网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
蛋白质结构数据库PDB中，mmCIF格式是______ crystallographic（晶体） information file 的简写。
参考答案和解析
Cn3d
更多 “蛋白质结构数据库PDB中，mmCIF格式是______ crystallographic（晶体） information file 的简写。” 相关考题
考题
关于PDB数据库，正确的是A、是全世界最主要的大分子一级结构数据库B、其蛋白质结构数目与SwissProt/TrEMBL数据库中的序列数目相当C、包括蛋白质、核酸、蛋白质-核酸复合物等生物大分子的三维结构数据库D、由NCBI和EBI共同管理E、由DDBJ进行日常维护
考题
在关系数据库的基础上构造多媒体数据库时,采用对关系数据库模型的扩充技术主要有____。
A、使关系数据库管理系统和操作系统中的文件系统相结合，实现对非格式化数据的管理B、将关系数据库结构扩充成面向对象数据库系统的结构C、将元组中格式化数据和非格式化数据分成两部分，一部分是格式化数据本身，另一部分是对非格式化数据的引用D、将关系元中格式化数据和非格式化数据装在一起形成一个完整的元组，存放在数据页面或页面组中
考题
Your multitenant container database, CDB1, is running in ARCHIVELOG mode and has two pluggable databases, HR_PDB and ACCOUNTS_PDB. An RMAN backup exists for the database.You issue the command to open ACCOUNTS_PDB and find that the USERDATA.DBF data file for the default permanent tablespace USERDATA belonging to ACCOUNTS_PDB is corrupted.What should you do before executing the commands to restore and recover the data file in ACCOUNTS_PDB?（）A. Place CDB1 in the mount stage and then the USERDATA tablespace offline in ACCOUNTS_PDb.B. Place CDB1 in the mount stage and issue the ALTER PLUGGABLE DATABASE accounts_pdb CLOSE IMMEDIATE command.C. Issue the ALTER PLUGGABLE DATABASE accounts_pdb RESTRICTED command.D. Take the USERDATA tablespace offline in ACCOUNTS_PDb.
考题
以下关于数据库(DB)、数据库系统(DBS)、数据库管理系统(DBMS)三者之间关系的叙述，正确的是（ ）。A. DBMS包括DB和DBSB. DBS包括DB和DBMSC. DB包括DBS和DBMSD. DBS是DB的简写，DBS是DBMS的简写
考题
在Visual FoxPro中，执行下列命令后，当前打开的数据库文件名是（ ）。Number=”5”File=”File”+Number USEFileA. FileNumberB. FileC. File5D. DataBaseFile
考题
在Visual FoxPro中，执行下列命令后，当前打开的数据库文件名是（ ）。 Number=”5” File=”File”+Number USEFileA.File NumberB.FileC.file5D.Data Base File
考题
执行下列命令后,当前打开的数据库文件名是Number="3"File="File"＋NumberUSEFileA.File3B.FileA．File3B．FileC．FileNumberD．File
考题
执行下列命令后，当前打开的数据库文件名是______。Number="ABC"File="File"+NumberUSEFileA．FileABCB．FileC．File NumberD．File
考题
（ ）：a device for storing information on a computer, with a magnetic surface that records information received in electronic form
A. Area
B. Disk
C. Buffer
D. File
考题
Pilot Premier软件的小区数据库维护窗口Cell Maintenance中，用户不能修改或输入的内容是（）。A、Cell Information数据B、Antenna Information数据C、网络结构数据（OMCR、MSC、BSC）D、以上均可修改
考题
An administrator suspects someone is modifying a sensitive file， and wants to log access information for this file. Which of the following AIX component accomplishes this？（）A、auditB、syslogC、TCBD、sysck
考题
You issued the following command： ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； What will be the result of issuing this command？（）A、 The block change tracking feature is enabled， and the information about the system change number is written in the change tracking file.B、 The block change tracking feature is enabled， and the information about the log sequence number is written in the change tracking file.C、 The block change tracking feature is enabled， and the information about the blocks that are changed since the last backup is written in the change tracking file.D、 The block change tracking feature is enabled， and the information about the locations of the datafiles and the online redo log files are written in the change tracking file.
考题
What criterion does Oracle9i use to determine whether a database file is an Oracle Managed File？（） A、The filename format. B、Information stored inside a data dictionary table. C、Information stored in the ALERT.LOG file for the corresponding instance. D、Information stored inside the corresponding initialization parameter file for the instance.
考题
单选题You issued the following command： ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； What will be the result of issuing this command？（）A
The block change tracking feature is enabled， and the information about the system change number is written in the change tracking file.B
The block change tracking feature is enabled， and the information about the log sequence number is written in the change tracking file.C
The block change tracking feature is enabled， and the information about the blocks that are changed since the last backup is written in the change tracking file.D
The block change tracking feature is enabled， and the information about the locations of the datafiles and the online redo log files are written in the change tracking file.
考题
单选题Your multitenant container database, CDB1, is running in ARCHIVELOG mode and has two pluggable databases, HR_PDB and ACCOUNTS_PDB. An RMAN backup exists for the database. You issue the command to open ACCOUNTS_PDB and find that the USERDATA.DBF data file for the default permanent tablespace USERDATA belonging to ACCOUNTS_PDB is corrupted. What should you do before executing the commands to restore and recover the data file in ACCOUNTS_PDB?（）A
Place CDB1 in the mount stage and then the USERDATA tablespace offline in ACCOUNTS_PDb.B
Place CDB1 in the mount stage and issue the ALTER PLUGGABLE DATABASE accounts_pdb CLOSE IMMEDIATE command.C
Issue the ALTER PLUGGABLE DATABASE accounts_pdb RESTRICTED command.D
Take the USERDATA tablespace offline in ACCOUNTS_PDb.
考题
单选题PDB数据库（）。A
是全世界最主要的大分子三级结构数据库B
其蛋白质结构数目与SwissProt/TrEMBL数据库中的序列数目相当C
包括了蛋白质、核酸、蛋白质/核酸复合物等结构数据D
由NCBI和EBI共同管理和维护
考题
单选题RMAN automatically propagate information about the database structure， archived redo logs， backup sets， and data file copies into the recovery catalog from the target database’s control file. This information can also be propagated to the catalog manually by using the （）command.A
LISTB
SWITCHC
VALIDATED
CONFIGUREE
RESYNC CATALOGF
UPGRADE CATALOG
考题
单选题关于PDB数据库，正确的是（）A
是全世界最主要的大分子一级结构数据库B
其蛋白质结构数目与SwissProt/TrEMBL数据库中的序列数目相当C
包括蛋白质、核酸、蛋白质-核酸复合物等生物大分子的三维结构数据库D
由NCBI和EBI共同管理E
由DDBJ进行日常维护
热门标签
最新试卷