
    • 1.2.4 Data Storage >
      • 1.2.4 Binary Conversion
      • 1.2.4 Binary Addition
      • L4: Hexadecimal
      • L5: Recap
      • L6: Characters
      • L7: Images
      • L8: SenseHAT images
      • L9: Sound & Sampling
      • L10: Code Sound
      • L11: Compression Part 1
      • L12: Compression Part 2 >
        • Compression
      • What do you know?
  • J276/02 old
    • Unit 2 Overview
    • 2.1 Algorithms >
      • L1: Intro to Algorithms
      • L2: The Knight's Tour
      • L3: Bresenham
      • L4: Searching Algorithms
      • L5: Bubble Sort
      • L6: Insertion Sort
      • L7: Merge
      • L8: Sorting Recap
      • L9: Creating Algorithms
      • L10: Pseudocode
      • L11: Interpreting Algorithms
      • L12: End of Unit Test
    • 2.2 Programming Techniques >
      • Coding Intro
      • L1: Programming Concepts
      • L2: Sequence, Selection & Iteration
      • L3: SSI Practice
      • L4: String Manipulation
      • L5: Secret Codes
      • L6: File Handling
      • L7: Use of records to store data
      • L8: SQL
      • L9: SQL Python
      • L10 ,11, 12: Arrays
      • L13: Functions
      • L14: Data Types
      • L15: Casting
      • L16 -17: Test and Code
    • 2.3 Robust Programs >
      • L1 : Defensive Design
      • L2 : Testing Programs
    • 2.4 Computational Logic >
      • L1: Comp. Logic 1
      • L2: Comp. Logic 2
      • L3: Operators (Python)
    • 2.5 Translators & Language >
      • L1: Types of Languages
      • L2: Translators
  • Yr 9
    • Year End Examination
    • iMedia 5: Comics
    • iMedia 4: School Brochure
    • iMedia 3: Presentations
    • iMedia 2: Review and Mail Merge
    • iMedia 1: IT Letter Writing
    • L10: Intro to iMedia
    • L9 Building a Computer
    • L8: Buying a House
    • L7: Logic Gates
    • L6: Binary
    • L5: CS Alan Turing
    • L4: Spreadsheets
    • L3: JS in an Hour!
    • L2: Intro to Coding
    • L1: CS Compression
  • Py
    • Coding Concepts
    • Writing your first Program
    • Python Pages
    • Python Playground
    • Strings
    • Python Operators
    • Functions
    • Conditions
    • Try and Except
    • Break and Continue
    • Odd codes
  • Py +
    • Looping
    • Why does my code not work?
    • Errors
    • Validation
    • Lists
    • Lists again
    • Looking for data in String
    • Writing to Files
    • Read, Write & Sorting Data
  • CODING
    • Magic Python
    • Alan Turing
    • Brian the Turtle
    • Grade Calculator
    • Nested IF Hotels
    • Vending Machine
    • A Looping Menu
    • For
    • Christmas Coding
    • JS in an Hour!
    • CSS + HTML
    • Medical Claims
    • Hour of Code 2015
  • Contact
    • Dictionaries - coming soon
    • L2:
  • Squid Game
  • Reflectico