Multiple choice

To change the access permission in UNIX, we use

  1. chmod

  2. per

  3. mod

  4. none of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The chmod (change mode) command modifies file access permissions (read, write, execute) for owner, group, and others in UNIX. Permissions can be set symbolically (u+x, go-r) or numerically (755, 644). The other options (per, mod) are not standard UNIX commands.