CMS专题
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 serializedBAn object serialized on one JVM can be successfully deserialized on a different JVMCThe values in
题目
Objects from classes that use aggregation cannot be serialized
An object serialized on one JVM can be successfully deserialized on a different JVM
The values in fields with the volatile modifier will NOT survive serialization and deserialization
The values in fields with the transient modifier will NOT survive serialization and deserialization
It is legal to serialize an object of a type that has a supertype that does NOT implement java.io.Serializable
参考答案和解析
相似问题和答案
第1题：
For the following statements， which one is perceived as a drawback of implementing Fibre ChannelAuthentication Protocol （FCAP）？（）
- A、It is restricted in size to only three segments
- B、It requires the use of netBT as the network protocol
- C、It requires the implementation of IKE
- D、It relies on an underlying Public Key Infrastructure
正确答案:D
第2题：
Which three statements are valid SDM configuration wizards？ （）
- A、NAT
- B、VPN
- C、STP
- D、Security Audit
正确答案:A,B,D
第3题：
A. It may advise the use of online table redefinition for tables in dictionary managed tablespace.
B. It may advise the use of segment shrink for tables in dictionary managed tablespaces it the no chained rows.
C. It may advise the use of online table redefinition for tables in locally managed tablespaces
D. It will detect and advise about chained rows.
E. It may advise the use of segment shrink for free list managed tables.
第4题：
Identify three scenarios in which you would recommend the use of SQL Performance Analyzer to analyzeimpact on the performance of SQL statements.（）
- A、Change in the Oracle Database version
- B、Change in your network infrastructure
- C、Change in the hardware configuration of the database server
- D、Migration of database storage from non-ASM to ASM storage
- E、Database and operating system upgrade
正确答案:A,C,E
第5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.
正确答案:B,D
第6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
正确答案:B,D,E
第7题：
Which three components does the Scheduler use for managing tasks within the Oracle environment? （）(Choose three.)
- A、a job
- B、a program
- C、a schedule
- D、a PL/SQL procedure
正确答案:A,B,C
第8题：
Which statement concerning carbon dioxide is FALSE ________．
A.It displaces the oxygen in the air
B.It cannot be seen
C.It cannot be smelled
D.It is safe to use near personnel in a confined space
第9题：
Which three statements are true concerning unplugging a pluggable database (PDB)?（）
- A、The PDB must be open in read only mode.
- B、The PDB must be dosed.
- C、The unplugged PDB becomes a non-cdb.
- D、The unplugged PDB can be plugged into the same multitenant container database (CDB)
- E、The unplugged PDB can be plugged into another cdb.
- F、The PDB data files are automatically removed from disk.
正确答案:B,D,E
第10题：
You want to use the SQL Tuning Advisor to generate recommendations for badly written SQL statements in your development environment. Which three sources can you select for the advisor to analyze？ （）
- A、Top SQL
- B、snapshots
- C、SQL Tuning sets
- D、index access path
- E、optimizer statistics
- F、materialized view logs
正确答案:A,B,C