F5 F50-531 問題集

質問 1：
Where is the load-balancing mode specified?
A. within the pool definition
B. within the virtual server definition
C. within the node definition
D. within the pool member definition
正解：A

質問 2：
A site wishes to perform source address translation on packets arriving from the Internet for clients using some pools but not others. The determination is not based on the client's IP address, but on the pool they are load balanced to. What could best accomplish this goal?
A. A SNAT for all addresses could be defined, and then disable the SNAT processing for select pools.
B. The decision to perform source address translation is always based on VLAN. Thus, the goal cannot be achieved.
C. For each virtual server, regardless their default load balancing pools, association with SNAT pools could vary dependent upon need.
D. The decision to perform source address translation is always based on a client's address (or network). Thus, this goal cannot be achieved.
正解：A

質問 3：
A site wishes to perform source address translation on packets from some clients but not others. The determination is not based on the client's IP address, but on the virtual servers their packets arrive on. What could best accomplish this goal?
A. The decision to perform source address translation is always based on VLAN. Thus, the goal cannot be achieved.
B. Some virtual servers could be associated with SNAT pools and others not associated with SNAT pools.
C. The decision to perform source address translation is always based on a client's address (or network). Thus, this goal cannot be achieved.
D. A SNAT for all addresses could be defined, and then disable the SNAT processing for select VLANs.
正解：B

質問 4：
A virtual server is listening at 10.10.1.100:80 and has the following iRule associated with it: when HTTP_REQUEST { if {[HTTP::uri] ends_with "txt" } { pool pool1 } elseif {[HTTP::uri] ends_with "php" } { pool pool2 } If a user connects to http://10.10.1.100/foo.html, which pool will receive the request?
A. Unknown. The pool cannot be determined from the information provided.
B. pool1
C. pool2
D. None. The request will be dropped.
正解：A

質問 5：
Which three statements describe a characteristic of profiles? (Choose three.)
A. All changes to parent profiles are propagated to their child profiles.
B. While most virtual servers have at least one profile associated with them, it is not required.
C. Custom profiles are always based on a parent profile.
D. A profile can be a child of one profile and a parent of another.
E. Default profiles cannot be created or deleted.
正解：C,D,E

質問 6：
Which two can be a part of a virtual server's definition? (Choose two.)
A. rule(s)
B. node address(es)
C. monitor(s)
D. pool(s)
E. load-balancing method(s)
正解：A,D

質問 7：
Under what condition must an appliance license be reactivated?
A. Never. Licenses are permanent for the platform regardless the version of software installed.
B. Licenses only have to be reactivated when new features are added (IPv6, Routing Modules, etc) - no other situations.
C. Licenses generally have to be reactivated during system software upgrades.
D. Licenses only have to be reactivated for RMAs - no other situations.
正解：C

質問 8：
The current status of a given pool member is unknown. Which condition could explain that state?
A. The member has a monitor assigned to it and the monitor did not succeed during the most recent timeout period.
B. The member has a monitor assigned to it and the most recent monitor was successful.
C. The member has no monitor assigned to it.
D. The member's node has a monitor assigned to it and the monitor did not succeed during the most recent timeout period.
正解：C