In the file open modes, the string "rb" indicates . A: opening an existing binary file only for data reading. B: opening a text file only for data writing. C: opening an existing text file only for data reading. D: opening a binary file only for data writing.
In the file open modes, the string "rb" indicates . A: opening an existing binary file only for data reading. B: opening a text file only for data writing. C: opening an existing text file only for data reading. D: opening a binary file only for data writing.
Detecting and correcting data in a database or file that are incorrect, incomplete, improperly formatted, or redundant is called: A: defragmentation. B: data scrubbing. C: data auditing. D: data optimization.
Detecting and correcting data in a database or file that are incorrect, incomplete, improperly formatted, or redundant is called: A: defragmentation. B: data scrubbing. C: data auditing. D: data optimization.
Which two activities are NOT supported by the Data Recovery Advisor?() A. Diagnose and repair a data file corruption offline. B. Diagnose and repair a data file corruption online. C. Diagnose and repair failures on a standby database. D. Recover from failures in the Real Application Cluster (RAC) environment.
Which two activities are NOT supported by the Data Recovery Advisor?() A. Diagnose and repair a data file corruption offline. B. Diagnose and repair a data file corruption online. C. Diagnose and repair failures on a standby database. D. Recover from failures in the Real Application Cluster (RAC) environment.
（）:A location where data can be temporarily stored. A: Area B: Disk C: Buffer D: File
（）:A location where data can be temporarily stored. A: Area B: Disk C: Buffer D: File
中国大学MOOC: File a=new File(D:\datalianxi.txt);如果D盘中没有data文件夹，也没有lianxi.txt，则执行a.createNewFile();程序会（ ）。
中国大学MOOC: File a=new File(D:\datalianxi.txt);如果D盘中没有data文件夹，也没有lianxi.txt，则执行a.createNewFile();程序会（ ）。
如果希望横向合并后的数据文件只包括第一个数据文件中的个案，则应当选择（） A: Both file iprovide cases B: External file is keyed table C: Working data file is keyed table D: Indicate case source as variable
如果希望横向合并后的数据文件只包括第一个数据文件中的个案，则应当选择（） A: Both file iprovide cases B: External file is keyed table C: Working data file is keyed table D: Indicate case source as variable
如果希望横向合并后的数据文件只包括第一个数据文件中的个案，则应当选择（） A: ABoth file iprovide cases B: BExternal file is keyed table C: CWorking data file is keyed table D: DIndicate case source as variable
如果希望横向合并后的数据文件只包括第一个数据文件中的个案，则应当选择（） A: ABoth file iprovide cases B: BExternal file is keyed table C: CWorking data file is keyed table D: DIndicate case source as variable
为了验证程序是否操作成功,可以通过DDMS视图中的File Explorer选项卡找到data/data目录,并在该目录中找到本程序对应包名中的data.txt文件。( )
为了验证程序是否操作成功,可以通过DDMS视图中的File Explorer选项卡找到data/data目录,并在该目录中找到本程序对应包名中的data.txt文件。( )
A pSeries server is being used as a file server and all data is stored on a non-root volume group and resides on mounted filesystems. Which of the following commands provides the quickest way to backup all of the data and filesystem definitions？（） A: tar B: cpio C: savefs D: savevg
A pSeries server is being used as a file server and all data is stored on a non-root volume group and resides on mounted filesystems. Which of the following commands provides the quickest way to backup all of the data and filesystem definitions？（） A: tar B: cpio C: savefs D: savevg
The steps for organizing field recordings data mainly include six steps: ① audio file encoding ② audio data conversion and processing ③ audio data import into computer ④ analysis of the physical features of recording samples ⑤ audio sample text sorting and content analysis ⑥ analysis of social and cultural significance of recording samples. The correct sequence of recording steps is: A: ①-②-③-④-⑤-⑥ B: ④-⑤-⑥-①-②-③ C: ③-②-①-④-⑤-⑥ D: ③-①-②-④-⑤-⑥
The steps for organizing field recordings data mainly include six steps: ① audio file encoding ② audio data conversion and processing ③ audio data import into computer ④ analysis of the physical features of recording samples ⑤ audio sample text sorting and content analysis ⑥ analysis of social and cultural significance of recording samples. The correct sequence of recording steps is: A: ①-②-③-④-⑤-⑥ B: ④-⑤-⑥-①-②-③ C: ③-②-①-④-⑤-⑥ D: ③-①-②-④-⑤-⑥