percussion

n 1: the act of playing drums; "he practiced his drumming several

hours every day" [syn: {drumming}]

2: the act of exploding a percussion cap

3: tapping a part of the body for diagnostic purposes

permission

(Or "file mode") An access privelege (e.g. read,

write, execute) associated with a {file} or {directory}.

Depending on the {operating system}, each file may have

different permissions for different kinds of access and

different users or groups of users.

{chmod} ("change mode") is the {UNIX} command to change

permissions.

(1997-04-08)