Important File Extensions Questions and Answers

Answer: C

Correct answer: .iso

An .iso file is a sector-by-sector image of an optical disc, named after the ISO 9660 file system standard for CD-ROMs.

Answer: B

Correct answer: .ini

An .ini file holds initialization settings, arranged in sections with name-value pairs. It is the Windows predecessor of the registry.

Answer: C

Correct answer: .fnt

.fnt is the generic bitmap font file extension. TrueType fonts use .ttf and OpenType .otf.

Answer: D

Correct answer: Rich Text Format

RTF is Rich Text Format, a document format that carries fonts, sizes and styles in plain readable text, so it can be exchanged between word processors that share nothing else.

Answer: C

Correct answer: .deb

.deb is the Debian software package, the installation format used by Debian and by the distributions derived from it, such as Ubuntu.

Answer: A

Correct answer: .otf

.otf is OpenType Font, the format built on TrueType and PostScript technology that supersedes both.

Answer: A

Correct answer: .bin

.bin is the extension of a MacBinary II encoded file, which packs a Mac file's data fork, resource fork and metadata into a single stream for transfer over systems that know nothing of forks.

Answer: A

Correct answer: .xls

.xls is the Excel workbook format up to Office 2003; .xlsx replaced it from Office 2007.

Answer: D

Correct answer: .jar

.jar is a Java Archive, a ZIP file holding compiled .class files together with a manifest. Packaging an application this way lets the Java runtime execute it from the single file.

Answer: D

Correct answer: .ppt

.ppt is the PowerPoint presentation format up to Office 2003, replaced by .pptx afterwards. .pps is the same content saved to open straight into the slide show.