Digital World
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| How does a computer store text? | Each character is stored as a number.
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| ASCII. | Translates numbers into text. (American Standard Code Information Interchange)
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| True or False: ASCII only has English and some European characters. | True.
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| Can be used to enter special characters instead of ASCII. | Unicode/UTF-8.
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| DOC/DOCX. | Microsoft word document, can contain formatted text, images, backgrounds.
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| Open Office Text Format. | Free software that is similar to Microsoft Office.
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| PDF. | Portable Document Format, a file format that is great for printed documents, originally by Adobe, but now is an open format, not meant to be edited, virtual paper, used for books and magazines.
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| HTML. | Hyper Text Markup Language, used to create webpages, plain text files, zip files are compressed folders, one file can store many.
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| XML. | Plain text used to store structured data
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| Operating System. | Communication between the hardware (physical machine) and software.
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| Examples of operating systems for mobile devices. | Apple IOS 10, Google Android, MAC OS, Windows 7.
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| Digital. | Numeric.
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| MP3, Wav, and Flac. | Used to format music.
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| Photos are made of _____________. | Pixels. (Tiny dots of color.)
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| How is the quality of a photo determined? | How many pixels there are.
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| Colors of pixels are stored as levels of __________, _______________, and ____________, ranging from ___________ to ______________ | Red, green, blue, 0, 255.
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| Basic unit of storage. | Byte.
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| White. | 255, 255, 255.
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| Black. | 0, 0, 0.
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| Grey. | All three colors equal.
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| How many colors are possible? | 16.8 million.
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| Bitmap Image. | An uncompressed file where each pixel is given three numbers for red, green, and blue.
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| JPG/JPEG. | Most common file format for digital photos, compressed with a slight loss of quality .
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| GIF. | Used for clip art and simple animations, limited to 256 colors.
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| PNG. | Is not used for digital photos, no loss of quality, transparent colors.
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| SVG. | Scalable Vector Graphic, image is not stored with pixels, file stores directions (circles, lines, colors) to make the shapes, actually a text file.
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| How does a computer store audio? | Stores a numeric picture of the sound wave.
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| How many bytes for one song? | 32 MB.
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| MP3. | Audio file is compressed, some quality is lost, most popular format.
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| FLAC. | Free Lossless Audio Codec, audio is compressed without any loss of quality.
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| Streaming services that download the music while they play. | Spotify, Pandora, Apple Music.
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| Around how much data can a hard drive store? | 100 GB-2 TB.
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| Around how much data can a SD camera store? | 4-64 GB.
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| Around how much can a Micro SD card store? | 16-64 GB.
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| USB Drive. | Can easily add local storage to a computer or chrome book, removable storage.
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| SSD. | Solid State Drive, works like a hard drive, much faster, smaller, and uses less energy.
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| Cloud Storage. | Only available with internet connection, rented space on somebody else's hard drive, do not know where it is physically stored, more expensive, available from any advice with internet connection.
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| Txt. | Plain text file, no formatting or margins.
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| DOCX. | New word document format.
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| MPEG. | Compressed video format.
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| How many bits are in a byte? | Eight.
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| File storage and software hosted on servers that are accessed through the web, examples include Microsoft One Drive and Dropbox. | The cloud.
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| A cloud service with a monthly fee designed to compete with Google Docs. | Microsoft Office 365.
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| A Google controlled, open source operating system. | Android.
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| The Microsoft operating system that is used in this lab. | Windows 7.
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| Magnetic storage, primary storage for the PC. | Hard drive.
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| A programming language that runs inside the web browser that adds logic and functionality to webpages. | JavaScript
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| The protocol used by web browsers and servers. | HTTP.
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| The programs on your computer. | Software.
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| Sits between hardware and software to manage the computer's resources. | Operating system.
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| Used to create the content of a webpage. | HTML.
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| All data is encrypted for security. | HTTPS.
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| How much information can be stored on a DVD? | 4.7 GB.
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| How many times larger is a terabyte compared to a megabyte? | 1,000,000.
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| How much storage space is required for a typical digital photo? | 3 MB.
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| Basic unit of storage, a number from 0 to 255, enough information to store a keyboard character. | Byte.
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| 1111. | 15.
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| 1101 0010. | 210.
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| 200. | 1100 1000.
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| 27. | 0001 1011.
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| Undo. | Ctrl Z.
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| Bold. | Ctrl B.
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| Superscript. | Ctrl .
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| Opens with Microsoft Word or Open Office. | Doc.
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| New tab. | Ctrl t.
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| Switch between browser tabs. | Ctrl tab.
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| Close the current tab. | Ctrl w.
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| Open new window. | Ctrl n.
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| What language does Adobe Flash use? | Action Script.
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| Syntax. | Grammar rules of a language.
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| Syntax Error. | When the program breaks a rule.
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| x=x+1. | Increases x by 1.
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| RAM. | Random Access Memory, computers temporary working memory, erased when powered down.
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Created by:
emarciante9
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