What do file extensions tell you about a file?


  1. What do file extensions tell you about a file?
  2. What is the purpose file extension?
  3. What are the advantages of using file extensions?
  4. What are the 5 file extensions?
  5. Why do you need the files write the purposes of files?
  6. What is the most common file extension for software programs and applications?
  7. What must happen to a file when it is saved?
  8. What are the advantages of file extension?
  9. What are PNG files?
  10. What happens to data after you delete it?
  11. Are computer files physical?
  12. What does a file extension tell your computer where a program is saved when the file was created which file name to display what type of program to open?
  13. What does a file extension tell your computer quizlet?
  14. What is the difference between a file and file extension?
  15. What is an extension in computer?
  16. Does changing the file extension change the file?
  17. What is JPEG used for?
  18. When would you use a PNG file?
  19. Are photos ever really deleted?
  20. Can hackers retrieve deleted photos?
  21. Does data take space?
  22. What are the four types of files?

What do file extensions tell you about a file?

Extensions are important because they tell your computer what icon to use for the file, and what application can open the file. For example, the doc extension tells your computer that the file is a Microsoft Word file.

What is the purpose file extension?

The purpose of the file extension is to identify the type of file. The computer uses this information to open the file with the correct software application.

What are the advantages of using file extensions?

File extensions help Windows, or other operating systems you’re using, determine which program to use to open those types of files. Most file extensions, especially those used by common image, audio, and video formats, are usually compatible with more than one program you have installed.

What are the 5 file extensions?

In summary, the most common document file extensions are:DOC and DOCX.HTML and . HTM.ODT.PDF.XLS and XLSX.ODS.PPT and . PPTX.TXT.Oct 6, 2021

Why do you need the files write the purposes of files?

Files can be edited and transferred through the Internet on that particular computer system. Different types of computer files are designed for different purposes. A file may be designed to store a Image, a written message, a video, a computer program, or any wide variety of other kinds of data.

What is the most common file extension for software programs and applications?

In summary, the most common document file extensions are:DOC and DOCX.HTML and . HTM.ODT.PDF.XLS and XLSX.ODS.PPT and . PPTX.TXT.Oct 6, 2021

What must happen to a file when it is saved?

What must happen to a file when it is saved? The file will be closed, and you will exit the application.

What are the advantages of file extension?

File extensions help Windows, or other operating systems you’re using, determine which program to use to open those types of files. Most file extensions, especially those used by common image, audio, and video formats, are usually compatible with more than one program you have installed.

What are PNG files?

PNG is a popular bitmap image format on the Internet. It is short for “Portable Graphics Format”. This format was created as an alternative of Graphics Interchange Format (GIF). This format has some great features like containing 24bit RGB color palettes, greyscale images, and displaying transparent backgrounds.

What happens to data after you delete it?

When you delete a file, Windows removes the pointer and marks the sectors containing the file’s data as available. From the file system’s point of view, the file is no longer present on your hard drive and the sectors containing its data are considered free space.

Are computer files physical?

Yes. Present technology stores 1s/0s making up the digital file information on a medium. Make your choice of semiconductor, hard disk, tape, etc. or portable device such a USB flash drive. All require physical space.

What does a file extension tell your computer where a program is saved when the file was created which file name to display what type of program to open?

Extensions tell your computer which application created or can open the file and which icon to use for the file. For example, the docx extension tells your computer that Microsoft Word can open the file and to display a Word icon when you view it in File Explorer.

What does a file extension tell your computer quizlet?

What does a file extension tell your computer? Tells the operating system what type of program it needs to open. A group of computers that are connected together in order to share resources quickly and efficiently.

What is the difference between a file and file extension?

File extensions and file formats are often spoken about interchangeably. In reality, however, a file extension is just the characters that appear after the period, while the file format speaks to the way in which the data in the file is organized. For example, in the file name mydata.

What is an extension in computer?

An extension, in computer operating systems, is a piece of software that enhances or “extends” the capabilities of a programming language or other applications. An extension adds extra features to an already working standalone application.

Does changing the file extension change the file?

When you change a file’s extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file type. In other words, when you change a file’s extension, it does not change the way the file is formatted.

What is JPEG used for?

JPEG is designed to compress photographs that use natural colours and light. It does not work well with line drawings of shapes, or text. Saving these kinds of graphics in JPEG often results in pixellation around the edges – when an image becomes blurry and you can see individual pixels.

When would you use a PNG file?

You should use a PNG when… You need high-quality transparent web graphics. PNG images have a variable “alpha channel” that can have any degree of transparency (in contrast with GIFs that only have on/off transparency). Plus, with greater color depths, you’ll have a more vibrant image than you would with a GIF.

Are photos ever really deleted?

Your device hardware still has the pictures in it and these pictures can be retrieved by using recovery tools and software. The only way to completely delete a picture is to overwrite the data. The operating system will eventually overwrite files after some time.

Can hackers retrieve deleted photos?

Deleted files are at risk Cybercriminals and hackers can gain access to personal information stored in your computer even after you think you’ve deleted the files. This includes everything from financial documents to scanned images. If you think those files are gone because they’ve been deleted, think again.

Does data take space?

Yes, they take up space because they remain on the hard drive.

What are the four types of files?

The four common types of files are document, worksheet, database and presentation files. Connectivity is the capability of microcomputer to share information with other computers.