单选题Which statement describes the ROWID data type? （）A Binary data up to 4 gigabytes.B Character data up to 4 gigabytes.C Raw binary data of variable length up to 2 gigabytes.D Binary data stored in an external file, up to 4 gigabytes.E A hexadecimal strin

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第3题：

A major difference between archiving and backing up data is that data backups：（）

• A、contain data removed from the server.
• B、contain data that still resides on the server.
• C、are stored with the servers.
• D、are stored securely.

第4题：

A general purpose MySQL instance is configured with the following options: —log-slow-queries —long-query-time=,0001 —log-slow-admin-queries —general-log —log-bin —binlog-format=STATEMENT —innodb-flush-log-at-trx-commit=1 Which three statements are true（）。

• A、The General Query Log records more data than the Binary Log
• B、The binary Log records more data than the General Query Log
• C、The Slow Query Log records more data than the General Query Log
• D、The General Query Log records more data than the Slow Query Log
• E、The Slow Query Log records more data than the Binary Log
• F、The Binary Log records more data than the Slow Query Log

第5题：

Which statement describes the ROWID data type? （）

• A、Binary data up to 4 gigabytes.
• B、Character data up to 4 gigabytes.
• C、Raw binary data of variable length up to 2 gigabytes.
• D、Binary data stored in an external file, up to 4 gigabytes.
• E、A hexadecimal string representing the unique address of a row in its table.

第6题：

Which three statements are true regarding the data types in Oracle Database 10g/11g?（）

• A、Only one LONG column can be used per table 
• B、A TIMESTAMP data type column stores only time values with fractional seconds 
• C、The BLOB data type column is used to store binary data in an operating system file 
• D、The minimum column width that can be specified for a VARCHAR2 data type column is one 
• E、The value for a CHAR data type column is blank-padded to the maximum defined column width

第7题：

The System Administrator wants to do a backup of the HMC and notices that there are two options on the HMC menu: Backup Critical Console data and Save Upgrade Data. Which of the following best describes the differences between the two options?（）

• A、Both options back up user and partition profile data. Only the Backup Critical Console Data backs up TCP/IP settings or preferences
• B、Both options back up partition profile information. Only the Backup Critical Console Data backs up service function settings, such as Inventory Scout, Service Agent, and Service Focal Point
• C、The Backup Critical Console Data should be performed just before the HMC software update operation. The Save Upgrade Data should be performed each time configuration changes are made to the system or the HMC
• D、The Save Upgrade Data should be performed just before the HMC software update operation. The Backup Critical Console Data should be performed each time configuration changes are made to the system or the HMC

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第15题：

Which tasks are necessary to perform a data migration using DFSMS?（）

• A、Microcode review and data classification
• B、Initialization and data classification
• C、Microcode review, ACS routine, and back up of data
• D、Data classification, ACS routine, and back up of data

第16题：

Examine the following RMAN script: RMAN> run { debug on; allocate channel c1 type disk; backup datafile 5; } Which statement describes the purpose of the script?（）

• A、The data file is checked for physical corruption and backed up if found clean.
• B、The backup of data file 5 is performed and the interactive messages during the backup are suppressed.
• C、The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.
• D、The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed

第17题：

You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file， if it has already been backed up.（）

• A、 The data file backup is done with multiple channels
• B、 The data files is in the read-write mode after being backed up in the read only mode
• C、 The backup was taken after the data files was taken offline-normal or is in the read only mode
• D、 The data file backup complies with the back retention policy and the backup duplexing fe ture

第18题：

Your data recovery strategy must meet the following requirements： Back up all data files and folders in C:///Data.  Restore individual files and folders in C:///Data.  Ensure that data is backed up to and restored from external media.  What should you do？（）

• A、Use the Previous Versions feature to restore the files and folders.
• B、Use the System Restore feature to perform backup and restore operations.
• C、Use the NTBackup utility to back up and restore individual files and folders.
• D、Use the Backup and Restore Center to back up and restore files.

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