CompTIA A+ Core 2 (220-1102) — Question 631

Which of the following file extensions are commonly used to install applications on a macOS machine? (Choose three.)

Answer options

• A. .mac
• B. .pkg
• C. .deb
• D. .dmg
• E. .msi
• F. .appx
• G. .app
• H. .apk

Correct answer: B, D, G

Explanation

.pkg files are package installers used on macOS, .dmg files are disk image files that can contain applications, and .app files are application bundles on macOS. The other options, such as .deb, .msi, .appx, and .apk, are associated with other operating systems like Linux, Windows, and Android, respectively.