Which of the following extensions is used to save MS-PowerPoint applications?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. .ppt.
The correct extension used to save MS-PowerPoint applications is .pptx. This is the default file format for presentations created in Microsoft PowerPoint 2007 and later versions. It stands for PowerPoint Open XML Presentation and offers improved data management, reduced file size, and better security compared to the older .ppt format used in earlier versions.