在SQL中,建立、修改和删除数据库中基本表结构的命令分别为()、()和()命令。
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依据能力负担原则,凡是具有()负担能力的纳税人应区别纳税,以体现税收的纵向公平。
A. 同等
B. 不同
C. 差别
D. 税收
You are the system administrator for an electronics manufacturing company. The accounting department uses Windows 98 computers. The department has purchased a third-party spreadsheet application that only runs on Windows 2000 Professional. You need to upgrade the computers to Windows 2000 Professional and install the new application. You choose an unattended installation method for both the operating system and the application. The Windows 2000 Professional installation files reside on a server named Companyrv in a shared folder name W2Ksource. You place the installation files for the spreadsheet application in \\Companyrv\W2Ksource\i386\$OEMS$. You create an answer files named Acctanswer.txt and place in \\Companyrv\W2Ksource. You map drive letter H: to \\Companyrv\W2Ksource and begin the installation on a test computer by running the winnt32 /s:H:\i386/u:H:\acctanswer.text command. Windows 2000 Professional is installed successfully. However, the spreadsheet application is not installed. You want to ensure that the spreadsheet application is installed during the unattended installation. What should you do? ()
A. Run the winnt /s:H:\i386 /u:H:\acctanswer.txt command instead of the winnt32 /s:H:\i386/u:H:\acctanswer.text command.
B. Move the spreadsheet application installation files to \\Companyrv\W2Ksource\i386, and thenrun the winnt /s:H:\i386 /u:H:\acctanswer.txt command.
C. Edit the [Unattended] section of the answer file to contain the parameter OemPreinstall = Yes, and then run the winnt32 /s:H:\i386/u:H:\acctanswer.text command.
D. Rename Acctanswer.txt to Unattend.txt, and then run the winnt32 /s:H:\i386 /u:H:\unattend.text command.
在word中,每个段落()。
A. 以句号结束
B. 以用户输入Enter结束
C. 以空格结束
D. 以word自动设定结束