zoukankan      html  css  js  c++  java
  • 053(四十八)

    236、

    236.Your database is running in ARCHIVELOG mode, and the database is open. You execute an RMAN backup and specify the KEEP clause.
    Which components are backed up when this option is specified?
    A. only the control file, the current SPFILE, and data files
    B. only the current SPFILE and data files if autobackup is disabled
    C. only the data files and the archived redo logs
    D. the control file, current SPFILE file, data files, and archived redo logs

    237、

    237.You executed the following commands in an RMAN session for your database instance that has failures:
    RMAN> LIST FAILURE;
    After some time, you executed the following command in the same session:
    RMAN> ADVISE FAILURE;
    But there are new failures recorded in the Automatic Diagnostic Repository (ADR) after the execution of 
    the last LIST FAILURE command. Which statement is true for the above ADVISE FAILURE command in this scenario?
    A. It produces a warning for new failures before advising for CRITICAL and HIGH failures.
    B. It ignores new failures and considers the failures listed in the last LIST FAILURE command only.
    C. It produces an error with recommendation to run the LIST FAILURE command before the ADVISE FAILURE command. 
    D. It produces advice only for new failures and the failures listed in the last LIST FAILURE command are ignored.

    238、View the Exhibit to examine the output for the V$DIAG_INFO view.

    Which statements are true regarding the location of diagnostic traces? (Choose all that apply.)

    A. The path to the location of the background as well as the foreground process trace files is /u01/oracle/diag/rdbms/orclbi/orclbi/trace.
    B. The location of the text alert log file is /u01/oracle/diag/rdbms/orclbi/orclbi/alert.
    C. The location of the trace file for the current session is /u01/oracle/diag/rdbms/orclbi/orclbi/trace.
    D. The location of the XML-formatted version of the alert log is /u01/oracle/diag/rdbms/orclbi/orclbi/alert.

    239、

    239.Evaluate the following command:
    SQL>ALTER SYSTEM SET db_securefile = 'IGNORE';
    What is the impact of this setting on the usage of SecureFiles?
    A. It forces BasicFiles to be created even if the SECUREFILE option is specified to create the LOB. 
    B. It forces SecureFiles to be created even if the BASICFILE option is specified to create the LOB. 
    C. It does not allow the creation of SecureFiles and generates an error if the SECUREFILE option is specified to create the LOB. 
    D. It ignores the SECUREFILE option only if a Manual Segment Space Management tablespace is used and creates a BasicFile.

    240、

    240.You are managing an Oracle Database 11g ASM instance with a disk group dg01 having three disks. 
    One of the disks in the disk group becomes unavailable because of power failure. 
    You issued the following command to change the DISK_REPAIR_TIME attribute from 3.6 hours to 5 hours:
    ALTER DISKGROUP dg01 SET ATTRIBUTE 'disk_repair_time' = '5h';
    To which disks in the disk group will the new value be applicable?
    A. all disks in the disk group
    B. all disks that are currently in OFFLINE mode
    C. all disks that are not currently in OFFLINE mode
    D. all disks in the disk group only if all of them are ONLINE
  • 相关阅读:
    从缓冲上看阻塞与非阻塞socket在发送接收上的区别
    关于TCP封包、粘包、半包
    CURL 和LIBCURL C++代码 上传本地文件,好不容易碰到了这种折腾我几天的代码
    Spring boot 搭配 JPA 生成表注释 和 字段注释
    Spring Data JPA 中常用注解
    SpringBoot Data JPA 关联表查询的方法
    Spring boot data JPA数据库映射关系 : @OneToOne,@OneToMany,@ManyToMany
    Spring Boot Jpa 表名小写转大写
    SpringBoot入门系列~Spring-Data-JPA自动建表
    使用Spring-Session共享使用Session
  • 原文地址:https://www.cnblogs.com/huanhuanang/p/5429688.html
Copyright © 2011-2022 走看看