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6. Data compression
- Explain the importance of compressing files that are transmitted on the Internet.
- Describe the difference between lossy and lossless compression.
- Understand the principles of lossy and lossless compression when applied to music, video, photos and text files.
- Data representation L6 Compression.pptx 4mb
- Data representation Worksheet 6 Compression.docx
Download time calculator
Abba - Dancing Queen (Compressed)
- Data representation Homework 6 Compression.docx
SLR2.6 – Data representation
OCR GCSE SLR2.6 Units
OCR GCSE SLR2.6 Converting between denary and 8 bit binary
OCR GCSE SLR2.6 Adding two 8 bit binary integers
OCR GCSE SLR2.6 Binary Shifts
OCR GCSE SLR2.6 Converting between denary and 2 digit hexadecimal
OCR GCSE SLR2.6 Check Digits
OCR GCSE SLR2.6 Characters
OCR GCSE SLR2.6 Images
OCR GCSE SLR2.6 Sound
OCR GCSE SLR2.6 Compression
IMAGES
VIDEO
COMMENTS
This document provides instructions for Homework 6 on data compression. It asks the student to: 1) Explain why you would compress photograph files before emailing them and which form of compression (lossy or lossless) would be best for transmitting a draft manuscript or video recording. 2) Apply a lossless encoding algorithm to sample image data and report the result. 3) Identify if the ...
Study with Quizlet and memorize flashcards containing terms like Compression, Lossy Compression (JPG, GIF, MP3), Lossy Image Compression and more. ... Unit 8 Data Representation. Flashcards. Learn. Test. Match. Flashcards. Learn. Test. Match. Created by. Shifaa2020. Terms in this set (6) Compression
A computer stores data and instructions in binary form. a. Explain why computers use binary. Computers only understand on or off, represented by 1 and 0. Computers operate using logic circuits which only have two states, true or false. Calculate the denary value of the 8-bit number 01101001. Show your working.
Homework 6 CompressionUnit 8 Data representation. Homework 6 Compression. Unit 8 Data representation. Homework 6 Compression. Unit 8 Data representation. 1. Extension: Compression. 1.(a)Give . two. reasons why you might compress photograph files before emailing them to a friend.[2] Reason 1.
Study with Quizlet and memorize flashcards containing terms like Why do we use Hexadecimal?, What does ASCII stand for?, What are the limitations of using ASCII? and more.
Modern computers often generate files of very large sizes. For example, audio files often run to megabytes close MB Megabyte (MB) - a measurement of file size or storage capacity. 1,048,576 bytes ...
Unit 8. 6.8 Data Sets and Distributions. Data, Variability, and Statistical Questions. Lesson 1 Got Data? Lesson 2 Statistical Questions; Dot Plots and Histograms. Lesson 3 Representing Data Graphically; Lesson 4 Dot Plots; Lesson 5 Using Dot Plots to Answer Statistical Questions; Lesson 6
View data-representation-worksheet-6-compression.docx from ACCT 123 at Northeast Catholic College. Worksheet 6 Compression Unit 8 Data representation Worksheet 6: Compression Task 1 One lossless. AI Homework Help. Expert Help. Study Resources.
Worksheet 6 Compression Unit 1 Data representation Worksheet 6 Compression Task 1 One lossless compression. AI Homework Help ... Kingsburg High. DAM. DAM 202. BaronMorning8347. 10/9/2023. View full document. Students also studied. Data representation Homework 9 Compression-1.docx. Solutions Available. Cambridge. COMPUTER A 123. 5319915 ...
Study with Quizlet and memorize flashcards containing terms like upload time, monochrome images, bigger files and more.
Algebra questions and answers; GSE Algebra Unit 8 Describing Data 8.3 -Task/HW 6. Which graphical representation best displayed Bob's and Alan's data? Z. Based on the summary statistics is either friend a basketball stare Justify your answer. Central Tendency and Spread Homework 1. Your scores on the first 4 tests in Algebra were 85, 80, 90 ...
4. Representation of images; 5. Representation of sound; 6. Data compression; 7. Unit assessment; Unit 2 - Communication and internet technologies; Unit 3 - Hardware; Unit 4 - Input and output devices; Unit 5 - Software and security; Unit 6 - Ethics; Unit 7 - Algorithm design and programming; Unit 8 - System design and databases; Syllabus
Lesson 6: Images; Download sample lesson above; Lesson 7: Data storage and compression; Assessment; There are 7 worksheets, 7 homework tasks, and an assessment test, each with answers included in this unit. How to order. 1. Add individual units to a draft order or download a blank order form below to complete manually. 2. Using a draft order ...
The MAD is 5.6 grams, which suggests that a cookie typically weighs between 15.4 grams and 26.6 grams. The box plot for the same data set is shown above the dot plot. The median shows that half of the weights are greater than or equal to 20.5 grams, and half are less than or equal to 20.5 grams.
loses data permanently; can't be used on text or software files; worse quality - but this is usually unnoticeable Lossless Compression - Advantages data is removed only temporarily; can be decompressed (turned back into the original); can be used on text and software files
SLR2.6 - Data representation. OCR GCSE SLR2.6 Units. ... denary and 8 bit binary. OCR GCSE SLR2.6 Adding two 8 bit binary integers. OCR GCSE SLR2.6 Binary Shifts. OCR GCSE SLR2.6 Converting between denary and 2 digit hexadecimal. OCR GCSE SLR2.6 Check Digits. OCR GCSE SLR2.6 Characters. OCR GCSE SLR2.6 Images. OCR GCSE SLR2.6 Sound. OCR GCSE ...
The GCSE units have been written to comprehensively satisfy the specification the OCR J277 Computing GCSE. Each unit delivers a complete solution comprising: PowerPoint slides for each lesson. Detailed lesson plans. Learning objectives and outcomes. Worksheets and homework activities with answers. End-of-unit Assessment test with answers.
Unit 8 - Data Representation. Flashcards. Learn. Test. Match. Flashcards. Learn. Test. Match. Created by. monk_b. Terms in this set (32) Binary. Base 2 numbers. Only digits '1' and '0' are allowed. ... P3 MPEG-1 or MPEG-2 Audio Layer III - a digital audio encoding format which uses lossy data compression. A common standard for digital music ...
Study with Quizlet and memorize flashcards containing terms like Data Compression, Consumption, Decompressed and more. ... Log in. Sign up. 2.6 Data Representation (Compression) - GCSE OCR 9-1. Flashcards; Learn; Test; Match; Q-Chat; Get a hint. Data Compression. Click the card to flip 👆 ...
Lesson 6 Data compression; Lesson 7 Assessment; There are 6 worksheets, 6 homework tasks, and an examination-style assessment test, each with answers included in this unit. How to order. 1. Add individual units to a draft order or download a blank order form below to complete manually. 2. Using a draft order you can either:
The GCSE units have been written to comprehensively satisfy the specification the OCR J277 Computing GCSE. Each unit delivers a complete solution comprising: PowerPoint slides for each lesson. Detailed lesson plans. Learning objectives and outcomes. Worksheets and homework activities with answers. End-of-unit Assessment test with answers.