DIGITAL CONTENT

Definition

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The digital file is a data unit stored in a resource that can be used by computer applications to recognize the information it contains.

Size

Names

1. Identify file

2. Extension (format)

Two main groups

Non executable extensions

Documents

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 • DOC: Word documents. • DOCX: default format of Word documents. This format doesn't allow you to run macros. • DOCM: Like DOCX, but with macro skills. • ODT: text document in OpenDocument format. • PDF: Adobe Acrobat format, avoid changes.• RTF: Enriched text format, share between different operating systems. • CSV: Present any type of data as a table. • XLS: Excel documents. ...

Audio

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• MP3: compression standard music code. • WMA: audio format with compression and possible DRM. • WAV: Digital audio format with or without compression. • FLAC: High fidelity and lossless digital audio format. • MIDI: Data transfer protocol with 8-bit sound information. • OGG: Free code audio.• M3U: Playlist. 

Pictures

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• JPEG/JPG: With compression and loss. • PNG: Graphic format with compression without loss. • BMP: Bitmap image. • ICO: Icon file. • SVG: Image of vector graphics. • WEBP: Image format with compression developed by Google for the website. • GIF: Animated images. • PSD: Adobe Photoshop project....

Compressed files

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• ZIP: format developed by WinZIP. • RAR: compression format developed by WinRAR, more efficient than ZIPs. • RAR5: renewed version of RAR to improve security and data recovery• 7Z: Free format developed by the creator of 7-Zip. - ACE: WinACE compressed file. • R00, R01, etc.: WinRAR file divided into parts....

Internet

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• HTML: Text file with code for a website. - XML: Brand language file. • URL: HTML document. • CSS: an extension of style that accompanies HTML. • JS: JavaScript script. • PHP: PHP code. • EML/MSG: Email format. • SWF/SPL: Flash Player file. 

Windows Executable Extensions

Search, analysis and evaluation of the information

Navigators

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The browser is a computer program that provides an easy and usable interface to navigate the Internet and access data and content stored.

Firefox

Explorer

Opera

Safari

Navigation and search bar

Purpose of the search

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The first step in the search for information on the Internet define the purpose of the specific search.

Search strategy

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In fact, some strategic elements will help us in the process of retrieving information, in order to search for information more quickly. The search for information on the Internet requires continuous reflection action by the user, even within the initial definition of the search goal: research, tool selection, performance analysis, consultation formulation, results validation, contrast, etc. The establishment of an appropriate search strategy can be of great use to avoid wasting a great deal of time.The result of several sites must be contrasted to see if there is any disagreement between what is achieved by one instrument and another.

Methods

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The process of searching for information is usually not linear, except when very specific information is directly sought.

Types of research

Direct search

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When it comes to identifying very specific data that can be obtained from a single source.

Predictive search

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Predictive search seeks large data fields and multiple sources of information.

Mixed searches

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Require an appropriate combination of different types of research to be carried out in a single complex investigation process.

Search warrant

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Perhaps the most useful tool in outreach research (ikerketa dibulgatzailea) is bibliography.The most effective tools are information search engines and general search engines, provided that information can be identified using very important words. 

Search engine

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Search engines make available to users the results obtained through their websites.

How to Ask the Seeker

Basic advice

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To retrieve information (informazioa berreskuratzeko), a number of actions must be taken before the engine is used.First, write down search targets in a list of specific terms that you consider definitive to help search engines in your work. define specific search terms use text phrases between quotes

Advanced search options

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Advanced search options appear as parameters: language, date, etc. 

Boolean operators

-Logical product (Y)

-Logic (OR)

-No logic (NOT)

How can I be certain of the reliability of the information

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The author's identification. Clear and unequivocal information. Date of creation.A clear reference to information sources. Proper use of available elements.

- EXE: Windows executable.
• LNK: Direct access.
• ONE: Script for CMD.
• COM: MS-DOS application.
• PS1: PowerShell script.
• DLL: Libraries with the code necessary for the operation of the programs.
• MSI: Installer.
• SYS: SYS critical files

- Depends on the number of characters or information
- Bytes, kilobytes, megabytes...

- It's the most widely used web browser.
- Integrated into Microsoft's commercial operating systems.

Developed by Apple.

- Norwegian origin.
- Pioneer in the integration of automatic content update channels.

- Strategic elements will help us in the process of retrieving information.
- The search for information on the Internet requires continuous reflection action.
- The result of several sites must be contrasted.

- Browsers have their own navigation bar installed.


- The navigation bar allows quick access.


- Tools, search supermotors + folders can be added to the navigation bar.


- Starting a search without being clear, make us waste precious time.

- Developed by a global community of programmers.
- Commitment to the Mozilla Foundation project.

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