Which two statements about the use of VLANs to segment a network are true？ （）

A.Requires only one tunnel switching license.

B.Requires two licenses, one for inbound and one for outbound sessions.

C.Enabled automatically when the BSR is configured as an LAC and LNS.

D.Aids in L2TP tunnel scaling.

Which of the following statements about ORACLE is (are) correct？

Ⅰ.ORACLE follows SQL standard

Ⅱ.ORACLE database defines two logical types: table and view

A．Ⅰonly

B．Ⅱ only

C．Ⅰ and Ⅱ

D．none of the above

A. Traffic is clear text

B. Traffic is encrypted

C. They are initiated by the LNS

D. They are initiated by the LAC

A. It controls inter-zone traffic.

B. It controls intra-zone traffic.

C. It is named with a system-defined name.

D. It controls traffic destined to the device‘s ingress interface.

A.conventional statements

B.consolidated statements

C.audited statements

D.constitutional statements

A. 1 is the default precedence.

B. A lower number is preferred.

C. A higher number is preferred.

D. 100 is the default precedence.

A. The route 192.168.1.0/25 is accepted

B. The route 192.168.2.0/24 is accepted

C. OSPF routes will be exported into RIP

D. RIP routes will be exported into OSPF

●Which of the following statements about object oriented database is not correct？ (72) ．

(72) A．Each object has a unique object identify in the system

B．Encapsulation and inheritance are two important features of object oriented database

C．A subclass can inherit the attributes and methods of all its superclasses

D．A supereloss includes the attributes and methods at all subclasses

A. They are always present in the NAT table.

B. They allow connection to be initiated from the outside.

C. They can be configured with access lists, to allow two or more connections to be initiated from the outside.

D. They require no inside or outside interface markings because addresses are statically defined.