OCJP(310-065)
多选题Which four statements are true？（）AHas-a relationships should never be encapsulated.BHas-a relationships should be implemented using inheritance.CHas-a relationships can be implemented using instance variables.DIs-a relationships can be implemented usin
题目
Has-a relationships should never be encapsulated.
Has-a relationships should be implemented using inheritance.
Has-a relationships can be implemented using instance variables.
Is-a relationships can be implemented using the extends keyword.
Is-a relationships can be implemented using the implements keyword.
An array or a collection can be used to implement a one-to-many has-a relationship.
相似问题和答案
第1题：
A. RIP does not support routing contexts
B. routing contexts are implemented in a single routing process
C. routing contexts are implemented using multiple routing processes
D. routing contexts are implemented as several instances of a single routing process
E. routing contexts are implemented as a single instance of several routing processes
第2题：
Which statements concerning the correlation between the inner and outer instances of non-static inner classes are true？（）
- A、Member variables of the outer instance are always accessible to inner instances， regardless of their accessibility modifiers.
- B、Member variables of the outer instance can never be referred to using only the variable name within the inner instance.
- C、More than one inner instance can be associated with the same outer instance.
- D、All variables from the outer instance that should be accessible in the inner instance must be declared final.
- E、A class that is declared final cannot have any inner classes.
正确答案:A,C
第3题：
Relationships and friendships can()gangs.
A. results in
B. lead to
C. arrive at
第4题：
Which of the following is NOT true about XML columns?（）
- A、Data can be retrieved by SQL.
- B、Data can be retrieved by XQuery.
- C、XML columns must be altered to accommodate additional parent and child relationships.
- D、Access to any portion of an XML document can be direct, without reading the whole document.
正确答案:C
第5题：
When should traffic shaping be implemented on Frame Relay PVCs？（）
- A、When you want to drop excess traffic above the CIR
- B、When there is a speed mismatch between the central site and the remote site
- C、When using Frame Relay SVCs
- D、When over-subscribing the central site link
- E、When LLQ is implemented on the Frame Relay PVC
- F、When Multilink PPP LFI is implemented on the Frame Relay PVC
正确答案:B,D
第6题：
A. The BGP split - horizon rule specifies that routes learned via EBGP are never propagated to other IBGP peers.
B. The BGP split horizon rule specifies that routes learned via IBGP are never propagated to other IBGP peers.
C. A full - mesh IBGP requires that neighbor relationships be established between a ll BGP enabled routers in the autonomous system.
D. IBGP neighbors must be in different autonomous systems.
E. An EGP or static routing is required between IBGP neighbors.
第7题：
What is true about the Cisco SBR methodology?（）
- A、provides an opportunity to build short-term consultative relationships with customers
- B、provides an opportunity to build long-term consultative relationships with customers
- C、provides an opportunity to build consultative relationships with customers
- D、provides an opportunity to sell more products
正确答案:B
第8题：
A.Data can be retrieved by SQL.
B.Data can be retrieved by XQuery.
C.XML columns must be altered to accommodate additional parent and child relationships.
D.Access to any portion of an XML document can be direct, without reading the whole document.
第9题：
Compare the features of the Cisco PIN architecture and Cisco validated Designs. Which two of the following statements are making sense?（） (Choose two.)
- A、Cisco validated Designs can be implemented quickly without customer input.
- B、Cisco is focusing on the PIN architecture as a means to driving integrated networks.
- C、The Cisco PIN architecture is a critical mechanism for supporting integrated markets because it can be implemented quickly.
- D、The Cisco validated Designs program provides critical mechanisms for supporting integrated markets because the mechanisms can be implemented quickly.
正确答案:B,D
第10题：
Which four statements about NetFlow are true？（）
- A、NetFlow records bidirectional IP traffic flow.
- B、NetFlow export can be implemented over IPv4.
- C、NetFlow export can be implemented over IPv6.
- D、NetFlow records multicast IP traffic flow.
- E、NetFlow records ingress traffic.
- F、NetFlow records egress traffic.
正确答案:B,D,E,F