多选题Which three statements concerning the use of the java.io.Serializable interface are true？（）AObjects from classes that use aggregation cannot be serialized.BAn object serialized on one JVM can be successfully deserialized on a different JVM.CThe values 

第1题：

Which three configuration tasks are required to successfully deploy NBAR to recognize TCP and UDP stateful protocols？ （）

• A、over leased lines， use the multilink ppp command to reduce latency and jitter， and to create Distributed Link Fragmentation and interleaving
• B、use the service-policy command to attach a traffic flow to an interface on the router
• C、use the ip rsvp bandwidth command to set a strict upper limit on the bandwidth NBAR uses， and to guarantee admission of any flows
• D、use the policy-map command to define one or more QoS policies （such as shaping， policing， and so on） to apply to traffic defined by a class map
• E、use the random-detect dscp command to modify the default minimum and maximum thresholds for the DSCP value
• F、use the class-map command to define one or more traffic classes by specifying the criteria by which traffic is classified

第2题：

Which three concerning the use of the java.io.Serializable interface are true？（）

• A、 Objects from classes that use aggregation cannot be serialized.
• B、 Art object serialized on one JVM can be successfully deserialized on a different JVM.
• C、 The values in fields with the volatile modifier will NOT survive serialization anddeserialization.
• D、 The values in fields with the transient modifier will NOT survive serialization anddeserialization.
• E、 It is legal to serialize an object of a type that has a supertype that does NOT implement java.io.Serializable.

第3题：

Which three statements about the Cisco MPLS TE Fast Reroute （FRR） process are true？（）

• A、TE tunnels that are configured with the FRR option cannot be used as backup tunnels.
• B、TE tunnels that are configured with the FRR option can be used as backup tunnels.
• C、The backup tunnel that is used to protect a physical interface must have a valid IP address configured.
• D、Interfaces must use MPLS global label allocation.
• E、The source IP address of use backup tunnel and the merge point （MP） should not be reachable.

第4题：

Which three statements about subqueries are true?（）

• A、A single row subquery can retrieve only one column and one row.
• B、A single row subquery can retrieve only one row but many columns.
• C、A multiple row subquery can retrieve multiple rows and multiple columns.
• D、A multiple row subquery can be compared by using the ">" operator.
• E、A single row subquery can use the IN operator.
• F、A multiple row subquery can use the "=" operator.

第5题：

Which statements are valid for a local SPAN configuration？ （）

• A、 Source and destination interface must be on the same host
• B、 Source and destination interfaces can be on different hosts
• C、 Destination vEthernet interface can be on a different VLAN than the source
• D、 Destination interface can be a physical port
• E、 Destination interface cannot be a physical port

第6题：

Which two statements are true about overflow pools？（）

• A、Overflow pools do not support PAT
• B、Overflow pools can not use the egress interface IP address for NAT
• C、Overflow pools must use PAT
• D、Overflow pools can contain the egress interface IP address or separate IP addresses

第7题：

Which three statements concerning the use of the java.io.Serializable interface are true？（）

• A、Objects from classes that use aggregation cannot be serialized
• B、An object serialized on one JVM can be successfully deserialized on a different JVM
• C、The values in fields with the volatile modifier will NOT survive serialization and deserialization
• D、The values in fields with the transient modifier will NOT survive serialization and deserialization
• E、It is legal to serialize an object of a type that has a supertype that does NOT implement java.io.Serializable

第8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.

第9题：

Which two statements are true regarding the return values of property written hashCode and equals methods from two instances of the same class？（）

• A、 If the hashCode values are different， the objects might be equal.
• B、 If the hashCode values are the same， the object must be equal.
• C、 If the hashCode values are the same， the objects might be equal.
• D、 If the hashCode values are different， the objects must be unequal.

第10题：

Which three statements concerning the use of the java.io.Serializable interface are true？（）

• A、Objects from classes that use aggregation cannot be serialized.
• B、An object serialized on one JVM can be successfully deserialized on a different JVM.
• C、The values in fields with the volatile modifier will NOT survive serialization and deserialization.
• D、The values in fields with the transient modifier will NOT survive serialization and deserialization.
• E、It is legal to serialize an object of a type that has a supertype that does NOT implement java.io.Serializable.