首页计算机考试Oracle认证
(单选题)

Your SPFILE contains the following parameter settings:   SGA_TARGET = 8G   DB_CACHE_SIZE = 4G   SHARED_POOL_SIZE = 2G   LARGE_POOL_SIZE = 512M   JAVA_POOL_SIZE = 512M   LOG_BUFFER = 100M   SGA_MAX_SIZE = 10G   You query the V$SGA_DYNAMIC_COMPONENTS dynamic performance view and discover that the large pool component is currently sized at 1G. You want the value of the SGA_TARGET initialization parameter to 10G, but instead of specifying a value of 10G for the SGA_TARGET initialization parameter, you erroneously execute the following statement:   SQL>ALTER SYSTEM SET SGA_TARGET = 0 SCOPE = BOTH;   What is the result of this statement?()  

A The database crashes.

B The large pool releases 512M of memory.

C The large pool retains 1G of allocated memory.

D The large pool increases to 1,512M of memory.

正确答案

来源:www.examk.com

答案解析

相似试题

  • (单选题)

    Your database is running in NOARCHIVELOG mode. Every night there is a backup taken using RMAN. During your startup this morning you received en error regarding DISK 3 on your server. This is the location of your data file for the SYSTEM tablespace. Which option is open to you?()

    答案解析

  • (单选题)

    The SQL Tuning Advisor configuration has default settings in your database instance.  Which recommendation is automatically implemented after the SQL Tuning Advisor is run as part of the automatic maintenance task?()

    答案解析

  • (单选题)

    You have a large amount of historical data in a flat file. Some analysts in your organization need toquery this data in the file. The file is too large to load the data in it into your current database.  Which is the most effective method to access this data in your database()

    答案解析

  • (单选题)

    Your database runs in ARCHIVELOG mode, and is backed up every Sunday night using RMAN scripts. On Friday your database crashes. Now you want to use the backups from last Sunday night to restore your database.  How can you do this?()

    答案解析

  • (单选题)

    Your boss at Certkiller .com wants you to clarify Oracle 10g. Which statement is true about the analysis of the Automatic Database Diagnostic Monitor (ADDM)?()

    答案解析

  • (单选题)

    Automatic Shared Memory Management is disabled for your database instance. You realize that there arecases of SQL statements performing poorly because of repeated parsing activity, resulting in degradation ofperformance.  What would be your next step to improve performance()

    答案解析

  • (单选题)

    Automatic Shared Memory Management is disabled for your database instance. You realize that there arecases of SQL statements performing poorly because of repeated parsing activity, resulting in degradation ofperformance.  What would be your next step to improve performance()

    答案解析

  • (单选题)

    Automatic Shared Memory Management is disabled for your database instance. You realize that thereare cases of SQL statements performing poorly because of repeated parsing activity, resulting indegradation of performance.  What would be your next step to improve performance? ()

    答案解析

  • (单选题)

    You are maintaining your database in Oracle10g. You find that the number of languages that should be supported in your database has increased. The character set of your database is UTF8. You decide to migrate your database to the AL16UTF16 national character set.   How will you migrate your database from UTF8 to AL16UTF16?()  

    答案解析

  • (多选题)

    You work as a database administrator for Certkiller .com. Your database is opened in NOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode.  How would you do this?()

    答案解析

快考试在线搜题