File Permissions and File Types Challenge

Question 1

In a long Unix-style listing, which file type is indicated by a leading "l" in the mode string, such as "lrwxrwxrwx"?

Accepted Answer

Symbolic link

Answer

Regular file

Answer

Local socket

Answer

Block device

Question 2

Which chmod value sets permissions to rwxr-x--- for owner, group, and others respectively?

Accepted Answer

750

Answer

740

Answer

754

Answer

705

Question 3

On a typical Unix-like system, which special permission on a directory causes files created inside it to inherit the directory's group ownership rather than the creator's primary group?

Accepted Answer

setgid

Answer

Sticky bit

Answer

setuid

Answer

umask

File Permissions and File Types Challenge

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