更多"[多选题]Which two statements are true "的相关试题:
[多选题]
Which two statements are true about SNATs? (Choose two.)
A.SNATs are enabled on all VLANs, by default.
B.SNATs can be configured within a Profile definition.
C.SNATs can be configured within a Virtual Server definition.
D.SNAT's are enabled only on the VLAN where origin traffic arrives, by default.
[多选题]
Which two statements are true concerning the default communication between a redundant pair of BIG-IP systems? (Choose two.)
A.Synchronization occurs via a TCP connection using ports 683 and 684.
B.Connection mirroring data is shared via a TCP connection using port 1028.
C.Persistence mirroring data is shared via a TCP connection using port 1028.
D.Connection mirroring data is shared through the serial fail over cable unless network failover is enabled.
[多选题]
Which two statements describe differences between the active and standby systems? (Choose two.)
A.Monitors are performed only by the active system.
B.Failover triggers only cause changes on the active system.
C.Virtual server addresses are hosted only by the active system.
D.Configuration changes can only be made on the active system.
E.Floating selfIP addresses are hosted only by the active system.
[多选题]
Which three statements describe a characteristic of profiles? (Choose three.)
A.Default profiles cannot be created or deleted.
B.Custom profiles are always based on a parent profile.
C.A profile can be a child of one profile and a parent of another.
D.All changes to parent profiles are propagated to their child profiles.
E.While most virtual servers have at least one profile associated with them, it is not required.
[单选题]
Which statement is true about the synchronization process, as performed by the Configuration Utility or by typing b config sync all?
A.The process should always be run from the standby system.
B.The process should always be run from the system with the latest configuration.
C.The two /config/bigip.conf configuration files are synchronized (made identical) each time the process is run.
D.Multiple files, including /config/bigip.conf and /config/bigip_base.conf, are synchronized (made identical) each time the process is run.
[单选题]有机物CH3CH(CH3)CH(CH3)CH2CH3的系统名称是()
A.2-甲基-3-乙基丁烷
B.2-乙基-3-甲基丁烷
C.2,3-二甲基戊烷
D.3,4-二甲基戊烷
[多选题]
Assume a BIG-IP has no NATs or SNATs configured. Which two scenarios are possible when client traffic arrives on a BIG-IP that is NOT destined to a self-IP? (Choose two.)
A.If the destination of the traffic does not match a virtual server, the traffic will be discarded.
B.If the destination of the traffic does not match a virtual server, the traffic will be forwarded based on routing tables.
C.If the destination of the traffic matches a virtual server, the traffic will be processed per the virtual server definition.
D.If the destination of the traffic matches a virtual server, the traffic will be forwarded, but it cannot be loadbalanced since no SNAT has been configured.
[单选题]CH3COOCH2CH(CH3)2+CH3OH - CH3COOCH3+(CH3)2CHCH2OH 属于酯的( )。
A.水解
B.B.醇解
C.C.硝解
D.D.氨解
[单选题]化合物C(CH3)3-CH(CH3)CH=CH2的名称是()
A.2,2,3-三甲基-4-戊烯
B.2,2,3-三甲基-1-戊烯
C.3,4,4-甲基-1-戊烯
D.3,4,4-三甲基-1-戊烯
[单选题]CH3COOCH2CH3+OH- — CH3COO- +CH3CH3OH 属于酯的( )。
A.水解
B.B.醇解
C.C.硝解
D.D.氨解
[单选题]该化合物CH3CH2CH2CH(CH3)CH2CH3的系统名称是( )。
A.庚烷
B.3-甲基己烷
C.4-甲基己烷
D.异辛烷
[单选题]CH3—C≡CH + H2 CH3—CH2—CH3 的反应属于炔烃的( )。
A.氧化反应
B.B.还原反应
C.C.加成反应
D.D.酯化反应
[判断题]该有机物CH3－CH(CH2CH3CH2CH2CH3的名称是2－乙基戊烷。
A.正确
B.错误
[判断题]CH3COOCH2CH (CH3) 2+CH3 OH CH3COOCH3+(CH3)2CHCH2 OH 属于酯的硝解。
A.正确
B.错误
[单选题]C6H5CH2CH2CH(CH3)2应称为( )。
A.3-甲基丁苯
B.B. 2-甲基丁苯
C.C.异丙基苯基甲烷
D.D.苯基异丙基甲烷
[单选题]化合物CH3CH(CH3)CH2C≡CH的名称是()
A.3-甲基-1-戊炔
B.3-甲基戊炔
C.2-甲基-1-戊炔
D.4-甲基-1-戊炔
[单选题]CH3COOCH2CH (CH3) 2+NH3 — CH3COONH2+(CH3)2CHCH2OH 属于酯的( )
A.水解
B.B.醇解
C.C.硝解
D.D.氨解
[判断题]2-戊炔的结构式是CH3CH≡CCH2CH3。
A.正确
B.错误
[单选题]ABG026 5 1 3
CH2=CH-CH3与HCl发生加成反应,其产物为( )。
A.CH3-CHCl-CH3
B.CH2Cl-CH2-CH3
C.CH3-CH2-CH2Cl
D.以上三种都有可能
