- 
				           		
The first level is the traditional Discretionary Access Control (DAC).
						        										 	
						        					            	
				            	第一级是传统的自主访问控制(Discretionary Access Control,DAC)。
								    				            	
				 	    						                 	youdao
				            					            						        	 
		         		 		        			         		
		          					          
		          			                            				          						        				          							        	- 
				           		
The first level is the traditional Discretionary Access Control (DAC).
						        										 	
						        					            	
				            	第一级是传统的自主访问控制(Discretionary Access Control,DAC)。
								    				            	
				 	    						                 	youdao