Which security mechanism uses the concept of a realm？（） Authorization。 Data integrity。 Confidentiality。 Authenticatio。
Which will declare a method that is available to all members of the same package and be referenced without an instance of the class？（） abstract public void methoda （）；。 public abstract double inethoda （）；。 static void methoda （double dl） {}。 public native double methoda （） {}。 protected void methoda （double dl） {}。
社区灾害时伤病员救护和转运的基本原则是什么？
着床
A co-worker is developing an implementation plan for a design that uses OSPF 2 and RIPv2 routing domains, with two routers redistributing between the two domains.The co- worker asks your help in choosing how to prevent domain loops by setting administrative distance. Assuming all other related settings use defaults, which of the following would solve the domain loop problem?（） The distance ospf intra - area 80 inter - area 80 OSPF subcommand。 T he distance ospf external 80 OSPF subcommand。 The distance ospf intra - area 180 inter - area 180 OSPF subcommand。 The distance ospf external 180 OSPF subcommand。
应付挫折的自我调节能力受到的影响因素是（）
