更多"Which server housesQ"的相关试题:
[单项选择]管段a，b的管径分别是da，db，且da>db。管段c是变径管，一端管径为da，一端管径为db，三段管应怎样连接（）
A. 顺流方向，a，c，b依次连接
B. 顺流方向，b，c，a依次连接
C. 顺流方向，c，a，b依次连接
D. 顺流方向，b，a，c依次连接
[简答题]限用三条指令实现将DA1和DA2二个字节存储单元的内容进行交换。
[单项选择]The weather condition will probably change from day to night in______.
A. Beijing, Tianjin, Macao, London, Paris, Toronto
B. Macao, Toronto, New York, Rome
C. Toronto, Rome, Beijing, Chicago
D. London, Rome, Lhasa, Macao, San Francisco
[多项选择]Which three statements are true about Flashback Database?（）
A. Flashback logs are written sequentially, and are archived.
B. Flashback Database uses a restored control file to recover a database.
C. The Oracle database automatically creates, deletes, and resides flashback logs in the Fast Recovery Area.
D. Flashback Database can recover a database to the state that it was in before a reset logs operation.
E. Flashback Database can recover a data file that was dropped during the span of time of the flashback.
F. Flashback logs are used to restore to the blocks' before images, and then the redo data may be used to roll forward to the desired flashback time.
[单项选择] You perform the following activities during the database upgrade from Oracle Database 10g to Oracle Database 11g: 1. Capture plans for a SQL workload into a SQL Tuning Set (STS) before upgrade. 2. Load these plans from the STS into the SQL plan baseline immediately after the upgrade. What is the reason for performing these activities? （）
A. to minimize plan regression due to the use of a new optimizer version
B. to completely avoid the use of new plans generated by a new optimizer version
C. to prevent plan capturing when the SQL statement is executed after the database upgrade
D. to keep the plan in the plan history so that it can be used when the older version of the optimizer is used
[单项选择]Da Vinci was so busy with his numerous inventions that he _______ found enough time to complete his paintings.
A. barely
B. fairly
C. rarely
D. handily
[多项选择]You use a recovery catalog for maintaining your database backups.You execute the following command:$rman TARGET / CATALOG rman / cat@catdbRMAN > BACKUP VALIDATE DATABASE ARCHIVELOG ALL;Which two statements are true?（）
A. Corrupted blocks, if any, are repaired.
B. Checks are performed for physical corruptions.
C. Checks are performed for logical corruptions.
D. Checks are performed to confirm whether all database files exist in correct locations
E. Backup sets containing both data files and archive logs are created.
[多项选择]Examine the following impdp command to import a database over the network from a pre-12c Oracledatabase (source): Which three are prerequisites for successful execution of the command?（）
A. The import operation must be performed by a user on the target database with the DATAPUMP_IMP_FULL_DATABASE role, and the database link must connect to a user on the source database with the DATAPUMP_EXD_FULL_DATABASE role.
B. All the user-defined tablespaces must be in read-only mode on the source database.
C. The export dump file must be created before starting the import on the target database.
D. The source and target database must be running on the same platform with the same endianness.
E. The path of data files on the target database must be the same as that on the source database.
F. The impdp operation must be performed by the same user that performed the expdp operation.
[单项选择]合成DA和NA的始初原料是：
A. 酪氨酸
B. 蛋氨酸
C. 谷氨酸
D. 赖氨酸
E. 丝氨酸
[单项选择]You cannot ignore the situation forever, so one day you will have to ______ consequences of your act.
A. look up to
B. wake up to
C. stand up to
D. face up to
[单项选择]We know the couple were reluctant to have their daughter marry him.
A. eager
B. unwilling
C. pleased
D. disappointed
[单项选择]Leonardo Da Vinci ______.
A. said that man would in the sky one day
B. built a kind of machine which never flew
C. drew many beautiful pictures of birds.
D. made designs for flying machines.
[单项选择]At the level of 115 decibels, permanent hearing damage can occur after just ______.
A. 15 minutes
B. 100 minutes
C. 60 minutes
D. 105 minutes
[单项选择]At which command prompt would you issue the set date command?（）
A. [edit chassis] user@router#
B. [edit] user@router#
C. [edit system] user@router#
D. user@router>
[单项选择]Which of the following is a characteristic of a data center core?（）
A. Server-to-server traffic always remains in the core layer.
B. The recommended practice is for the core infrastructure to be in Layer 3.
C. The boundary between Layer 2 and Layer 3 should be implemented in the aggregation layer.
D. The Cisco Express Forwarding hashing algorithm is the default, based on the IP address and Layer 4 port.
E. Core layer should run BGP along with an IGP becauseiBGP has a lower administrative distance than any IGP.
[单项选择]Economic benefits must be weighed（）the possible dangers of handling radioactive waste.
A. by
B. with
C. against
D. out
[单项选择]连续用L-DA治疗帕金森病疗效降低是
A. 受体下调
B. 受体上调
C. 异源受体调节
D. L-DA代谢加快
E. L-DA排泄加快
[单项选择]模型文件中，DA指的是（）。
A. 逻辑设备
B. 逻辑节点
C. 数据对象
D. 数据属性
