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Some Important File Formats - Computer Fundamentals, Computer Awareness | Famous Books for UPSC Exam (Summary & Tests) PDF Download
Some Important File Formats
Some Important Video File Formats
3GP – Third Generation Partnership Project
AVI- Microsoft Audio Visual Interleaved
DIVX- Digital Video Express Encoded Movie Files
FLV- Flash Video
MKV – Matroska Video File
MPEG- Motion Picture Experts Group file interchange format
MP4- MPEG-4 Video Stream
MTS- AVCHD Video File
VOB- Video Object File
WMV- Windows Media Video
Some Important Audio File Formats
MIDI- Musical Instrument Digital Interface MIDI-sequention Sound
MP3- MPEG Layer 3 Audio
WMA- Windows Media (Metafile)
Some Important Image File Formats
BMP- Microsoft Windows BITMAP
GIF- Graphics Interchange Format
JPEG, JPG- Joint Photographic Experts Groupt
PNG- Portable Network Graphics
PSD- Adobe Photoshop Document
TIF- Tagged Image File Format
AI- Adobe Illustrator File
SVG- Scalable Vector Graphics File
VSD- Microsoft Visio Document
Some Important Document File Formats
DOC- Microsoft Word Binary File Format
DOCX- Microsoft Word Open XML Document
ODT- OpenDocument Text Document
PDF- Portable Document Format
RTF- Rich Text Format
SWF- Shockwave Flash Movie
XLS- Microsoft Excel Spreadsheet
XML- Extensible Markup Language
CSV- Comma Separated Values File
ODS- OpenDocument Spreadsheet
XLSX- Microsoft Excel Open XML Spreadsheet
KEY- Keynote Presentation
PPT- Microsoft PowerPoint
PPTX- Microsoft PowerPoint 2007 XML
PPS- PowerPoint Slide Show
MISC
DAT- Data File
EXE- Executable file
TTF- TrueType Font
VCF- vCard File
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FAQs on Some Important File Formats - Computer Fundamentals, Computer Awareness - Famous Books for UPSC Exam (Summary & Tests)
| 1. What are some commonly used file formats in computer fundamentals? |  |
Ans. Some commonly used file formats in computer fundamentals include:
- JPEG (.jpg): This is a commonly used file format for images and photographs.
- PDF (.pdf): PDF stands for Portable Document Format and is widely used for sharing documents that retain their formatting across different devices.
- MP3 (.mp3): MP3 is a popular audio file format that is widely used for storing and playing music.
- DOCX (.docx): This is the file format used by Microsoft Word for word processing documents.
- XLSX (.xlsx): XLSX is the file format used by Microsoft Excel for spreadsheet files.
| 2. What is the difference between lossy and lossless file formats? | |
Ans. The difference between lossy and lossless file formats is how they handle data compression:
- Lossy: Lossy file formats use compression techniques that discard some data to reduce file size. This compression is achieved by removing less important or redundant information. Examples of lossy file formats include JPEG for images and MP3 for audio. While these formats achieve smaller file sizes, they also result in a loss of quality, as some data is permanently discarded.
- Lossless: Lossless file formats, on the other hand, compress data without any loss of quality. They achieve smaller file sizes by compressing data in a way that allows for complete reconstruction of the original file. Examples of lossless file formats include PNG for images and FLAC for audio. While these formats preserve the original quality, they usually result in larger file sizes compared to lossy formats.
| 3. How can I convert a file from one format to another? | |
Ans. To convert a file from one format to another, you can use various software applications or online converters. Here's a general process for converting files:
1. Identify the file format of the original file.
2. Choose a suitable converter tool or website that supports the conversion you need.
3. Open the converter tool or website and select the input file.
4. Specify the desired output format.
5. Start the conversion process and wait for the tool to convert the file.
6. Once the conversion is complete, download the converted file to your computer.
Please note that the exact steps may vary depending on the specific converter tool or website you choose.
| 4. Are there any file formats that can be opened by multiple software applications? | |
Ans. Yes, there are several file formats that can be opened by multiple software applications. Some examples include:
- PDF (.pdf): PDF files can be opened by various software applications, including Adobe Acrobat Reader, web browsers, and other PDF readers.
- TXT (.txt): Text files with the .txt extension can be opened by text editors, word processors, and even web browsers.
- JPEG (.jpg): JPEG image files can be viewed by most image editing software, web browsers, and image viewers.
- MP4 (.mp4): MP4 video files are supported by many media players, video editing software, and online video platforms.
These file formats are designed to be widely compatible, allowing users to access and view their content using different software applications.
| 5. How do I determine the file format of a file? | |
Ans. To determine the file format of a file, you can follow these steps:
1. On a Windows computer, right-click on the file and select "Properties." On a Mac, control-click on the file and select "Get Info."
2. Look for the "Type" or "Kind" field in the file properties window. This field usually displays the file format.
3. If the file properties do not provide the file format, you can also check the file extension. The file extension is the part of the file name after the period (e.g., .jpg, .pdf, .docx). Different file extensions correspond to different file formats.
4. If you still cannot determine the file format, you can use a file analysis tool or software that can examine the file's contents and identify the format.
By following these steps, you can determine the file format of a file and choose the appropriate software application to open or manipulate it.
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